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Flights from Seattle to St. Louis
Cheap flight deals from Seattle to St. Louis Starting at AED 278
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstopSEA 18:033h 56mNonstopSTL 23:59Seattle - St. Louis | Wed, Apr 30 | Hawaiian AirlinesSTL 06:304h 24mNonstopSEA 08:54St. Louis - Seattle | Wed, May 7 | Hawaiian AirlinesAED 783 AED 95918% OFF18% OFFAED 959 AED 783
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SEA 18:043h 55mNonstopSTL 23:59Seattle - St. Louis | Fri, Apr 4 | Hawaiian AirlinesSTL 06:444h 30mNonstopSEA 09:14St. Louis - Seattle | Fri, Apr 11 | Hawaiian AirlinesAED 786 AED 95918% OFF18% OFFAED 959 AED 786
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SEA 06:208h 26m1 stopsSTL 16:46Seattle - St. Louis | Sat, Apr 26 | Delta Air LinesSTL 17:008h 10m1 stopsSEA 23:10St. Louis - Seattle | Sat, May 3 | Delta Air LinesAED 573 AED 95940% OFF40% OFFAED 959 AED 573
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SEA 15:155h 49m1 stopsSTL 23:04Seattle - St. Louis | Sat, Apr 12 | Delta Air LinesSTL 06:006h 45m1 stopsSEA 10:45St. Louis - Seattle | Sat, Apr 19 | Delta Air LinesAED 58739% OFFAED 959 AED 587
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SEA 00:457h 45m1 stopsSTL 10:30Seattle - St. Louis | Tue, Apr 22 | Delta Air LinesSTL 17:009h 2m1 stopsSEA 00:02St. Louis - Seattle | Tue, Apr 29 | Delta Air LinesAED 59238% OFFAED 959 AED 592
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SEA 09:406h 44m1 stopsSTL 18:24Seattle - St. Louis | Wed, May 7 | Delta Air LinesSTL 19:196h 40m1 stopsSEA 23:59St. Louis - Seattle | Tue, May 13 | Delta Air LinesAED 59338% OFFAED 959 AED 593
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SEA 15:156h 19m1 stopsSTL 23:34Seattle - St. Louis | Wed, Apr 23 | Delta Air LinesSTL 17:009h 2m1 stopsSEA 00:02St. Louis - Seattle | Wed, Apr 30 | Delta Air LinesAED 59638% OFFAED 959 AED 596
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SEA 05:305h 49m1 stopsSTL 13:19Seattle - St. Louis | Tue, Apr 8 | Delta Air LinesSTL 17:009h 2m1 stopsSEA 00:02St. Louis - Seattle | Tue, Apr 15 | Delta Air LinesAED 61336% OFFAED 959 AED 613
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SEA 15:156h 19m1 stopsSTL 23:34Seattle - St. Louis | Fri, Apr 25 | Delta Air LinesSTL 19:156h 47m1 stopsSEA 00:02St. Louis - Seattle | Fri, May 2 | Delta Air LinesAED 61935% OFFAED 959 AED 619
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SEA 22:009h 28m1 stopsSTL 09:28Seattle - St. Louis | Fri, Apr 18 | Delta Air LinesSTL 17:009h 2m1 stopsSEA 00:02St. Louis - Seattle | Tue, Apr 22 | Delta Air LinesAED 62735% OFFAED 959 AED 627
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SEA 00:457h 45m1 stopsSTL 10:30Seattle - St. Louis | Tue, Apr 29 | Delta Air LinesSTL 17:008h 10m1 stopsSEA 23:10St. Louis - Seattle | Sat, May 3 | Delta Air LinesAED 63734% OFFAED 959 AED 637
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SEA 00:497h 45m1 stopsSTL 10:34Seattle - St. Louis | Tue, Apr 1 | Delta Air LinesSTL 17:009h 2m1 stopsSEA 00:02St. Louis - Seattle | Tue, Apr 8 | Delta Air LinesAED 63833% OFFAED 959 AED 638
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SEA 13:0017h 25m1 stopsSTL Invalid DateSeattle - St. Louis | Wed, Mar 26 | Normal AirlineSTL 15:006hNonstopSEA 16:00St. Louis - Seattle | Fri, Mar 28 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstopSEA 18:043h 55mNonstopSTL 23:59Seattle - St. Louis | Wed, Apr 9 | Alaska AirlinesAED 387 AED 48420% OFF20% OFFAED 484 AED 387
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SEA 18:043h 55mNonstopSTL 23:59Seattle - St. Louis | Wed, Apr 9 | Hawaiian AirlinesAED 397 AED 48418% OFF18% OFFAED 484 AED 397
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SEA 06:0026h 1m1 stopsSTL 10:01Seattle - St. Louis | Tue, Apr 29 | Frontier AirlinesAED 278 AED 48442% OFF42% OFFAED 484 AED 278
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SEA 00:497h 40m1 stopsSTL 10:29Seattle - St. Louis | Tue, Apr 8 | Delta Air LinesAED 29340% OFFAED 484 AED 293
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SEA 06:007h 7m1 stopsSTL 15:07Seattle - St. Louis | Thu, May 1 | Frontier AirlinesAED 30537% OFFAED 484 AED 305
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SEA 22:009h 28m1 stopsSTL 09:28Seattle - St. Louis | Fri, May 2 | Delta Air LinesAED 30936% OFFAED 484 AED 309
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SEA 06:0026h 1m1 stopsSTL 10:01Seattle - St. Louis | Tue, Apr 22 | Frontier AirlinesAED 31036% OFFAED 484 AED 310
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SEA 15:155h 49m1 stopsSTL 23:04Seattle - St. Louis | Sat, Apr 12 | Delta Air LinesAED 31335% OFFAED 484 AED 313
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SEA 06:009h1 stopsSTL 17:00Seattle - St. Louis | Tue, May 13 | Delta Air LinesAED 31435% OFFAED 484 AED 314
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SEA 10:158h 51m1 stopsSTL 21:06Seattle - St. Louis | Tue, Apr 1 | Delta Air LinesAED 31635% OFFAED 484 AED 316
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SEA 06:058h 42m1 stopsSTL 16:47Seattle - St. Louis | Tue, Apr 15 | Delta Air LinesAED 32034% OFFAED 484 AED 320
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SEA 06:0026h 1m1 stopsSTL 10:01Seattle - St. Louis | Thu, Apr 24 | Frontier AirlinesAED 32333% OFFAED 484 AED 323
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SEA 13:0017h 25m1 stopsSTL Invalid DateSeattle - St. Louis | Wed, Mar 26 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Seattle (SEA) to St. Louis (STL) the cheapest?
Airlines adjust prices for flights from Seattle to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Seattle (SEA) to St. Louis (STL) cost?
According to Trip.com's data, the lowest price is around AED 1,213. -
How long does it take to fly from Seattle (SEA) to St. Louis (STL)?
It takes about 4 hours 26 minutes to fly from Seattle (SEA) to St. Louis (STL). -
What is the transportation method from the main airport to downtown in St. Louis?
- The distance from St. Louis Lambert International Airport to downtown is about 20 km, by taxi about 40 minutes.
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What are the most popular airlines that fly from Seattle (SEA) to St. Louis (STL)?
Airlines with flights from Seattle (SEA) to St. Louis (STL): Qatar Airways, Alaska Airlines, Air Tahiti Nui, Japan Airlines, Hawaiian Airlines, American Airlines, Singapore Airlines and Southwest Airlines. -
What's the most popular airline for non-stop flights from Seattle (SEA) to St. Louis (STL)?
American Airlines operates 1 non-stop flights from Seattle (SEA) to St. Louis (STL). -
How many airports are there in St. Louis (STL)?
There are 1 airport(s) near St. Louis (STL): St. Louis Lambert International Airport.
How to find a cheap flight from Seattle to St. Louis
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to St. Louis. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest Seattle to St. Louis ticket.
Tap "Date" on flight search bar to scan through the calender for Seattle to St. Louis airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Wed, Apr 9 at AED 387 for one-way flights.
Compare cheap Seattle to St. Louis flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Seattle to St. Louis. The cheapest airline operating is Alaska Airlines.
Set up a Price Alert
By setting up a Price Alert for your Seattle to St. Louis route, you can easily track the price of your airline tickets from without manually checking every day.
Don't miss cheap Seattle to St. Louis flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Seattle to St. Louis to get exclusive deals for you.
Flight Info | Seattle to St. Louis
Cheapest one-way flight price | AED 278 |
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Cheapest return ticket price | AED 695 |
Off-season for travel | March |
Peak season for travel | December |
Flight distance | 2,765.15 km |
Average flight time | 4 hours 26 minutes |
Popular airline | Alaska Airlines |
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