$236+ Cheap flights from St. Louis (STL) to Alaska
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ANC
Apr 27 — May 41
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Alaska with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Alaska
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Cheapest flights from St. Louis to AlaskaExplore the most affordable flight options available from St. Louis to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.
Explore the most affordable flight options available from St. Louis to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:21 am
STL
- ANC
1 stop17h 28m
Delta
Sat 5/96:00 am
ANC
- STL
1 stop14h 21m
Delta
Deal found 3/27![Delta logo]()
$465
This Alaska Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/304:46 pm
STL
- ANC
1 stop19h 58m
Alaska Airlines
Mon 5/46:00 am
ANC
- STL
1 stop14h 59m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:25 pm
STL
- ANC
1 stop30h 21m
Delta
Wed 5/136:00 am
ANC
- STL
1 stop14h 21m
Delta
Deal found 3/27![Delta logo]()
$472
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/294:46 pm
STL
- ANC
1 stop21h 25m
Alaska Airlines
Tue 5/510:26 am
ANC
- STL
1 stop10h 33m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$474
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:46 pm
STL
- FAI
1 stop9h 07m
Alaska Airlines
Thu 4/303:59 pm
FAI
- STL
1 stop29h 00m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:20 am
STL
- ANC
2 stops21h 05m
Delta
Sat 5/99:59 pm
ANC
- STL
1 stop7h 47m
Delta
Deal found 3/27![Delta logo]()
$476
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:45 am
STL
- ANC
2 stops20h 46m
Delta
Sun 5/106:00 am
ANC
- STL
2 stops15h 30m
Delta
Deal found 3/27![Delta logo]()
$477
This Alaska Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:46 pm
STL
- FAI
2 stops34h 33m
Alaska Airlines
Wed 4/295:30 am
FAI
- STL
1 stop15h 29m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$478
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:23 pm
STL
- ANC
2 stops15h 02m
Delta
Tue 5/59:15 pm
ANC
- STL
2 stops15h 17m
Delta
Deal found 3/27![Delta logo]()
$483
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:21 am
STL
- ANC
1 stop17h 28m
Delta
Mon 5/116:00 am
ANC
- STL
1 stop14h 21m
Delta
Deal found 3/27![Delta logo]()
$491
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:59 pm
STL
- ANC
2 stops17h 33m
Delta
Sat 6/69:30 pm
ANC
- STL
1 stop12h 39m
Delta
Deal found 3/23![Delta logo]()
$496
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:45 am
STL
- ANC
1 stop16h 31m
Delta
Sun 6/710:30 pm
ANC
- STL
1 stop11h 39m
Delta
Deal found 3/23![Delta logo]()
$497
Best flights from St. Louis to AlaskaDiscover carefully curated flight deals from St. Louis to Alaska that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2026.
Discover carefully curated flight deals from St. Louis to Alaska that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/304:46 pm
STL
- ANC
1 stop19h 58m
Alaska Airlines
Mon 5/46:00 am
ANC
- STL
1 stop14h 59m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:20 am
STL
- ANC
1 stop15h 26m
Delta
Tue 5/59:15 pm
ANC
- STL
1 stop14h 14m
Delta
Deal found 3/26![Delta logo]()
$471
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:12 am
STL
- KTN
2 stops15h 23m
American Airlines
Sun 5/105:19 pm
KTN
- STL
2 stops12h 35m
American Airlines
Deal found 3/27![American Airlines logo]()
$522
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:36 pm
STL
- ANC
1 stop10h 20m
Delta
Fri 5/2912:05 am
ANC
- STL
1 stop10h 27m
Delta
Deal found 3/27![Delta logo]()
$471
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:46 pm
STL
- FAI
2 stops34h 33m
Alaska Airlines
Thu 4/3010:30 pm
FAI
- STL
2 stops22h 29m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$481
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:49 am
STL
- ANC
2 stops16h 42m
Delta
Thu 6/49:59 pm
ANC
- STL
1 stop7h 47m
Delta
Deal found 3/23![Delta logo]()
$476
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:46 pm
STL
- FAI
1 stop9h 07m
Alaska Airlines
Sat 5/912:11 pm
FAI
- STL
1 stop8h 48m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:49 am
STL
- ANC
2 stops16h 42m
Delta
Tue 6/910:30 pm
ANC
- STL
1 stop11h 39m
Delta
Deal found 3/23![Delta logo]()
$476
This Alaska Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:00 am
STL
- FAI
2 stops20h 19m
Alaska Airlines
Sun 5/33:59 pm
FAI
- STL
1 stop29h 00m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$519
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/202:20 pm
STL
- ANC
2 stops13h 05m
Delta
Sat 4/256:00 am
ANC
- STL
2 stops14h 13m
Delta
Deal found 3/24![Delta logo]()
$483
This Alaska Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:46 pm
STL
- FAI
2 stops34h 33m
Alaska Airlines
Wed 4/2910:30 pm
FAI
- STL
2 stops22h 29m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$520
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:15 am
STL
- ANC
1 stop14h 24m
Delta
Fri 6/512:05 am
ANC
- STL
1 stop10h 27m
Delta
Deal found 3/23![Delta logo]()
$497
This American Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:03 am
STL
- KTN
2 stops12h 42m
American Airlines
Sat 6/206:49 pm
KTN
- STL
2 stops11h 02m
American Airlines
Deal found 3/24![American Airlines logo]()
$757
This Alaska Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:32 pm
STL
- FAI
1 stop10h 06m
Alaska Airlines
Tue 9/292:09 am
FAI
- STL
1 stop9h 17m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$550
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:28 pm
STL
- ANC
1 stop12h 16m
Delta
Tue 6/1610:30 pm
ANC
- STL
1 stop11h 39m
Delta
Deal found 3/24![Delta logo]()
$503
This Orbitz deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:32 pm
STL
- FAI
1 stop10h 06m
Alaska Airlines
Tue 9/85:00 am
FAI
- STL
2 stops15h 59m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$554
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:00 am
STL
- ANC
1 stop15h 38m
Delta
Fri 5/296:00 am
ANC
- STL
2 stops15h 30m
Delta
Deal found 3/23![Delta logo]()
$504
This Alaska Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:00 am
STL
- JNU
1 stop28h 44m
Alaska Airlines
Mon 5/47:24 am
JNU
- STL
2 stops13h 35m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$563
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:00 am
STL
- FAI
2 stops18h 06m
Delta
Tue 9/291:30 am
FAI
- STL
2 stops20h 06m
Delta
Deal found 3/23![Delta logo]()
$533
This Alaska Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/124:46 pm
STL
- JNU
1 stop30h 15m
Alaska Airlines
Tue 5/199:16 am
JNU
- STL
1 stop11h 38m
Alaska Airlines
Deal found 3/28![Alaska Airlines logo]()
$575
This Expedia deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/294:46 pm
STL
- JNU
1 stop18h 58m
Alaska Airlines
Sat 5/27:24 am
JNU
- STL
2 stops13h 35m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$575
This Alaska Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:46 pm
STL
- KTN
1 stop18h 25m
Alaska Airlines
Sat 4/259:20 am
KTN
- STL
1 stop11h 39m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$640
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:46 pm
STL
- KTN
1 stop18h 25m
Alaska Airlines
Sun 5/105:19 pm
KTN
- STL
2 stops26h 00m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$648
This Alaska Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:56 pm
STL
- KTN
1 stop18h 24m
Alaska Airlines
Sat 6/206:49 pm
KTN
- STL
2 stops26h 09m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$710
Last-minute flights from St. Louis to AlaskaDiscover last-minute flight deals from St. Louis to Alaska. Data last updated March 28, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Alaska. Data last updated March 28, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:15 am
STL
- FAI
2 stops19h 57m
Delta
Tue 4/141:45 am
FAI
- STL
2 stops19h 40m
Delta
Deal found 3/27![Delta logo]()
$683
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:00 am
STL
- FAI
1 stop18h 45m
Alaska Airlines
Wed 4/1510:00 am
FAI
- STL
1 stop10h 59m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$730
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:00 am
STL
- ANC
1 stop31h 10m
Alaska Airlines
Sat 4/257:00 am
ANC
- STL
1 stop13h 59m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$500
This Alaska Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:46 pm
STL
- FAI
2 stops34h 33m
Alaska Airlines
Wed 4/295:30 am
FAI
- STL
1 stop15h 29m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$478
This Alaska Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:46 pm
STL
- KTN
1 stop18h 25m
Alaska Airlines
Sat 4/259:20 am
KTN
- STL
1 stop11h 39m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$640
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:46 pm
STL
- FAI
1 stop9h 07m
Alaska Airlines
Thu 4/303:59 pm
FAI
- STL
1 stop29h 00m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
STL
- ANC
2 stops15h 46m
Delta
Fri 5/19:15 pm
ANC
- STL
1 stop14h 14m
Delta
Deal found 3/25![Delta logo]()
$502
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/294:46 pm
STL
- ANC
1 stop21h 25m
Alaska Airlines
Tue 5/510:26 am
ANC
- STL
1 stop10h 33m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$474
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:00 am
STL
- FAI
2 stops20h 19m
Alaska Airlines
Sun 5/33:59 pm
FAI
- STL
1 stop29h 00m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$519
This Alaska Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/294:46 pm
STL
- JNU
1 stop18h 58m
Alaska Airlines
Sat 5/29:41 am
JNU
- STL
3 stops35h 18m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$575
This Alaska Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/304:46 pm
STL
- ANC
1 stop19h 58m
Alaska Airlines
Mon 5/46:00 am
ANC
- STL
1 stop14h 59m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:23 pm
STL
- ANC
2 stops15h 02m
Delta
Tue 5/59:15 pm
ANC
- STL
1 stop11h 17m
Delta
Deal found 3/27![Delta logo]()
$476
One-way flights from St. Louis to AlaskaSearch for one-way flight options from St. Louis to Alaska. Find affordable one-way fares based on user searches. Data last updated March 28, 2026.
Search for one-way flight options from St. Louis to Alaska. Find affordable one-way fares based on user searches. Data last updated March 28, 2026.
This Delta deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3010:19 am
STL
- ANC
1 stop12h 57m
Delta
Deal found 3/28![Delta logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:41 pm
STL
- FAI
2 stops21h 00m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:25 pm
STL
- ANC
1 stop30h 21m
Delta
Deal found 3/24![Delta logo]()
$244
This Delta deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:00 am
STL
- ANC
2 stops16h 46m
Delta
Deal found 3/26![Delta logo]()
$247
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1111:25 am
STL
- ANC
1 stop16h 06m
Delta
Deal found 3/24![Delta logo]()
$262
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:15 pm
STL
- FAI
2 stops12h 51m
Delta
Deal found 3/27![Delta logo]()
$267
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/152:37 pm
STL
- ANC
1 stop12h 15m
American Airlines
Deal found 3/27![American Airlines logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:46 pm
STL
- ANC
1 stop31h 57m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$271
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
STL
- ANC
2 stops15h 46m
Delta
Deal found 3/25![Delta logo]()
$273
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/153:57 pm
STL
- ANC
2 stops12h 58m
Delta
Deal found 3/27![Delta logo]()
$274
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:32 pm
STL
- FAI
1 stop10h 06m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/108:53 am
STL
- ANC
1 stop18h 38m
Delta
Deal found 3/24![Delta logo]()
$292
Find flight deals from St. Louis to Alaska
Keep the following information in mind while searching for St. Louis to Alaska flight deals. Data was last updated March 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $465 (Delta) |
One-way from | $236 (Delta) |
Popular in | July |
Cheapest in | October |
Average price | $495 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Alaska that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2026.
Use the filters below to find and compare flights from St. Louis to Alaska that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisAnchorage
STL - ANC
STLANC
Lambert-St Louis
Thu 4/30
4:46 pm-9:44 am
1 stop19h 58m
Anchorage
Mon 5/4
6:00 am-11:59 pm
1 stop14h 59m
$471
St. LouisAnchorage
STL - ANC
STLANC
Lambert-St Louis
Thu 4/30
6:20 am-6:46 pm
1 stop15h 26m
Anchorage
Tue 5/5
9:15 pm-2:29 pm
1 stop14h 14m
$471
St. LouisAnchorage
STL - ANC
STLANC
Lambert-St Louis
Sat 5/23
5:36 pm-12:56 am
1 stop10h 20m
Anchorage
Fri 5/29
12:05 am-1:32 pm
1 stop10h 27m
$471
St. LouisAnchorage
STL - ANC
STLANC
Lambert-St Louis
Wed 6/3
10:49 am-12:31 am
2 stops16h 42m
Anchorage
Thu 6/4
9:59 pm-8:46 am
1 stop7h 47m
$476
St. LouisAnchorage
STL - ANC
STLANC
Lambert-St Louis
Wed 6/3
10:49 am-12:31 am
2 stops16h 42m
Anchorage
Tue 6/9
10:30 pm-1:09 pm
1 stop11h 39m
$476
St. LouisFairbanks
STL - FAI
STLFAI
Lambert-St Louis
Thu 4/23
4:46 pm-12:19 am
2 stops34h 33m
Fairbanks
Thu 4/30
10:30 pm-11:59 pm
2 stops22h 29m
$481
St. LouisAnchorage
STL - ANC
STLANC
Lambert-St Louis
Mon 4/20
2:20 pm-12:25 am
2 stops13h 05m
Anchorage
Sat 4/25
6:00 am-11:13 pm
2 stops14h 13m
$483
St. LouisAnchorage
STL - ANC
STLANC
Lambert-St Louis
Thu 6/4
7:15 am-6:39 pm
1 stop14h 24m
Anchorage
Fri 6/5
12:05 am-1:32 pm
1 stop10h 27m
$497
St. LouisAnchorage
STL - ANC
STLANC
Lambert-St Louis
Tue 6/9
2:28 pm-11:44 pm
1 stop12h 16m
Anchorage
Tue 6/16
10:30 pm-1:09 pm
1 stop11h 39m
$503
St. LouisAnchorage
STL - ANC
STLANC
Lambert-St Louis
Fri 5/22
6:00 am-6:38 pm
1 stop15h 38m
Anchorage
Fri 5/29
6:00 am-12:30 am
2 stops15h 30m
$504
Showing 1-10 of 37 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Alaska
Have a flexible travel schedule? Discover the best time to fly to Alaska from St. Louis with our price prediction graph.
STL-ANC
STL-FAI
STL-JNU
STL-KTN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Alaska
STL-USAK
STL-ANC
STL-FAI
STL-JNU
STL-KTN
What is the cheapest month to book a flight from St. Louis to Alaska?
Currently, December is the cheapest month in which you can book a flight from St. Louis to Alaska (average of $298). Flying from St. Louis to Alaska in November is currently the most expensive (average of $508). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from St. Louis to Alaska?
Reviews of airlines servicing Alaska
Get insights into the airlines that provide service to Alaska. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Alaska. Reviews last updated March 28, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from St. Louis to Alaska by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Alaska. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Alaska
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Complete your trip
Complete your trip to Alaska by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to Alaska, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Alaska flights
Browse other St. Louis and Alaska flight options. Last updated on March 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
St. Louis to Alaska flights
Consider these flights traveling from St. Louis to Alaska.
Top 4 airlines flying from St. Louis to Alaska
Discover the top 4 airlines that operate flights from St. Louis to Alaska. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$291 | Average$569 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$364 | Average$761 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$368 | Average$669 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$384 | Average$684 | FlexibilityNo cancel fee | On-time75% |