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$228+ Cheap flights from St. Louis to Anchorage (STL - ANC)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ANC
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Anchorage are usually found in November or January, booked 57 days in advance, depart on a Monday or Friday and return on a Sunday

Cheap flight deals from St. Louis to Anchorage

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Anchorage (ANC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 28, 2025.

Round-trip from

$456
(Delta)

One-way from

$228
(American Airlines)

Popular in

July

Cheapest in

November

Average price

$777
From Lambert-St Louis to Anchorage
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One-way flight from Lambert-St Louis to Anchorage
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Highest demand for flights based on searches. 12% potential increase in price ($91 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from St. Louis to Anchorage

Cheapest flights from St. Louis to Anchorage
Explore the most affordable flight options available from St. Louis to Anchorage. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This Delta deal was found by Cheapflights users on 7/26. 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.
Tue 9/911:29 amSTL - ANC
2 stops11h 48mDelta
Tue 9/162:15 pmANC - STL
2 stops15h 22mDelta
Deal found 7/26$456
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 9/106:00 amSTL - ANC
2 stops14h 38mAlaska Airlines
Tue 9/3012:34 amANC - STL
1 stop11h 05mAlaska Airlines
Deal found 7/28$480
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:53 pmSTL - ANC
2 stops25h 51mAmerican Airlines
Tue 10/287:52 pmANC - STL
2 stops21h 34mAmerican Airlines
Deal found 7/26$505
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/174:45 pmSTL - ANC
1 stop8h 49mUnited Airlines
Thu 8/2811:59 pmANC - STL
1 stop9h 26mUnited Airlines
Deal found 7/27$556

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Anchorage 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 July 28, 2025.
Use the filters below to find and compare flights from St. Louis to Anchorage that are best for you.

Fly from

St. Louis

Fly to

Anchorage

Route

Depart

Return

Price

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Tue 9/9

11:29 am-8:17 pm

2 stops11h 48m

Anchorage

Tue 9/16

2:15 pm-8:37 am

2 stops15h 22m

$456

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Wed 9/10

6:00 am-5:38 pm

2 stops14h 38m

Anchorage

Tue 9/30

12:34 am-2:39 pm

1 stop11h 05m

$480

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Tue 10/21

4:34 pm-6:44 pm

2 stops29h 10m

Anchorage

Mon 10/27

7:52 pm-8:26 pm

2 stops21h 34m

$505

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Sun 8/17

4:45 pm-10:34 pm

1 stop8h 49m

Anchorage

Thu 8/28

11:59 pm-12:25 pm

1 stop9h 26m

$556

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Tue 8/26

7:23 am-8:49 pm

1 stop16h 26m

$228

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Mon 8/25

3:30 pm-9:20 pm

1 stop8h 50m

$239

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Fri 8/22

2:30 pm-12:21 pm

3 stops24h 51m

$308

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Thu 7/31

11:25 am-10:34 pm

2 stops14h 09m

$535

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Wed 8/6

7:32 pm-1:39 am

1 stop9h 07m

$958

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from St. Louis to Anchorage

Have a flexible travel schedule? Discover the best time to fly to Anchorage from St. Louis with our price prediction graph.
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 Anchorage

How far ahead should I book a flight from St. Louis to Anchorage?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Anchorage. Price data was last updated on July 25, 2025.

The price you pay for your flight from St. Louis to Anchorage may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from St. Louis to Anchorage?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Anchorage (average of $456). Flying from St. Louis to Anchorage in July is currently the most expensive (average of $645). 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.

What is the cheapest time of day to fly from STL to ANC?

Find hourly flight availability from St. Louis to Anchorage. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

It’s typically best to fly out from St. Louis to Anchorage in the afternoon. Doing so could potentially save you 6% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from St. Louis to Anchorage?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Anchorage. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their St. Louis to Anchorage flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What’s the top layover airport for flights from St. Louis to Anchorage?

Share of 1-stop round-trip flights from St. Louis to Anchorage chosen by Cheapflights users in the past 12 months, using the same layover each way.

Seattle (SEA) – chosen by Cheapflights users on 75% of 1-stop itineraries from St. Louis to Anchorage on Cheapflights.

What’s the cheapest layover airport for flights from St. Louis to Anchorage?

Average round-trip fare for 1-stop flights from St. Louis to Anchorage, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $838.

What’s the fastest layover option from St. Louis to Anchorage?

Shortest average travel time for 1-stop one-way flights from St. Louis to Anchorage, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Seattle (SEA) have the shortest average one-way travel time for 1-stop routes: 4h 56m.

Which airport typically offers the quickest layover for flights from St. Louis to Anchorage?

Average layover duration for 1-stop one-way flights from St. Louis to Anchorage, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Seattle (SEA) offer the fastest connection on this route, with an average layover time of 1h 07m.

Reviews of airlines servicing Anchorage

Get insights into the airlines that provide service to Anchorage. 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 Anchorage. Reviews last updated July 28, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from St. Louis to Anchorage by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,975 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,892 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Anchorage. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from St. Louis to Anchorage round-trip?

    According to our current data, Delta ($456), Alaska Airlines ($474), and American Airlines ($505) offers the cheapest pricing from St. Louis to Anchorage. Delta is currently priced 27% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from St. Louis to Anchorage one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $228. However, be on the lookout for offers from Delta and Alaska Airlines, as they are both options that can get you from St. Louis to Anchorage for a low price.

  • Can I find deals for flights from St. Louis to Anchorage that include hotel bookings?

    Yes. In addition to deals on St. Louis to Anchorage flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Anchorage?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Anchorage.

  • Can I find deals for business class flights from St. Louis to Anchorage?

    Yes. Cheapflights offers flight deals from St. Louis to Anchorage by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Anchorage?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Anchorage (average of $456). Flying from St. Louis to Anchorage in July is currently the most expensive (average of $645). 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.

See more FAQs

Traveling to a place near Anchorage?

Book flights to Anchorage if you plan to visit one of these locations
Seward
Girdwood

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Top 4 airlines flying from St. Louis to Anchorage

Discover the top 4 airlines that operate flights from St. Louis to Anchorage. 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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$419Average$632FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$464Average$709FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$468Average$666FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$478Average$751FlexibilityNo cancel feeOn-time69%

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