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Alaska Airlines(AS) flights from Seattle to St. Louis

Flight INFO & Alaska Airlines(AS) flights from Seattle to St. Louis

Cheapest nonstop flight price

$57

Cheapest round-trip ticket price

$210

Off-season for travel

April

Peak season for travel

October

Flight distance

2,765.15km

Average flight time

4 hours 12 minutes

Popular airline

American Airlines

Book Alaska Airlines(AS) flights from Seattle to St. Louis

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  • Round-trip
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Alaska Airlines(AS) flights from Seattle to St. Louis & Flight Schedule

Flight info.
Departure
Arrival
Weekly Schedule
  1. AS682

    06:00

    SEA

    2.7h

    09:44

    DEN

    SMTWTFS
  2. F93302

    08:44

    DEN

    2.1h

    11:50

    STL

    -M-W--S
  3. AS658

    07:07

    SEA

    2.9h

    10:02

    PHX

    SMTWTFS
  4. F92076

    16:18

    PHX

    2.9h

    21:12

    STL

    S-T----
  5. AS388

    07:24

    SEA

    4.0h

    Direct

    13:23

    STL

    SMTWTFS
  6. AS738

    10:38

    SEA

    2.6h

    13:14

    LAS

    SMTWTFS
  7. F94416

    16:42

    LAS

    3.3h

    21:59

    STL

    -M-----
  8. AS472

    18:10

    SEA

    3.8h

    Direct

    23:59

    STL

    SMTWTFS
  9. AS642

    20:18

    SEA

    2.7h

    23:58

    DEN

    SMTWTFS
  10. F93302

    08:44

    DEN

    2.1h

    11:50

    STL

    -M-W--S
  11. AS642

    20:18

    SEA

    2.7h

    23:58

    DEN

    SMTWTFS
  12. F9006

    07:00

    DEN

    2.1h

    10:05

    STL

    S-T-TF-
  13. AS636

    21:28

    SEA

    2.5h

    23:59

    LAS

    SMTWTFS
  14. F92018

    05:01

    LAS

    3.3h

    10:18

    STL

    SMTWTFS
Show less

Alaska Airlines(AS) flights from Seattle to St. Louis Flight Booking FAQ

  • 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 departure date and time of your selection. By analyzing data from all airlines, we've discovered that 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 $349.
  • How long does it take to fly from Seattle (SEA) to St. Louis (STL) and what is the distance?

    It takes around 4 hours 12 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 20km. It takes about 40 minutes by taxi.
  • 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, United Airlines, American Airlines and Singapore Airlines.