STL - ANC

$172 Find Cheap Flights from St. Louis to Anchorage - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Anchorage departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$343
Typical prices: $400-$469
United Airlines
Wed 2/10Sun 2/14
STL - ANC • 1 stop
Cheapest one-way
$172
Typical prices: $193-$343
United Airlines
Tue 9/15
STL - ANC • 1 stop
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Anchorage. You'll need at least 1 connection.
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Top layover airports
Chicago (ORD)
Cheapest • Avg $578 (round-trip)
Portland (PDX)
Shortest trip • 9h 07m (one-way)
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When to book
5 weeks
in advance
Our data shows that travelers who book at least 5 weeks in advance save around 41% compared to booking last minute.
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When to travel
October
Cheapest • 21% price drop
July
Most popular
Good to know
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We hope you love your trip to Anchorage!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from St. Louis to Anchorage (STL-ANC)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Anchorage that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Anchorage

Wed, Feb 10 - Sun, Feb 14
United Airlines Logo
4:30 pm - 10:39 pmSTL  Lambert-St Louis-ANC Anchorage
9h 09m1 stop Denver Intl
United Airlines Logo
9:00 am - 8:59 pmANC  Anchorage-STL Lambert-St Louis
8h 59m1 stop Denver Intl
$343United Airlines
Thu, Dec 10 - Sun, Dec 13
United Airlines Logo
1:08 pm - 7:40 pmSTL  Lambert-St Louis-ANC Anchorage
9h 32m1 stop Chicago O'Hare Intl
United Airlines Logo
8:44 pm - 10:41 amANC  Anchorage-STL Lambert-St Louis
10h 57m1 stop Chicago O'Hare Intl
$343United Airlines
Tue, Nov 10 - Thu, Nov 12
Alaska Airlines Logo
7:00 am - 6:48 pmSTL  Lambert-St Louis-ANC Anchorage
14h 48m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
5:47 am - 11:59 pmANC  Anchorage-STL Lambert-St Louis
15h 12m1 stop Seattle/Tacoma Intl
$343Alaska Airlines
Tue, Sep 22 - Tue, Sep 29
Alaska Airlines Logo
6:29 am - 11:39 pmSTL  Lambert-St Louis-ANC Anchorage
20h 10m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:07 am - 6:38 pmANC  Anchorage-STL Lambert-St Louis
8h 31m1 stop Seattle/Tacoma Intl
$343Alaska Airlines
Fri, Sep 11 - Fri, Sep 18
Delta Logo
6:15 am - 5:14 pmSTL  Lambert-St Louis-ANC Anchorage
13h 59m1 stop Minneapolis St Paul
Delta Logo
6:00 am - 11:16 pmANC  Anchorage-STL Lambert-St Louis
14h 16m1 stop Minneapolis St Paul
$343Delta
Fri, Sep 11 - Tue, Sep 22
Delta Logo
6:15 am - 5:14 pmSTL  Lambert-St Louis-ANC Anchorage
13h 59m1 stop Minneapolis St Paul
Delta Logo
10:10 pm - 8:40 amANC  Anchorage-STL Lambert-St Louis
7h 30m1 stop Minneapolis St Paul
$343Delta
Sat, Sep 19 - Thu, Sep 24
American Airlines Logo
11:01 am - 8:49 pmSTL  Lambert-St Louis-ANC Anchorage
12h 48m1 stop Chicago O'Hare Intl
American Airlines Logo
9:54 pm - 10:18 amANC  Anchorage-STL Lambert-St Louis
9h 24m1 stop Chicago O'Hare Intl
$343American Airlines
Thu, Sep 3 - Fri, Sep 4
American Airlines Logo
6:00 am - 8:51 pmSTL  Lambert-St Louis-ANC Anchorage
17h 51m1 stop Chicago O'Hare Intl
American Airlines Logo
7:00 am - 11:42 pmANC  Anchorage-STL Lambert-St Louis
13h 42m1 stop Dallas/Fort Worth
$399American Airlines
Thu, Aug 27 - Tue, Sep 1
Southwest Logo
11:50 am - 9:15 pmSTL  Lambert-St Louis-ANC Anchorage
12h 25m2 stops Phoenix Sky Harbor Intl Denver Intl
Southwest Logo
10:25 pm - 2:50 pmANC  Anchorage-STL Lambert-St Louis
13h 25m2 stops Denver Intl Baltimore/Washington
$643Southwest
Thu, Sep 3 - Fri, Sep 4
Southwest Logo
11:05 am - 9:15 pmSTL  Lambert-St Louis-ANC Anchorage
13h 10m2 stops Chicago Midway Denver Intl
Southwest Logo
11:55 pm - 4:50 pmANC  Anchorage-STL Lambert-St Louis
13h 55m2 stops Las Vegas Harry Reid Intl Dallas Love Field
$753Southwest
Booking Insights

KAYAK's insights & trends for St. Louis to Anchorage flights

Get data-powered insights and trends into flights from St. Louis to Anchorage to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from St. Louis to Anchorage?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from St. Louis to Anchorage departing in September.

Flight prices are below average for this route right now.

Flights to Anchorage from St. Louis usually cost between $534 and $758 in September.
The lowest price found in the past 5 days was $343 on Delta (Sep 11-Sep 18).

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from St. Louis to Anchorage, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from St. Louis to Anchorage is October, where tickets cost $434 (return) on average. On the other hand, the most expensive months are June and July, where the average cost of round-trip tickets is $664 and $650 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from St. Louis to Anchorage, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from St. Louis to Anchorage, you should book around 5 weeks before departure, which saves you about 41% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Find deals

Good to know

Low season

November

Cheapest flight

$172
Best time to beat the crowds but there is an average 1% increase in price.
Most popular time to fly with an average 17% increase in price.
Flight from St. Louis to Anchorage

When to book flights from St. Louis to Anchorage

Are your dates flexible? Find out the best times to travel from St. Louis to Anchorage based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from St. Louis to Anchorage

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

    In the last 5 days, the lowest price for a flight from St. Louis to Anchorage was $172 for a one-way ticket and $343 for a round-trip.

  • Do I need a passport to fly between St. Louis and Anchorage?

    No, a passport isn't needed to fly from St. Louis to Anchorage. However, local authorities might ask for an official ID.

  • Which aircraft models fly most regularly from St. Louis to Anchorage?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from St. Louis to Anchorage?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between St. Louis and Anchorage, with Star Alliance being the most commonly used for this route.

  • What is the most popular layover when flying to Anchorage from St. Louis?

    Seattle is the most popular layover city among KAYAK users traveling from St. Louis to Anchorage.

  • Which is the best airline for flights from St. Louis to Anchorage, Southwest or Alaska Airlines?

    The two airlines most popular with KAYAK users for flights from St. Louis to Anchorage are Southwest and Alaska Airlines. With an average price for the route of $703 and an overall rating of 8.0, Southwest is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $630 and an overall rating of 7.9.

  • How does KAYAK find such low prices on flights from St. Louis to Anchorage?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Anchorage.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Anchorage?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Anchorage from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from St. Louis to Anchorage?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Anchorage with an airline and back to St. Louis with another airline. Booking your flights between St. Louis and ANC can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Anchorage?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Anchorage from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from St. Louis to Anchorage

Information on your arrival and departure airports

St. Louis (STL)
Anchorage (ANC)