- 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.
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Journey information
Overview: Seattle, WA to St. Louis, MO flight
USAUSA
Flights from Seattle, WA to St. Louis, MO depart on average 46 times per day, taking around 3h 48m. Cheap flight tickets for this journey start at €88 if you book in advance.
There are 2 flights per day. The earliest flight runs at 00:05, the last at 23:58. The fastest flight covers the 1720 miles (2769 km) distance in 3h 56m. 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 1720 miles (2769 km) |
Average flight duration 3h 48m |
Cheapest ticket price €88 |
Flights per day 46 |
Direct flights 2 |
Fastest flight 3h 56m |
First flight 12:05 AM |
Last flight 11:58 PM |
Cheapest Month Jun |
Cheapest Day Wed |
High Season Jan - Mar |
Low Season Jul - Sep |
Best time to book 28 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 Seattle, WA to St. Louis, MO
Showing times and prices for Aug 07
Cheapest price
€207
Average price
€240
Fastest journey
7 h
Average duration
8 h 12 m
Flights per day
4
Distance
2769 km
Cheap tickets
The best way to find a cheap flight ticket from Seattle, WA 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 Seattle, WA to St. Louis, MO will cost around €240 if you buy it on the day, but the cheapest tickets can be found for only €207.
Fast flights
Of the 4 flights that leave Seattle, WA for St. Louis, MO onFri, Aug 07, 4 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Aug 07 the direct flights cover the 2769 km distance in an average of 8 h 12 m but if you time it right, some flights will get you there in just 7 h .
On Fri, Aug 07 the longest flights will take 9 h 36 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.
7:57 AM9h04Seattle, WA5:01 PMSt. Louis, MO€2071One-way0 transfers- 1:00 PM7h08Seattle, WA8:08 PMSt. Louis, MO€2341One-way0 transfers
- 1:37 PM9h36Seattle, WA11:13 PMSt. Louis, MO€2551One-way0 transfers
- 2:00 PM7h00Seattle, WA9:00 PMSt. Louis, MO€2621One-way0 transfers
- 2:00 PM7h00Seattle, WA9:00 PMSt. Louis, MO€2621One-way0 transfers
- 1:00 PM7h08Seattle, WA8:08 PMSt. Louis, MO€2341One-way0 transfers
- 7:57 AM9h04Seattle, WA5:01 PMSt. Louis, MO€2071One-way0 transfers
- 1:37 PM9h36Seattle, WA11:13 PMSt. Louis, MO€2551One-way0 transfers
Travel Information
Compare train, bus, and flight for Seattle, WA to St. Louis, MO
Omio recommends booking the train as it is the most popular option from Seattle, WA to St. Louis, MO among Omio's users. If you are prioritising price take the bus with prices starting from €115. For those with little time consider booking a flight which can get you there in 3h 48m. The ticket price range depends on the travel mode: a bus costs an average of €115, and a train costs an average of €142.
Distance: 1720 miles (2769 km)
Compare flight with
| Flight | Most popular Train | Bus | Driving |
|---|---|---|---|
€209 Average price | €331 Average price | €188 Average price Cheapest | €344 Average price (fuel + tolls) |
6h 48m Average total duration Fastest 3h 48m Onboard + 3h 0m Additional time* | 58h 1m Average total duration 57h 31m Onboard + 30m Additional time* | 47h 29m Average total duration 46h 59m Onboard + 30m Additional time* | 30h 37m Average total duration (door-to-door) |
 Most popular airline |  Most popular train company |  Most popular bus company | Your own car or car rental |
Direct Options | Direct Options | Direct Options | Direct Options |
The cheapest way to travel from Seattle, WA to St. Louis, MO is a bus with an average price of €188.
This is compared to other travel options from Seattle, WA to St. Louis, MO:
A bus is €21 less than a flight for this route with tickets for a flight from Seattle, WA to St. Louis, MO costing on average €209.
A bus is €143 less than a train for this route with tickets for a train from Seattle, WA to St. Louis, MO costing on average €331.
The fastest way to travel from Seattle, WA to St. Louis, MO is by flight with an average journey time of 3h 48m.
Other travel options to St. Louis, MO take longer:
Bus takes on average 46h 59m.
Train takes on average 57h 31m.
It's helpful to compare your options as there are 3 ways to travel between Seattle, WA and St. Louis, MO including taking a train, bus, and flight.
We recommend using the train as it is the most popular way to get from Seattle, WA to St. Louis, MO among Omio's users.
Live departures
Seattle, WA to St. Louis, MO flight times
The table below shows live departures for Seattle, WA to St. Louis, MO flights for today, Wednesday, August 5. You can also manually refresh the results below to see updated flight journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
| 1:00 PM Seattle, WA | 7h08 | 8:08 PM St. Louis, MO | 0 transfersDirect | |
| 1:37 PM Seattle, WA | 9h36 | 11:13 PM St. Louis, MO | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Seattle, WA 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.
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Why should you book Seattle, WA to St. Louis, MO flights with Omio?
Alaska Airlines operates all flights services from Seattle, WA to St. Louis, MO.
Omio is an official ticket reseller for all your travel options from Seattle, WA to St. Louis, MO.
Why book with Omio vs Alaska Airlines?
- 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 Alaska Airlines with all available travel options, which are train, bus and flight to ensure you get the best deal for traveling from Seattle, WA to St. Louis, MO.
Why book with Omio over Skyscanner, Trip or Edreams?
- Multiple modes of transport: Omio allows you to compare travel options including train, bus and flight to find the ideal travel option from Seattle, WA to St. Louis, MO.
Airlines: Alaska Airlines from Seattle, WA to St. Louis, MOFind the best flights between Seattle, WA to St. Louis, MO with Omio's travel partners Alaska Airlines from €88. We can find you the best deals, schedules and tickets when comparing and booking the best trip.
Alaska Airlines
About
Alaska Airlines, headquartered in SeaTac, Washington, is a major U.S. airline and the fifth-largest in North America by scheduled passengers carried as of 2024. Along with its regional partners, Horizon Air and SkyWest Airlines, Alaska Airlines operates a route network primarily connecting cities along the West Coast of the United States, including Alaska and Hawaii, to over 100 destinations in the contiguous U.S., the Bahamas, Belize, Canada, Costa Rica, Guatemala, and Mexico. The airline is a member of the Oneworld alliance, offering passengers access to a broad global network. Alaska Airlines is known for its customer service and loyalty program, Mileage Plan, and offers First Class, Premium Class, and Main Cabin seating options. The airline's primary hub is Seattle-Tacoma International Airport. In 2024, its parent company, Alaska Air Group, acquired Hawaiian Airlines.
Luggage & cancellation policy
Average Duration
3h 54m
Cheapest Price
€95
Alaska Airlines frequency
4 a day
Luggage included
1 carry-on bag (22 x 14 x 9) and 1 personal item included
Additional luggage
Checked bags fees start at $30 for first bag, $40 for second bag
Cancellation Policy
Saver fares are non-refundable. Main and First Class fares are refundable with fee, depending on fare type and elite status
Pregnant on board
Passengers can fly up to 36 weeks pregnant. After 28 weeks, medical certificate required
Unaccompagned minor
Unaccompanied minor service available for children ages 5-17. Service fee is $50 per direction on nonstop flights
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Alaska Airlines provides wheelchair assistance and special services for passengers with disabilities, including meet-and-assist services and accessible seating
Pets
Pets allowed in cabin and cargo hold. Service animals welcome. Fees apply for pets in cabin ($100)
Entertaiment on board
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.
- 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.
- Must visit
Gateway Arch National Park Grounds
Lively downtown riverfront district with trails, views of the Arch, public art, and access to major historic sites.
- Must visit
Forest Park
Large urban park with trails, lakes, zoo access, and major museums, ideal for walking between top attractions.
- Recommended
Tower Grove Park
Beloved neighborhood park with formal lily ponds, pavilions, and one of the city's most photographed landscapes.
- Vegetarian
St. Louis-Style Pizza
A thin, cracker-like crust pizza cut into squares and topped with Provel cheese, a St. Louis original loved for its distinct texture and tangy flavor.
- Vegetarian
Toasted Ravioli
Crisp, breaded ravioli said to be born on The Hill, usually served with marinara. It is a signature St. Louis Italian-American appetizer.
- Vegetarian
Gooey Butter Cake
Sticky butter cake with a dense base and gooey sweet top. A longtime St. Louis bakery favorite often enjoyed for breakfast or dessert.
Bulrush
Refined contemporary restaurant with tasting menus and strong national acclaim. Elegant fine dining focused on seasonal Midwestern ingredients.
Ted Drewes Frozen Custard
Beloved frozen custard stand serving concretes and sundaes since 1929. Casual, nostalgic, and one of the city's iconic dessert stops.
Pappy's Smokehouse
Popular smokehouse known for St. Louis barbecue, especially ribs, brisket, and pork steak, in a polished but relaxed atmosphere.
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.
FAQs: Seattle, WA to St. Louis, MO Flight
Find answers to the most common questions about traveling from Seattle, WA 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 Seattle, WA to St. Louis, MO can start from as little as €88 when you book in advance. The average flight ticket price for Seattle, WA to St. Louis, MO is €209 ; 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 Seattle, WA to St. Louis, MO is 3h 56m to travel the 1720 miles (2769 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 Seattle, WA to St. Louis, MO leaves at 12:05 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Seattle, WA to St. Louis, MO leaves at 11:58 PM.
Yes, there are 2 direct flights a day from Seattle, WA to St. Louis, MO with Alaska Airlines. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Seattle, WA to St. Louis, MO, you can count on Alaska Airlines for the best way to get you to St. Louis, MO. You can also check all possible airlines who offer a service between Seattle, WA and St. Louis, MO and compare the amenities they offer before buying a plane ticket.
Flights from Seattle, WA to St. Louis, MO generally leave from Seattle-Tacoma International Airport and arrive in St. Louis Lambert International Airport.Seattle-Tacoma International Airport is away from Seattle, WA 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 Seattle, WA to St. Louis, MO is June.
It's helpful to compare your options as there are 3 ways to travel between Seattle, WA and St. Louis, MO including taking a train, bus, and flight.
Since neither Seattle, WA 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 2 h between Seattle, WA 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 train as it is the most popular way to get from Seattle, WA 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 Seattle, WA to St. Louis, MO
Most Seattle, WA to St. Louis, MO flights use the Seattle-Tacoma International Airport to St. Louis Lambert International Airport airport pair. Use this guide to compare Seattle, WA and St. Louis, MO airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
Departure airports in Seattle
Arrival airports in St. Louis
Which Seattle, WA airport do flights to St. Louis, MO leave from?
Flights from Seattle, WA to St. Louis, MO depart from Seattle-Tacoma International Airport. The airport is 0 miles (1 km) from Seattle, WA city centre at 17801 Intertiol Blvd, Seattle, WA 98158, USA.
Seattle-Tacoma International Airport (SEA)17801 Intertiol Blvd, Seattle, WA 98158, USA
City-centre transport
Getting to Seattle-Tacoma International Airport from Seattle city centre
Bus124 · 20m · €3
Dungeness Line · 39m · €22
570 · 41m · €3 · every ~1 min
Dungeness Line · 56m · €23
Tram1 Line · 44m · €3 · every ~14 min
1 Line · 45m · €3 · every ~14 min
ShuttleI-5 Corridor Southbound, Anacortes Southbound · 25m · €7
Seattle-Tacoma International Airport airport facilities and services
Seattle-Tacoma 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 are available, including fast food and sit-down options like McDold's and Beecher's Handmade Cheese.
Wi-Fi and ATMs
Free Wi-Fi available throughout the airport. ATMs are located throughout the terminal, including near baggage claim and ticketingas.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Seattle-Tacoma International Airport: Parking, Taxis, WC.
Bike and car services
Available at Seattle-Tacoma International Airport: Car Rental.
Accessibility
Accessibility facilities are available at Seattle-Tacoma International Airport: Elevators, ramps.
Shops, hotels and contact
Nearby hotels include Hotels within walking distance, such as the Seattle Airport Marriott and Hilton Seattle Airport..
Which St. Louis, MO airport do flights from Seattle, WA arrive at?
Flights from Seattle, WA to St. Louis, MO arrive at St. Louis Lambert International Airport. St. Louis Lambert International Airport is 1 miles (2 km) from St. Louis, MO city centre.
St. Louis Lambert International Airport (STL)10701 Lambert Intertiol Blvd, St. Louis, MO 63145, USA
City-centre transport
Getting to St. Louis Lambert International Airport from St. Louis city centre
St. Louis Lambert International Airport is 2 km from St. Louis city centre. Public transport options include:
TrainMlr · 31m · €3 · every ~7 min
BusGreyhound US1210 · 25m · €2
St. Louis Lambert International Airport airport facilities and services
St. Louis Lambert 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 in both terminals, including fast food and sit-down options like Starbucks and Chili's
Wi-Fi and ATMs
Free Wi-Fi available throughout the airport. ATMs are located in both terminals.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at St. Louis Lambert International Airport: Parking, Taxis, WC.
Bike and car services
Available at St. Louis Lambert International Airport: Car Rental.
Accessibility
Accessibility facilities are available at St. Louis Lambert International Airport: Elevators, ramps.
Shops, hotels and contact
Nearby hotels include Hotels nearby, such as Marriott St. Louis Airport within walking distance..
More options for your journey from Seattle, WA 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 Seattle, WA
Most popular flights to St. Louis, MO
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