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Cheap Flights from Seattle to St Louis - SEA to STL (reverse)

Popular Flights from Seattle to St Louis

  • Airfare from Seattle to St Louis on American from $239 round trip
  • Airfare from Seattle to St Louis on Alaska from $258 round trip
  • Airfare from Seattle to St Louis on Delta from $261 round trip
  • Airfare from Seattle to St Louis on United from $261 round trip
  • Airfare from Seattle to St Louis on US Airways from $261 round trip

Did You Know?

  • The largest aircraft operated by Etihad flying between Seattle, WA and St Louis, MO is a 737 with 148 seats.
  • The shortest flight between Seattle, WA and St Louis, MO on United is 1,788 miles.
  • 152,676 seats are available per day to fly out of Seattle, WA connecting to St Louis, MO
  • 10 airlines operate between Seattle, WA and St Louis, MO
  • Finnair has 1 one stop flight between Seattle, WA and St Louis, MO.
  • Chicago, IL is the most popular connection for one stop flights between Seattle, WA and St Louis, MO.
  • 350 flights per week fly out of Seattle, WA connecting to St Louis, MO
  • Alaska has the most nonstop flights between Seattle, WA and St Louis, MO.

Advance Purchase Prices from Seattle to St Louis

  • Carrier
    0 Days
    1 Day
    3 Days
    7 Days
    10 Days
    14 Days
    21 Days
  • AirTran
    $881
    $881
    $881
    $571
    $571
    $351
    $351
  • Alaska
    $850
    $850
    $850
    $668
    $310
    $280
    $280
  • American
    $871
    $871
    $871
    $571
    $331
    $301
    $301
  • Continental
    $779
    $779
    $779
    $571
    $331
    $321
    $321
  • Delta
    $738
    $738
    $738
    $550
    $310
    $280
    $280
  • Frontier
    $759
    $759
    $759
    $571
    $331
    $301
    $301
  • US Airways
    $547
    $547
    $547
    $421
    $331
    $321
    $321
  • United
    $779
    $779
    $779
    $571
    $331
    $321
    $321

Daily Non-stop Flight Schedules from Seattle/Tacoma International to Lambert International

  • Airline
    Mon
    Tue
    Wed
    Thu
    Fri
    Sat
    Sun
    Earliest Flight
    Latest Flight
  • Alaska
    1
    1
    1
    1
    1
    1
    1
    11:55 AM
    11:55 AM

Cheap Domestic Flights from Seattle - SEA

Flights
Airline
Lowest Price
US Airways, United, Frontier, Delta, Alaska, American, JetBlue, Virgin America
$198
Virgin America, American, Delta, United, Alaska, US Airways, Hawaiian, Frontier
$158
Virgin America, American, Alaska, Delta, United, US Airways
$138
United, Alaska, Delta, US Airways, Sun Ctry, JetBlue, Frontier, Virgin America, AirTran, American
$252
Delta, Alaska, US Airways, American, Sun Ctry, United, Frontier, AirTran, Virgin America
$218
Delta, Alaska, United, US Airways, American, Sun Ctry, Frontier
$239
AirTran, Virgin America, Frontier, US Airways, American, Alaska, United, Sun Ctry, JetBlue
$298
United, Delta, US Airways, Alaska, Frontier, AirTran, American
$298
United, Alaska, American, Sun Ctry, Frontier, Virgin America, Delta, US Airways
$210
AirTran, United, US Airways, Delta, Alaska, American, Sun Ctry, JetBlue, Virgin America
$222
United, Frontier, Delta, Alaska, American, US Airways, Sun Ctry
$238
United, Sun Ctry, US Airways, American, Delta, Alaska
$293
US Airways, American, Frontier, Delta, United, Alaska, Virgin America
$169
Hawaiian, AirTran, United, Delta, Alaska, US Airways, Sun Ctry, JetBlue, Frontier, American, Virgin America
$261
Delta, American, US Airways, Frontier, AirTran, United, Alaska
$253
AirTran, Alaska, United, Delta, US Airways, American, JetBlue, Frontier, Virgin America
$282
Delta, United, Alaska, JetBlue
$242
Delta, American, United, Alaska, Hawaiian, US Airways
$535
AirTran, American, Alaska, United, Frontier, JetBlue, US Airways, Sun Ctry, Delta
$272
Delta, United, Virgin America, US Airways, American, Alaska, AirTran, JetBlue
$211
Alaska, United, Virgin America, Delta, Frontier, US Airways
$198
US Airways, Virgin America, Alaska, Delta, American
$138
US Airways, Alaska, United, Frontier, AirTran, American, Delta
$237
Alaska, AirTran, American, Frontier, United, US Airways, Delta
$218
American, United, Delta, Alaska, US Airways, Frontier
$118
Hawaiian, Delta, US Airways, United, American, Alaska
$448
Delta, US Airways, American, Hawaiian, United, Alaska
$369
Frontier, US Airways, Alaska, United, Delta
$198
Alaska, AirTran, JetBlue, American, US Airways, Delta, United
$247
US Airways, United, Alaska, American, Delta
$176
Alaska, United, Delta, US Airways, American, AirTran, Frontier
$264
US Airways, Alaska, American, Frontier, United, Delta
$233
US Airways, Alaska, JetBlue, American, United, Delta
$201
AirTran, American, Alaska, Delta, United, US Airways
$218
Alaska, Hawaiian, American, US Airways, Delta, United
$340
Delta, United, US Airways, Frontier, AirTran, American, Alaska
$253
Virgin America, JetBlue, US Airways, American, United, Delta, Alaska
$239
American, Alaska, United, Delta, US Airways
$178
US Airways, Delta, Alaska, United
$218
American, Delta, Alaska, US Airways, Hawaiian
$138
Alaska, United, Delta, Frontier, US Airways, American
$208
US Airways, American, United, Delta, Alaska
$180
Alaska, American, US Airways, United, Delta
$178
Alaska
$138
Alaska, Delta, JetBlue, American, US Airways
$158
Cheap Flights from Seattle to St Louis, from $239 Round trip from SEA to STL