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Cheap Flights From Seattle, Washington (SEA) To St. Louis, Missouri (STL)

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Fares from Seattle, WA (SEA)
$266 RT to
St. Louis, MO (STL)
$266 RT Seattle to St. Louis, MO
Airline(s)
Frontier
Seats:
Seats are not available on all flights or all dates of travel. You may need to have flexible travel dates to find this fare. Fares for travel on holidays may be higher.
Purchase By:
Thursday, 24 April 2014
More Details:
10% off Promo Code Fare; Spring/Summer travel
Last Updated:
Tuesday, 22 April 2014
Our Notes:
Book this fare on FlyFrontier.com using promo code "SPLASH". This is the lowest fare found within the promo code travel period through Sep. 21, 2014, and may not be available throughout the entire promo code travel period. Blackout dates: May 22-23, 26; June 29; July 3, 5-6; August 28-29; & September 1, 2014. Promo code is valid throughout the summer, however, most routes do not offer the lowest fare during peak summer travel dates. Some routes are seasonal and may not operate through the entire travel period.
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All mandatory taxes/fees are included in the price. Tax-inclusive fare may be a few dollars higher or lower depending on the airport you connect through, if any. Baggage fees, if applicable, and other optional fees are not included.

Our Dealhounds found this airfare using flexible date search. This means we searched a range of dates to find you the best price.

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Check out these top-rated hotels in Saint Louis
As rated by TripAdvisor® travelers
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"Fabulous Hotel on Wash U Campus" 04/13/2014
"Could make you want to go to Wash U all by itself!" 11/27/2013
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"Hotel Stay" 04/17/2014
"Best Bellman Ever" 04/14/2014
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"need to clean better" 04/21/2014
"Great Place" 04/20/2014

More Flights From Seattle To St. Louis (SEA-STL)

Price
Details
$288 RT No min. stay (United, American) See all details »
  • Airline(s):
    United, American
  • Seats are:
    Seats Are Not Available On All Flights Or All Dates Of Travel. You May Need To Have Flexible Travel Dates To Find This Fare. Fares For Travel On Holidays May Be Higher.
  • Advance Purchase:
    14 Days
  • Available for travel:
    Mon-Thur & Sat
  • Travel ending:
    Wednesday, May 14, 2014
  • More Details:
    No Min. Stay
  • Last Updated:
    Wednesday, April 23, 2014
  • Our Notes:
    CheapAir Will Include A $9.95 Booking Fee.
$332 RT No min. stay. Fare can be bought one-way for half the lowest roundtrip ... (Southwest) See all details »
  • Airline(s):
    Southwest
  • Seats are:
    Seats Are Not Available On All Flights Or All Dates Of Travel. You May Need To Have Flexible Travel Dates To Find This Fare. Fares For Travel On Holidays May Be Higher.
  • Advance Purchase:
    14 Days
  • Available for travel:
    7 Days/week, If Available
  • Travel ending:
    Wednesday, October 29, 2014
  • More Details:
    No Min. Stay, Fare Can Be Bought One-way For Half The Lowest Roundtrip Price
  • Last Updated:
    Wednesday, April 23, 2014
  • Our Notes:
    This is a fare from Southwest - visit Southwest.com to find this fare. Other airlines often match Southwest sales, so search other sites to find the best ...moreoption.

Reviews for Seattle to St. Louis (SEA-STL)

based on 2 reviews
Flown this route before? Write a review
    1. Flight Rating

    2. Check-in Experience:

    3. In-flight Service:

    4. Seat Comfort:

    Fresh Baked Cookie!

    by Seattledogs on April 28, 2011

    Flight from Seattle to St. Louis

    Airline:
    Frontier
    RT/OW
    One Way
    Number of Stops:
    1 stop in Denver, Colorado
    Date of Flight:
    April 2011
    Seat Class:
    economy

    One only hopes that flights run on time, and my flights to St Louis (via Denver) were right on time. The fresh baked chocolate cookie from Denver to St Louis was a very delightful surprise.

    1. Flight Rating

    2. Check-in Experience:

    3. In-flight Service:

    4. Seat Comfort:

    Thank you, American! You made my broken foot so much easier to travel with1

    by bydmh on August 5, 2010

    Flight from Seattle to St. Louis

    Airline:
    American
    RT/OW
    Round Trip
    Number of Stops:
    1 stop in Chicago, Illinois
    Date of Flight:
    July 2010
    Seat Class:
    economy

    Flew from SeaTac to St. Louis and back in July. Had a broken foot to tug along with me and EVERY steward of American Airlines made my trip easier! No kidding! Thank you so much for the extra attention and courtesy. I totally enjoyed my experience flying American!

Flown this route before? Write a review
Sample Fares found by other travelers within the past 72 hours
Price From/To Depart/Return Airline
$295 Flight from Seattle to St. Louis (SEA-STL) Thu, May 8 - Sun, May 11 Alaska Airlines
$316 Flight from Seattle to St. Louis (SEA-STL) Fri, May 9 - Sun, May 11 American Airlines
$316 Flight from Seattle to St. Louis (SEA-STL) Mon, May 12 - Wed, May 14 American Airlines
$318 Flight from Seattle to St. Louis (SEA-STL) Wed, May 7 - Mon, May 12 United Airlines
$318 Flight from Seattle to St. Louis (SEA-STL) Wed, May 7 - Mon, May 12 United Airlines
$332 Flight from Seattle to St. Louis (SEA-STL) Fri, May 2 - Sun, May 4 Delta Air Lines
$337 Flight from Seattle to St. Louis (SEA-STL) Thu, May 8 - Sun, May 11 Alaska Airlines
$379 Flight from Seattle to St. Louis (SEA-STL) Sat, Apr 26 - Sun, May 11 United Airlines
$380 Flight from Seattle to St. Louis (SEA-STL) Mon, Apr 28 - Sun, May 11 United Airlines
$428 Flight from Seattle to St. Louis (SEA-STL) Thu, Apr 24 - Sat, Apr 26 United Airlines
There are approximately 353 flights covering the route from Seattle/Tacoma International Airport in Seattle to Lambert-St. Louis International Airport in St. Louis, provided by as many as 10 airlines.

The following airlines sometimes offer nonstop cheap flights from Seattle to St. Louis:

Transwest Air

As an alternative to flying from Seattle, you may also want to try searching for cheap flights from Vancouver (YVR).
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