Dayton, OH DAY to St. Louis, MO STL flight with United

Fri, Oct 30
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United
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Republic Airlines
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United
American Airlines
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Republic Airlines
skywest airlines
2,000+ travel companies
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Journey information

Overview: Dayton, OH to St. Louis, MO flight

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Flights from Dayton, OH to St. Louis, MO depart on average 51 times per day, taking around 3h 50m. Cheap flight tickets for this journey start at $439 but you can travel from only $40 by bus.

The earliest flight runs at 05:00, the last at 21:15. The fastest flight covers the 331 miles (533 km) distance in 2h 41m. January 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
Cheapest alternative travel mode
Bus from $40
Distance
331 miles (533 km)
Average flight duration
3h 50m
Cheapest ticket price
$439
Flights per day
51
Fastest flight
2h 41m
First flight
5:00 AM
Last flight
9:15 PM
Cheapest Month
Jan
Cheapest Day
Fri
High Season
Jul - Sep
Low Season
Jan - Mar
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
Cheapest alternative travel mode
Bus from $40

Frequently asked questions about your Dayton, OH to St. Louis, MO trip

Use these quick route answers to check fares, travel time, departure options, and direct services before booking from Dayton, OH to St. Louis, MO.

Cheap plane tickets from Dayton, OH to St. Louis, MO can start from as little as $439 when you book in advance. The average flight ticket price for Dayton, OH to St. Louis, MO is $617 ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The earliest flight from Dayton, OH to St. Louis, MO leaves at 5:00 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Dayton, OH to St. Louis, MO leaves at 9:15 PM.
There are {frequency} flights a day from Dayton, OH to St. Louis, MO which require at least one change with {providers}. Schedules can vary on holidays or weekends with fewer flights.

Why should you book Dayton, OH to St. Louis, MO flights with Omio?

United as well as American Airlines, psa airlines, Republic Airlines, skywest airlines and more offer flights services from Dayton, OH to St. Louis, MO.
Omio is an official ticket reseller for all your travel options from Dayton, OH to St. Louis, MO.

Why book with Omio vs United?

  • Compare with other providers: On Omio, you can not only buy tickets for United, but also compare tickets for the likes of American Airlines, psa airlines, Republic Airlines or skywest airlines to find the best option for your trip from Dayton, OH 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.

Why book with Omio over Kayak, Skyscanner or Trip?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of American Airlines, psa airlines, Republic Airlines or skywest airlines to find the best option for your trip from Dayton, OH to St. Louis, MO.

Airlines: United, American Airlines, psa airlines, Republic Airlines, skywest airlines from Dayton, OH to St. Louis, MOFind the best flights between Dayton, OH to St. Louis, MO with Omio's travel partners United, American Airlines, psa airlines, Republic Airlines, skywest airlines from $40. We can find you the best deals, schedules and tickets when comparing and booking the best trip.

United

About
United Airlines, established in 1926, is a major U.S. airline headquartered in Chicago, Illinois. Operating an extensive domestic and international network, United serves more destinations than any other airline, connecting travelers across six continents. The airline's eight hubs include Chicago–O'Hare, Denver, Houston–Intercontinental, Los Angeles, Newark, San Francisco, Washington–Dulles, and Guam. As a founding member of the Star Alliance, United offers a comprehensive range of services, including regional flights through United Express, catering to both leisure and business travelers. The airline is committed to sustainability, investing in sustainable aviation fuel and innovative technologies to reduce its environmental impact.
Luggage & cancellation policy
Average United Duration
2h 41m
Cheapest United Price
$439
United frequency
29 a day
Luggage included
Carry-on baggage allowance is 7kg total (2 pieces max. ) for both Choice and Flex fares on United Airlines and Virgin Australia flights.
Additional luggage
Excess baggage fees apply for additional checked luggage beyond the standard allowance.
Luggage storage
Both airlines provide checked baggage services for storing luggage during flights.
Cancellation Policy
Cancellation fees apply per person, per booking, with specific fees for different fare types.
Refund
Not applicable to flights; however, full refunds are available if flights are canceled by the airline.
Pregnant on board
Pregnant passengers are permitted to travel, with specific guidelines and medical certificates required after a certain gestational period.
Unaccompagned minor
Unaccompanied minors are permitted to travel, with specific age restrictions and services provided.
Amenities on board the airplane
Wifi
Food sold onboard
Meals and snacks are included on international flights operated by United Airlines and Virgin Australia.
Seat reservation
Seat selection may incur additional fees, depending on the fare type and airline.
Toilets
USB plugs
Accessibility
United Airlines and Virgin Australia offer services to and within Australia, providing accessible travel options for passengers with mobility needs.
Bikes
Both airlines permit bicycles onboard, with specific guidelines and fees.
Pets
United Airlines and Virgin Australia allow pets onboard, subject to specific policies and fees.

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 American Airlines Duration
3h 32m
Cheapest American Airlines Price
$439
American Airlines frequency
14 a day
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.

skywest airlines

About
SkyWest Airlines is a major North American regional airline headquartered in St. George, Utah. It operates flights for larger carriers such as Alaska Airlines (as Alaska SkyWest), American Airlines (as American Eagle), Delta Air Lines (as Delta Connection), and United Airlines (as United Express). SkyWest is the largest regional airline in North America by fleet size, passengers carried, and destinations served. The airline connects passengers to over 250 destinations across the United States, Canada, and Mexico, primarily linking smaller airports to major airline hubs. SkyWest's fleet consists of regional jets, including the Bombardier CRJ series and Embraer 175 aircraft.
Luggage & cancellation policy
Average skywest airlines Duration
2h 53m
Cheapest skywest airlines Price
$439
skywest airlines frequency
2 a day
Luggage included
One carry-on bag and one personal item are allowed for free.
Additional luggage
Additional luggage can be purchased, and fees apply for excess, oversized, or overweight baggage.
Cancellation Policy
If canceled within 24 hours of purchase, a full refund is possible, provided the departure is at least 7 days away; after 24 hours, fees range from $100 to $500.
Refund
If SkyWest Airlines cancels a flight, passengers are eligible for a full refund.
Pregnant on board
Being pregnant on board is allowed, but specific policies may depend on the partner airline.
Unaccompagned minor
Children aged 5-14 can travel alone using the unaccompanied minor service, which includes airport escort and supervision.
Amenities on board the airplane
Seat reservation
Toilets
Accessibility
SkyWest Airlines complies with all provisions of the Air Carrier Access Act and accommodates customers with special needs.
Bikes
Bicycles can be checked in but may incur additional fees and must be properly packed.
Pets
Small pets like cats and dogs are allowed in the cabin for a fee, with restrictions on pet and carrier size.

psa airlines

About
PSA Airlines is an American regional airline and a wholly-owned subsidiary of the American Airlines Group, operating exclusively on behalf of American Airlines under the American Eagle brand. Headquartered in Charlotte, North Carolina, PSA Airlines operates over 800 daily flights to nearly 100 destinations across the United States. The airline maintains an all-jet fleet consisting of Bombardier CRJ700 and CRJ900 regional aircraft. With a team of over 5,000 employees, PSA Airlines plays a significant role in connecting smaller cities to major hubs within American Airlines' network.
Luggage & cancellation policy
Average psa airlines Duration
4h 8m
Cheapest psa airlines Price
$439
psa airlines frequency
5 a day
Luggage included
One carry-on bag and one personal item are allowed.
Additional luggage
Additional luggage can be checked for a fee, with weight limits up to 32kg (70lbs) for a single piece.
Cancellation Policy
PSA Airlines' cancellation policy depends on the timeframe of cancellation and ticket flexibility, with some flexible ticket options offering easier cancellations.
Refund
Passengers are entitled to a refund if the airline cancels a flight and they choose not to travel.
Amenities on board the airplane
Food sold onboard
Non-alcoholic beverages are complimentary in Economy Class, while alcoholic drinks and snack boxes can be purchased.
Seat reservation
Seat selection for standard seating is typically included, but preferred or Main Cabin Extra seats may require an additional fee.
Accessibility
Wheelchair assistance is available and should be requested at least 24 hours prior to flight departure.
Bikes
Bicycles can be carried as checked baggage if handlebars are turned sideways, pedals are removed, tires are deflated, and the bike is packed in a case or durable cardboard box.

Republic Airlines

About
Republic Airways is a major regional airline in the United States, operating as a subsidiary of Republic Airways Holdings. It provides scheduled passenger service for American Airlines (as American Eagle), Delta Air Lines (as Delta Connection), and United Airlines (as United Express) using a fleet of Embraer 170 and 175 regional jets. Headquartered in Indianapolis, Indiana, Republic Airways operates over 900 daily flights to more than 80 cities across the U.S. and Canada. The company is known for its large fleet of Embraer E-Jets and its state-of-the-art training facilities. In April 2025, Republic Airways Holdings announced its acquisition of Mesa Air Group, which is expected to create the second-largest regional carrier in the U.S.
Luggage & cancellation policy
Average Republic Airlines Duration
4h 3m
Cheapest Republic Airlines Price
$730
Republic Airlines frequency
2 a day
Luggage included
One carry-on bag (24 x 16 x 10) and one personal item
Additional luggage
Checked bags for a fee
Cancellation Policy
Tickets are non-refundable but may be cancelled for future flight credit minus applicable fees
Pregnant on board
Passengers can fly up to the end of their 36th week for single pregnancies and the end of their 32nd week for multiple pregnancies
Unaccompagned minor
Unaccompanied minor service is available for children ages 5-14. Must be booked directly with Republic Airlines
Amenities on board the airplane
USB plugs
Accessibility
Republic Airlines offers assistance for passengers with reduced mobility, including wheelchair services and priority boarding. Passengers are advised to request these services in advance to ensure availability and proper arrangements.

Companies, tickets, and onboard amenities between Dayton, OH and St. Louis, MO

Review the details behind your booking, from operators and ticket rules to luggage, onboard amenities, accessibility, and route-specific travel policies.

When taking a flight from Dayton, OH to St. Louis, MO, you can count on United, American Airlines, psa airlines, Republic Airlines, skywest airlines for the best way to get you to St. Louis, MO. You can also check all possible airlines who offer a service between Dayton, OH and St. Louis, MO and compare the amenities they offer before buying a plane ticket.
For international flights we recommend to arrive 2.5 to 3 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.

Complete guide to St. Louis, MO

Things to do in St. Louis, MO

Discover the best of St. Louis, MO — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect St. Louis, MO trip today.

  • Must visit

Saint Louis Art Museum

Vast art museum in Forest Park with global collections from antiquity to modern works and strong free general admission.

  • Recommended

Missouri History Museum

Leading history museum covering St. Louis, Missouri, and national stories through rotating exhibitions in Forest Park.

  • Recommended

Saint Louis Science Center

Interactive science museum with hands-on exhibits, planetarium, and family-friendly displays near Forest Park.

United States dollar ($)

Moderate for U.S. city breaks: hotels and dining are reasonable, transit is limited, and attractions often cost less than in larger U.S. tourist cities.

Average meal costs

Budget
$10-15 for fast food or casual lunch.
Mid-range
$20-35 per person for a mid-range restaurant meal.
Fine dining
$60+ per person at upscale restaurants.
Coffee
$3-5 for coffee or cappuccino.

Tipping culture

Tip 18-20% at restaurants, $1-2 per drink at bars, and 10-15% for taxis. Cafes often have tip jars or screen prompts.

Plan your visit to St. Louis, MO

Get destination-focused answers for the end of your trip, including what to do, when to go, practical entry details, and tips for making the most of your time in St. Louis, MO.

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.

FAQs: Dayton, OH to St. Louis, MO Flight

Find answers to the most common questions about traveling from Dayton, OH 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.

FAQs
Yes, you can take a bus between Dayton, OH and St. Louis, MO.

popular airports

Popular airports from Dayton, OH to St. Louis, MO

Most Dayton, OH to St. Louis, MO flights use the James M. Cox International Airport to St. Louis Lambert International Airport airport pair. Use this guide to compare Dayton, OH and St. Louis, MO airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.

Departure airports in Dayton
Arrival airports in St. Louis

Which Dayton, OH airport do flights to St. Louis, MO leave from?

Flights from Dayton, OH to St. Louis, MO depart from James M. Cox International Airport. The airport is 1 miles (2 km) from Dayton, OH city centre at 3600 terminal Dr, Dayton, OH 45377, USA.
James M. Cox International Airport (DAY)3600 terminal Dr, Dayton, OH 45377, USAWifiShoppingParkingDiningATMTaxisAccessibilityWCHotelShowerLoungeLost and Found OfficeCar Rental
City-centre transport

Getting to James M. Cox International Airport from Dayton city centre

James M. Cox International Airport is 2 km from Dayton city centre. Public transport options include:

Bus43 · 46m · every ~2 min

James M. Cox International Airport airport facilities and services

James M. Cox International Airport has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Shower, Lounge, Lost and Found Office, and Car Rental.

Food and drink

Food options include: Restaurants available, including Max & Erma's and Chick-fil-A in the main terminal

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport. ATMs are located near baggage claim and ticketingas.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at James M. Cox International Airport: Parking, Taxis, WC.

Bike and car services

Available at James M. Cox International Airport: Car Rental.

Accessibility

Accessibility facilities are available at James M. Cox International Airport.

Shops, hotels and contact

Nearby hotels include Hotels nearby, including the Marriott at the airport entrance..

Airports for flights from Dayton, OH to St. Louis, MO

See which airports are used for flights between Dayton, OH and St. Louis, MO, including airport details.

Flights from Dayton, OH to St. Louis, MO generally leave from James M. Cox International Airport and arrive in St. Louis Lambert International Airport.James M. Cox International Airport is 1 miles (2 km) away from Dayton, OH city centre and St. Louis Lambert International Airport is 1 miles (2 km) from St. Louis, MO city centre.

More options for your journey from Dayton, OH to St. Louis, MO

Here are some other resources that might have the information you need

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