How long is the flight from Alaska to St. Louis?

A quick flight from Alaska to St. Louis can take about 10h 15m. Delta provides one of the quickest options available for as low as $369. There are 2927 mi between Alaska and St. Louis. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular airlines that fly from Alaska to St. Louis?

When booking a flight from Alaska to St. Louis, you may want to consider flying on Alaska Airlines, Delta or American Airlines as they are the most popular for this route.

What airport do you fly into for flights to St. Louis from Alaska?

Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Alaska. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

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

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

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

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

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

$196+ Cheap Flights from Alaska to St. Louis

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Find flight deals from Alaska to St. Louis

Cheapest flights from Alaska to St. Louis
Explore the most affordable flight options available from Alaska to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

Thu 12/45:55 amANC - STL

2 stops10h 15mDelta

Tue 12/910:45 amSTL - ANC

2 stops14h 57mDelta

Deal found 10/13

$369

Wed 12/32:22 amANC - STL

1 stop18h 37mAlaska Airlines

Tue 12/97:00 amSTL - ANC

1 stop10h 09mAlaska Airlines

Deal found 10/13

$420

Fri 12/126:05 amANC - STL

1 stop14h 24mDelta

Sun 1/43:43 pmSTL - ANC

1 stop12h 39mDelta

Deal found 10/13

$562

Sat 12/135:00 amFAI - STL

2 stops39h 59mAlaska Airlines

Fri 1/27:00 amSTL - FAI

1 stop10h 52mAlaska Airlines

Deal found 10/13

$572

Sun 12/145:55 amFAI - STL

1 stop15h 04mAlaska Airlines

Fri 1/27:00 amSTL - FAI

1 stop10h 52mAlaska Airlines

Deal found 10/13

$588

Wed 11/269:00 pmANC - STL

1 stop10h 37mAmerican Airlines

Mon 12/15:17 amSTL - ANC

1 stop16h 59mAmerican Airlines

Deal found 10/13

$631

Mon 12/152:18 amFAI - STL

1 stop9h 09mAlaska Airlines

Fri 1/27:00 amSTL - FAI

1 stop10h 52mAlaska Airlines

Deal found 10/13

$659

Fri 12/121:30 amFAI - STL

2 stops18h 57mDelta

Fri 1/211:59 amSTL - FAI

2 stops15h 41mDelta

Deal found 10/13

$674

Wed 12/175:55 amFAI - STL

2 stops15h 02mAlaska Airlines

Fri 1/27:00 amSTL - FAI

1 stop10h 52mAlaska Airlines

Deal found 10/13

$693

Sat 12/131:30 amFAI - STL

2 stops20h 18mDelta

Fri 1/211:59 amSTL - FAI

2 stops15h 41mDelta

Deal found 10/13

$724

Mon 12/154:04 pmFAI - STL

1 stop19h 23mAlaska Airlines

Sat 1/37:00 amSTL - FAI

1 stop10h 52mAlaska Airlines

Deal found 10/13

$750

Best flights from Alaska to St. Louis
Discover carefully curated flight deals from Alaska to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2025.

Thu 12/45:55 amANC - STL

2 stops10h 15mDelta

Tue 12/910:45 amSTL - ANC

2 stops14h 57mDelta

Deal found 10/13

$369

Wed 12/32:22 amANC - STL

1 stop18h 37mAlaska Airlines

Tue 12/97:00 amSTL - ANC

1 stop10h 09mAlaska Airlines

Deal found 10/13

$420

Wed 1/146:00 amANC - STL

2 stops12h 37mDelta

Mon 1/196:30 amSTL - ANC

1 stop15h 40mDelta

Deal found 10/13

$416

Sat 2/76:00 amANC - STL

2 stops14h 10mDelta

Sat 2/146:30 amSTL - ANC

1 stop15h 40mDelta

Deal found 10/14

$444

Sat 12/135:00 amFAI - STL

2 stops39h 59mAlaska Airlines

Fri 1/27:00 amSTL - FAI

1 stop10h 52mAlaska Airlines

Deal found 10/13

$572

Sun 12/145:55 amFAI - STL

1 stop15h 04mAlaska Airlines

Fri 1/27:00 amSTL - FAI

1 stop10h 52mAlaska Airlines

Deal found 10/13

$588

Mon 12/152:18 amFAI - STL

1 stop9h 09mAlaska Airlines

Fri 1/27:00 amSTL - FAI

1 stop10h 52mAlaska Airlines

Deal found 10/13

$659

Fri 12/121:30 amFAI - STL

2 stops18h 57mDelta

Fri 1/211:59 amSTL - FAI

2 stops15h 41mDelta

Deal found 10/13

$674

Mon 12/154:04 pmFAI - STL

1 stop19h 23mAlaska Airlines

Sat 1/37:00 amSTL - FAI

1 stop10h 52mAlaska Airlines

Deal found 10/13

$750

Tue 12/161:30 amFAI - STL

2 stops14h 40mDelta

Fri 1/211:59 amSTL - FAI

2 stops15h 41mDelta

Deal found 10/13

$754

Last-minute flights from Alaska to St. Louis
Discover last-minute flight deals from Alaska to St. Louis. Data last updated October 14, 2025 and is based on user searches.

Sat 10/188:15 pmANC - STL

1 stop11h 11mDelta

Tue 10/215:31 pmSTL - ANC

1 stop10h 20mDelta

Deal found 10/14

$947

Tue 10/281:04 amANC - STL

1 stop11h 14mAlaska Airlines

Sun 11/27:00 amSTL - ANC

1 stop18h 48mAlaska Airlines

Deal found 10/14

$769

Wed 10/292:26 amANC - STL

1 stop18h 33mAlaska Airlines

Mon 11/37:00 amSTL - ANC

1 stop28h 53mAlaska Airlines

Deal found 10/14

$635

Wed 10/297:52 pmANC - STL

1 stop10h 28mAmerican Airlines

Sun 11/25:17 amSTL - ANC

1 stop16h 59mAmerican Airlines

Deal found 10/14

$636

Wed 10/2912:30 amANC - STL

2 stops15h 15mDelta

Mon 11/34:45 pmSTL - ANC

1 stop11h 06mDelta

Deal found 10/14

$641

Wed 10/295:20 pmANC - STL

2 stops14h 06mDelta

Sun 11/22:29 pmSTL - ANC

2 stops13h 22mDelta

Deal found 10/14

$646

Wed 11/269:00 pmANC - STL

1 stop10h 37mAmerican Airlines

Mon 12/15:17 amSTL - ANC

1 stop16h 59mAmerican Airlines

Deal found 10/13

$631

Wed 11/266:00 amANC - STL

2 stops14h 23mDelta

Mon 12/19:04 amSTL - ANC

1 stop12h 42mDelta

Deal found 10/13

$659

Wed 11/2611:59 pmANC - STL

2 stops15h 53mUnited Airlines

Mon 12/18:20 amSTL - ANC

2 stops17h 36mUnited Airlines

Deal found 10/13

$842

One-way flights from Alaska to St. Louis
Search for one-way flight options from Alaska to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 14, 2025.

Fri 11/712:30 amANC - STL

2 stops12h 01mDelta

Deal found 10/14

$196

Fri 11/71:04 amANC - STL

1 stop11h 14mAlaska Airlines

Deal found 10/14

$367

Cheap flight deals from Alaska to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$369 (Delta)
One-way from	$196 (Delta)
Popular in	October
Cheapest in	January
Average price	$853

Provider with most accurate pricing for Anchorage-Lambert-St Louis flight deals.

Search Deals

Provider most trusted by Cheapflights users for Anchorage-Lambert-St Louis flights.

Search Deals

From Alaska to Lambert-St Louis

Search Deals

One-way flight from Alaska to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($75 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

Thu 12/4

5:55 am-7:10 pm

2 stops10h 15m

Lambert-St Louis

Tue 12/9

10:45 am-10:42 pm

2 stops14h 57m

$369

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

Wed 1/14

6:00 am-9:37 pm

2 stops12h 37m

Lambert-St Louis

Mon 1/19

6:30 am-7:10 pm

1 stop15h 40m

$416

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

Wed 12/3

2:22 am-11:59 pm

1 stop18h 37m

Lambert-St Louis

Tue 12/9

7:00 am-2:09 pm

1 stop10h 09m

$420

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

Sat 2/7

6:00 am-11:10 pm

2 stops14h 10m

Lambert-St Louis

Sat 2/14

6:30 am-7:10 pm

1 stop15h 40m

$444

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

Sat 12/13

5:00 am-11:59 pm

2 stops39h 59m

Lambert-St Louis

Fri 1/2

7:00 am-2:52 pm

1 stop10h 52m

$572

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

Sun 12/14

5:55 am-11:59 pm

1 stop15h 04m

Lambert-St Louis

Fri 1/2

7:00 am-2:52 pm

1 stop10h 52m

$588

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

Mon 12/15

2:18 am-2:27 pm

1 stop9h 09m

Lambert-St Louis

Fri 1/2

7:00 am-2:52 pm

1 stop10h 52m

$659

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

Fri 12/12

1:30 am-11:27 pm

2 stops18h 57m

Lambert-St Louis

Fri 1/2

11:59 am-12:40 am

2 stops15h 41m

$674

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

Mon 12/15

4:04 pm-2:27 pm

1 stop19h 23m

Lambert-St Louis

Sat 1/3

7:00 am-2:52 pm

1 stop10h 52m

$750

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

Tue 12/16

1:30 am-7:10 pm

2 stops14h 40m

Lambert-St Louis

Fri 1/2

11:59 am-12:40 am

2 stops15h 41m

$754

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 12 results

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Alaska 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 Alaska to St. Louis

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

Currently, October is the cheapest month in which you can book a flight from Alaska to St. Louis (average of $365). Flying from Alaska to St. Louis in August is currently the most expensive (average of $612). 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 AK to STL?

It’s optimal to fly from Alaska to St. Louis in the afternoon. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the morning.

Related info for your journey

What airport do you fly into for flights to St. Louis from Alaska?
Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Alaska. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.
How long is the flight from Alaska to St. Louis?
A quick flight from Alaska to St. Louis can take about 10h 15m. Delta provides one of the quickest options available for as low as $369. There are 2927 mi between Alaska and St. Louis. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Alaska to St. Louis that include hotel bookings?
Yes. In addition to deals on Alaska to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Alaska to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alaska to St. Louis.
Can I find deals for business class flights from Alaska to St. Louis?
Yes. Cheapflights offers flight deals from Alaska to St. Louis 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 Alaska to St. Louis?
Currently, October is the cheapest month in which you can book a flight from Alaska to St. Louis (average of $365). Flying from Alaska to St. Louis in August is currently the most expensive (average of $612). 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

Edwardsville

O'Fallon

Fairview Heights

Maryland Heights

Collinsville

Eureka

Glencoe

St. Peters

Chesterfield

Alton

Farmington

Festus

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Top 4 airlines flying from Alaska to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$364	Average$639	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$403	Average$640	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$493	Average$499	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$519	Average$699	FlexibilityNo cancel fee	On-time75%

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$196+ Cheap flights from Alaska to St. Louis (STL)

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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Alaska to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Alaska to St. Louis

Cheapest flights from Alaska to St. LouisExplore the most affordable flight options available from Alaska to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

Explore the most affordable flight options available from Alaska to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

Cheap flight deals from Alaska to St. Louis

Keep the following information in mind while searching for Alaska to St. Louis flight deals. Data was last updated October 14, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Alaska to St. Louis that are best for you.

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

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

Cheapflights Insights

Everything you need to know about your flight from Alaska to St. Louis

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

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

Find hourly flight availability from Alaska to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2025.

Related info for your journey

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

What airport do you fly into for flights to St. Louis from Alaska?

How long is the flight from Alaska to St. Louis?

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

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

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

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

Traveling to a place near St. Louis?

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Alternative routes for Alaska to St. Louis

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Top 4 airlines flying from Alaska to St. Louis

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Cheapest flights from Alaska to St. Louis
Explore the most affordable flight options available from Alaska to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.