- Must visit
Saint Louis Art Museum
Major fine arts museum in Forest Park with collections spanning ancient to modern works. A top cultural stop known for strong European, American, and global holdings.
2,000+ travel companies
2,000+ travel companies
Scan to get our free app
Use our app to get live travel updates and book mobile tickets for trains, buses, flights, and ferries.
App Store
4.942K ratings
Google Play
4.6136K reviews
Journey information
Overview: Denver, CO to St. Louis, MO flight
USAUSA
Flights from Denver, CO to St. Louis, MO depart on average 59 times per day, taking around 3h 4m. Cheap flight tickets for this journey start at $53 (€44) if you book in advance.
There are 3 flights per day. The earliest flight runs at 00:04, the last at 23:58. The fastest flight covers the 794 miles (1279 km) distance in 2h 8m. June is the cheapest month to fly.
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance 794 miles (1279 km) |
Average flight duration 3h 4m |
Cheapest ticket price $53 (€44) |
Flights per day 59 |
Direct flights 3 |
Fastest flight 2h 8m |
First flight 12:04 AM |
Last flight 11:58 PM |
Cheapest Month Jun |
Cheapest Day Mon |
High Season Jan - Mar |
Low Season Apr - Jun |
Busiest Day Thu |
Least Busy Day Thu |
Best time to book 42 days |
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
The cheapest and fastest flights from Denver, CO to St. Louis, MO
Showing times and prices for Jun 27
Cheapest price
$188
Average price
$188
Fastest journey
21 h 39 m
Average duration
21 h 39 m
Flights per day
1
Distance
1279 km
Cheap tickets
The best way to find a cheap flight ticket from Denver, CO to St. Louis, MO is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Denver, CO to St. Louis, MO will cost around $188 if you buy it on the day, but the cheapest tickets can be found for only $188.
Fast flights
Of the 1 flights that leave Denver, CO for St. Louis, MO onSat, Jun 27, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sat, Jun 27 the direct flights cover the 1279 km distance in an average of 21 h 39 m but if you time it right, some flights will get you there in just 21 h 39 m .
On Sat, Jun 27 the longest flights will take 21 h 39 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
5:34 AM21h39Denver, CO3:13 AMSt. Louis, MO$1881One-way0 transfers
- 5:34 AM21h39Denver, CO3:13 AMSt. Louis, MO$1881One-way0 transfers
Travel Information
Compare train, bus, and flight for Denver, CO to St. Louis, MO
Omio recommends booking the bus as it is the most popular option from Denver, CO to St. Louis, MO among Omio's users. If you are prioritising price take the bus with prices starting from $83. For those with little time consider booking a flight which can get you there in 3h 4m. The ticket price range depends on the travel mode: a bus costs an average of $83, and a train costs an average of $163.
Distance: 794 miles (1279 km)
Compare flight with
| Flight | Most popular Bus | Train |
|---|---|---|
$190 Average price | $147 Average price Cheapest | $315 Average price |
6h 4m Average total duration Fastest 3h 4m Onboard + 3h 0m Additional time* | 16h 59m Average total duration 16h 29m Onboard + 30m Additional time* | 23h 34m Average total duration 23h 4m Onboard + 30m Additional time* |
 Most popular airline |  Most popular bus company |  Most popular train company |
Direct Options | Direct Options | Direct Options |
The cheapest way to travel from Denver, CO to St. Louis, MO is a bus with an average price of $147 (€121).
This is compared to other travel options from Denver, CO to St. Louis, MO:
A bus is $43 (€35) less than a flight for this route with tickets for a flight from Denver, CO to St. Louis, MO costing on average $190 (€156).
A bus is $168 (€137) less than a train for this route with tickets for a train from Denver, CO to St. Louis, MO costing on average $315 (€258).
The fastest way to travel from Denver, CO to St. Louis, MO is by flight with an average journey time of 3h 4m.
Other travel options to St. Louis, MO take longer:
Bus takes on average 16h 29m.
Train takes on average 23h 4m.
It's helpful to compare your options as there are 3 ways to travel between Denver, CO and St. Louis, MO including taking a train, bus, and flight.
We recommend using the bus as it is the most popular way to get from Denver, CO to St. Louis, MO among Omio's users.
Live departures
Denver, CO to St. Louis, MO flight times
The table below shows live departures for Denver, CO to St. Louis, MO flights for today, Saturday, June 20. You can also manually refresh the results below to see updated flight journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
| AA1735 · AA459 | 3:57 PM Denver International Airport | 6h47 | 11:44 PM St. Louis Lambert International Airport | 1 transfer | |
 UA675 · UA4472 | 4:29 PM Denver International Airport | 6h00 | 11:29 PM St. Louis Lambert International Airport | 1 transfer | |
| UA1131 · UA4472 | 4:45 PM Denver International Airport | 5h44 | 11:29 PM St. Louis Lambert International Airport | 1 transfer | |
| AA1734 · AA1004 | 5:45 PM Denver International Airport | 5h31 | 12:16 AM St. Louis Lambert International Airport | 1 transfer | |
| UA1422 | 5:45 PM Denver International Airport | 2h12 | 8:57 PM St. Louis Lambert International Airport | 0 transfersDirect | |
| UA2408 · UA4388 | 6:00 PM Denver International Airport | 15h27 | 10:27 AM St. Louis Lambert International Airport | 1 transfer | |
| AA1322 · AA3049 | 6:10 PM Denver International Airport | 4h49 | 11:59 PM St. Louis Lambert International Airport | 1 transfer | |
| UA214 | 8:45 PM Denver International Airport | 2h12 | 11:57 PM St. Louis Lambert International Airport | 0 transfersDirect | |
| UA531 · UA1962 · UA5958 | 9:20 PM Denver International Airport | 10h19 | 8:39 AM St. Louis Lambert International Airport | 2 transfers | |
| Sunday, June 21 | |||||
| 5:34 AM Denver, CO | 21h39 | 3:13 AM St. Louis, MO | 0 transfersDirect | |
| AA3156 · AA2733 | 11:59 PM Denver International Airport | 7h33 | 8:32 AM St. Louis Lambert International Airport | 1 transfer | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Denver, CO to St. Louis, MO by train, bus, or flight
Compare train, bus, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Sun
Jun 21
Jun 21
Mon
Jun 22
Jun 22
Tue
Jun 23
Jun 23
Wed
Jun 24
Jun 24
Thu
Jun 25
Jun 25
Fri
Jun 26
Jun 26
Sat
Jun 27
Jun 27
Why should you book Denver, CO to St. Louis, MO flights with Omio?
American Airlines as well as frontier airlines offer flights services from Denver, CO to St. Louis, MO.
Omio is an official ticket reseller for all your travel options from Denver, CO to St. Louis, MO.
Why book with Omio vs American Airlines?
- Compare with other providers: On Omio, you can not only buy tickets for American Airlines, but also compare tickets for the likes of frontier airlines to find the best option for your trip from Denver, CO to St. Louis, MO.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare American Airlines with all available travel options, which are train, bus and flight to ensure you get the best deal for traveling from Denver, CO to St. Louis, MO.
Why book with Omio over Trip, Edreams or Skyscanner?
- Compare with other providers: On Omio, you can also compare tickets for the likes of frontier airlines to find the best option for your trip from Denver, CO to St. Louis, MO.
- Multiple modes of transport: Omio allows you to compare travel options including train, bus and flight to find the ideal travel option from Denver, CO to St. Louis, MO.
Airlines: American Airlines, frontier airlines from Denver, CO to St. Louis, MOFind the best flights between Denver, CO to St. Louis, MO with Omio's travel partners American Airlines, frontier airlines from $53 (€44). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
American Airlines
About
American Airlines is one of the largest airlines in the world, connecting travelers to hundreds of destinations across the United States, Latin America, Europe, Asia, and beyond. Operating from major hubs such as Dallas/Fort Worth, Miami, and Charlotte, American offers a wide range of travel options. Passengers can choose from Economy with affordable fares, Premium Economy with extra space, or Business and First Class featuring flat-bed seats, premium dining, and lounge access. With a modern fleet and membership in the oneworld alliance, American Airlines combines global reach with comfort and reliability.
Luggage & cancellation policy
Average Duration
7h 36m
Cheapest Price
$491 (€402)
Luggage included
1 carry-on bag (22 x 14 x 9 inches) and 1 personal item (18 x 14 x 8 inches) included in most fares
Additional luggage
Checked bags fees vary by route. First checked bag typically $30, second $40 on domestic flights
Cancellation Policy
Basic Economy tickets cannot be changed or refunded. Other fares allow changes with fee, refunds subject to fare rules.
Pregnant on board
Passengers can fly up to 36 weeks for single pregnancies, 32 weeks for multiple pregnancies. Medical certificate required within 7 days of departure if within 4 weeks of due date.
Unaccompagned minor
Children ages 5-14 can travel alone using American Airlines Unaccompanied Minor Service. Service fee is $150 each way.
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
American Airlines provides wheelchair assistance and special services for passengers with disabilities. Assistance must be requested at least 48 hours before departure.
Pets
Small dogs and cats allowed in cabin for $125 fee. Must be in approved carrier under seat. Service animals allowed.
Entertaiment on board
frontier airlines
About
Frontier Airlines is a major American ultra-low-cost carrier headquartered in Denver, Colorado, operating flights to over 120 destinations across the United States, Caribbean, Mexico, and Central America. Known for its "Low Fares Done Right" philosophy, Frontier focuses on offering affordable travel by allowing passengers to choose and pay only for the services they need, such as seat selection or baggage. The airline is also recognized for its commitment to fuel efficiency, claiming to be "America's greenest airline" due to its modern, lightweight aircraft and operational practices. A distinctive feature of Frontier is the animal featured on the tail of each aircraft, highlighting North American wildlife.
Luggage & cancellation policy
Average Duration
2h 8m
Cheapest Price
$53 (€44)
Luggage included
Personal item (18 x 14 x 8 inches) included
Additional luggage
Checked bag fees start at $79 per bag
Cancellation Policy
Non-refundable tickets, changes permitted for fee starting at $79 plus fare difference
Pregnant on board
Pregnant women can travel up to 7 days before due date, medical certificate required after 36 weeks
Unaccompagned minor
Children ages 5-14 can travel alone for $100 fee each way, must be nonstop flight only
Amenities on board the airplane
Wifi
Accessibility
Frontier Airlines offers assistance for passengers with disabilities, including wheelchair service and boarding assistance. Passengers are encouraged to request these services in advance to ensure availability and proper arrangements.
Complete guide to St. Louis
Things to do in St. Louis
Discover the best of St. Louis — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect St. Louis trip today.
- Must visit
City Museum
Highly original museum and artist-built environment with architectural salvage, tunnels, slides, and installations. One of the city’s most distinctive and widely shared attractions.
- Recommended
Missouri History Museum
History museum in Forest Park covering St. Louis, Missouri, and regional stories through permanent and rotating exhibitions. Well suited for visitors wanting local context.
- Must visit
Forest Park
One of the largest urban parks in the United States, home to major institutions, lakes, trails, and broad green spaces. Essential for first-time visitors.
- Must visit
Gateway Arch National Park Grounds
Riverfront grounds around the Arch with lawns, paths, and strong skyline views, useful for walking and iconic photos.
- Recommended
The Delmar Loop
Lively entertainment and walking district known for music venues, public art, shops, and the St. Louis Walk of Fame.
- Vegetarian
St. Louis-Style Pizza
A local pizza style with a very thin, cracker-like crust, cut into squares and traditionally topped with Provel cheese. It is one of the city’s signature foods.
Toasted Ravioli
Breaded and fried meat- or cheese-filled ravioli, usually served with marinara sauce. This St. Louis Italian-American specialty is strongly associated with The Hill neighborhood.
- Vegetarian
Gooey Butter Cake
A rich, dense cake with a buttery base and sweet cream cheese-like topping. It is one of the most famous desserts identified with St. Louis.
Charlie Gitto's On The Hill
A long-established Italian restaurant on The Hill, known for classic red-sauce dishes, toasted ravioli, and an old-school fine dining feel.
Ted Drewes Frozen Custard
An iconic St. Louis custard stand famous for thick concretes and nostalgic roadside charm. A must for trying the city’s best-known frozen treat.
Sidney Street Cafe
A respected contemporary American restaurant known for refined cooking, strong wine service, and a polished neighborhood setting.
United States Dollar
Generally moderate by U.S. standards. Hotels and attractions are often reasonable, while dining costs vary by neighborhood and venue.
Average meal costs
- Budget
- USD 10-18 for fast food or casual spots.
- Mid-range
- USD 20-40 per person at a mid-range restaurant.
- Fine dining
- USD 70+ per person before drinks and tip.
- Coffee
- USD 3-6 for regular coffee or a latte.
Tipping culture
Tip 18-20% at restaurants. Tip USD 1-2 per drink at bars, round up taxis, and tip hotel staff and delivery drivers.
FAQs: Denver, CO to St. Louis, MO Flight
Find answers to the most common questions about traveling from Denver, CO to St. Louis, MO by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at St. Louis, MO, this guide helps you travel smarter and with confidence.
Cheap plane tickets from Denver, CO to St. Louis, MO can start from as little as $53 (€44) when you book in advance. The average flight ticket price for Denver, CO to St. Louis, MO is $190 (€156) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from Denver, CO to St. Louis, MO is 2h 8m to travel the 794 miles (1279 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from Denver, CO to St. Louis, MO leaves at 12:04 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Denver, CO to St. Louis, MO leaves at 11:58 PM.
Yes, there are 3 direct flights a day from Denver, CO to St. Louis, MO with . Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Denver, CO to St. Louis, MO, you can count on American Airlines, frontier airlines for the best way to get you to St. Louis, MO. You can also check all possible airlines who offer a service between Denver, CO and St. Louis, MO and compare the amenities they offer before buying a plane ticket.
Flights from Denver, CO to St. Louis, MO generally leave from Denver International Airport and arrive in St. Louis Lambert International Airport.Denver International Airport is 11 miles (18 km) away from Denver, CO city centre and St. Louis Lambert International Airport is 1 miles (2 km) from St. Louis, MO city centre.
The cheapest month for a flight from Denver, CO to St. Louis, MO is June.
It's helpful to compare your options as there are 3 ways to travel between Denver, CO and St. Louis, MO including taking a train, bus, and flight.
Since neither Denver, CO nor St. Louis, MO are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is a time difference of 1 h between Denver, CO and St. Louis, MO all year round.
The best events to attend in St. Louis, MO include:
- St. Louis Mardi Gras, a vibrant celebration featuring parades, live music, and festive activities in the Soulard neighborhood
- St. Louis Art Fair, an annual event showcasing local and national artists with art exhibits, live performances, and culinary delights
- Fair St. Louis, a multi-day Independence Day festival with fireworks, concerts, and family-friendly activities along the Gateway Arch.
The best holidays to experience in St. Louis, MO include:
- Independence Day, vibrant fireworks and festive celebrations throughout the city
- Labor Day, pleasant weather and various outdoor activities
- Thanksgiving, a time for family gatherings with a charming autumn atmosphere.
The best season to visit St. Louis, MO is Spring or Fall. The best weather to explore St. Louis, MO is during April-May or September-October.
We recommend using the bus as it is the most popular way to get from Denver, CO to St. Louis, MO among Omio's users.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In St. Louis, MO, travelers should be cautious in certain neighborhoods with higher crime rates, especially after dark. Common safety concerns include petty theft, pickpocketing, and occasional scams targeting visitors near popular attractions like the Gateway Arch. It’s advisable to stay in well-populated areas, avoid displaying valuables openly, and use reputable transportation services to minimize risks.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.
popular airports
Popular airports from Denver, CO to St. Louis, MO
Denver
St. Louis
The major airport for departures in Denver is Denver International Airport. Find all the information you need to know about services, amenities and connections at Denver International Airport for your trip from Denver to St. Louis.
Amenities at airport
Wifi
Shopping
Parking
Dining
ATM
Taxis
Accessibility
WC
Hotel
Shower
Lounge
Lost and Found Office
Car Rentalinformation
Distance to city center
18 km
Car connection
Peña Blvd, Exit 284Wifi
- Free Wi-Fi available throughout the airport
Shopping
- Shops located in Jeppesen terminal and concourses, including Duty-Free and local brands
Parking
- Parking available, approximately 4.7€ ($5) per hour, parkade adjacent to terminal
Dining
- Various restaurants in Jeppesen terminal and concourses, including American and intertiol cuisine.
Taxis
- Available outside the terminal
Accessibility
- Elevators, ramps
WC
- Available throughout the airport
Hotel
- Westin Hotel connected to the terminal.
Shower
- Showers available at the Westin Hotel, approximately $20
Lounge
- Multiple lounges available, including United Club and Delta Sky Club
Lost and Found Office
- Lost and Found located in Jeppesen terminal, Level 5
Car Rental
- Car rental services available on airport property, shuttle service to rental car lots
Public transit options for Denver International Airport
- A Line train, Denver Airport Station, 37 minutes to Union Station
The major airport for arrivals in St. Louis is St. Louis Lambert International Airport. Find all the information you need to know about services, amenities and connections at St. Louis Lambert International Airport for your journey to St. Louis from Denver.
Amenities at airport
WifiShoppingParkingDiningATMTaxisAccessibilityWCHotelShowerLoungeLost and Found OfficeCar Rentalinformation
Distance to city center
2 kmCar connection
I-70, Exit 236Wifi
- Free Wi-Fi available throughout the airport
Shopping
- Shops in both terminals, including Hudson News and Tech on the Go
Parking
- Parking available with short-term and long-term options, approximately 1.42€ ($1.50) per hour
Dining
- Restaurants in both terminals, including fast food and sit-down options like Starbucks and Chili's
Taxis
- Available outside the terminal
Accessibility
- Elevators, ramps
WC
- Available throughout both terminals
Hotel
- Hotels nearby, such as Marriott St. Louis Airport within walking distance.
Shower
- Showers available in some lounges, access may require lounge fee
Lounge
- Lounges available, including American Airlines Admirals Club
Lost and Found Office
- Lost and Found located in terminal 1, contact airport for details
Car Rental
- Car rental services available, including Hertz and Enterprise in terminal 1
Public transit options for St. Louis Lambert International Airport
- MetroLink Red Line, Lambert Airport terminal 1 & 2 stations, 35 minutes
More options for your journey from Denver, CO to St. Louis, MO
Here are some other resources that might have the information you need
Most popular flights to and from St. Louis, MO and Denver, CO
Most popular flights to St. Louis, MO
The Omio App Makes Travel Planning Easy
We’ll get you where you want to go. From live train updates to mobile tickets, our innovative app is the ideal way to plan and keep track of your travel.
