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

A quick flight from Alaska to St. Louis can take about 15h 15m. Delta provides one of the quickest options available for as low as $400. 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.

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

To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $310. Southwest flights start at $315 while deals on United Airlines start at $328 one-way.

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.

$310+ 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 noviembre 26, 2025.

sáb. 12/278:15 pmANC - STL

1 stop15h 15mDelta

vie. 1/95:25 pmSTL - ANC

1 stop10h 23mDelta

Deal found 11/25

$400

dom. 12/288:15 pmANC - STL

1 stop13h 06mDelta

lun. 1/511:23 amSTL - ANC

2 stops15h 46mDelta

Deal found 11/25

$436

vie. 12/261:30 amANC - STL

1 stop8h 50mUnited Airlines

vie. 1/92:45 pmSTL - ANC

1 stop11h 30mUnited Airlines

Deal found 11/25

$515

dom. 12/2811:59 pmANC - STL

1 stop10h 21mUnited Airlines

lun. 1/53:10 pmSTL - ANC

2 stops12h 15mUnited Airlines

Deal found 11/24

$566

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 noviembre 26, 2025.

sáb. 12/278:15 pmANC - STL

1 stop15h 15mDelta

vie. 1/95:25 pmSTL - ANC

1 stop10h 23mDelta

Deal found 11/25

$400

mié. 1/74:06 pmFAI - STL

1 stop18h 48mAlaska Airlines

vie. 1/92:50 pmSTL - FAI

1 stop12h 06mAlaska Airlines

Deal found 11/25

$401

mié. 1/76:10 amANC - STL

1 stop7h 35mDelta

jue. 1/85:25 pmSTL - ANC

1 stop10h 23mDelta

Deal found 11/25

$400

mar. 1/62:10 amANC - STL

1 stop8h 44mAlaska Airlines

jue. 1/82:50 pmSTL - ANC

1 stop10h 01mAlaska Airlines

Deal found 11/23

$431

mié. 1/145:55 amANC - STL

2 stops14h 30mDelta

lun. 1/196:40 amSTL - ANC

2 stops17h 04mDelta

Deal found 11/24

$401

mié. 1/72:10 amFAI - STL

1 stop8h 44mAlaska Airlines

vie. 1/92:50 pmSTL - FAI

1 stop14h 58mAlaska Airlines

Deal found 11/25

$432

mié. 1/71:30 amFAI - STL

2 stops18h 55mDelta

vie. 1/95:25 pmSTL - FAI

2 stops34h 00mDelta

Deal found 11/25

$403

mar. 1/61:30 amFAI - STL

2 stops19h 09mDelta

vie. 1/911:23 amSTL - FAI

2 stops16h 02mDelta

Deal found 11/25

$463

Last-minute flights from Alaska to St. Louis
Discover last-minute flight deals from Alaska to St. Louis. Data last updated noviembre 26, 2025 and is based on user searches.

vie. 12/261:30 amANC - STL

1 stop8h 50mUnited Airlines

vie. 1/92:45 pmSTL - ANC

1 stop11h 30mUnited Airlines

Deal found 11/25

$515

sáb. 12/278:15 pmANC - STL

1 stop15h 15mDelta

vie. 1/95:25 pmSTL - ANC

1 stop10h 23mDelta

Deal found 11/25

$400

dom. 12/288:15 pmANC - STL

1 stop13h 06mDelta

lun. 1/511:23 amSTL - ANC

2 stops15h 46mDelta

Deal found 11/25

$436

dom. 12/2811:59 pmANC - STL

1 stop10h 21mUnited Airlines

lun. 1/53:10 pmSTL - ANC

2 stops12h 15mUnited Airlines

Deal found 11/24

$566

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 noviembre 26, 2025.

mar. 12/239:15 pmANC - STL

1 stop14h 48mDelta

Deal found 11/26

$310

lun. 5/2511:55 pmANC - STL

1 stop9h 05mSouthwest

Deal found 11/26

$315

sáb. 5/232:20 pmANC - STL

2 stops23h 25mDelta

Deal found 11/26

$324

mar. 12/2311:59 pmANC - STL

1 stop19h 23mUnited Airlines

Deal found 11/24

$328

sáb. 5/232:28 amANC - STL

1 stop8h 39mAlaska Airlines

Deal found 11/26

$336

dom. 5/241:30 amANC - STL

2 stops13h 30mDelta

Deal found 11/26

$346

Cheap flight deals from Alaska to St. Louis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$400 (Delta)
One-way from	$310 (Delta)
Popular in	November
Cheapest in	January
Average price	$1,057

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

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

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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. 16% potential increase in price ($130 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($37 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

sáb. 12/27

8:15 pm-2:30 pm

1 stop15h 15m

Lambert-St Louis

vie. 1/9

5:25 pm-12:48 am

1 stop10h 23m

$400

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

mié. 1/7

6:10 am-4:45 pm

1 stop7h 35m

Lambert-St Louis

jue. 1/8

5:25 pm-12:48 am

1 stop10h 23m

$400

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

mié. 1/7

4:06 pm-1:54 pm

1 stop18h 48m

Lambert-St Louis

vie. 1/9

2:50 pm-11:56 pm

1 stop12h 06m

$401

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

mié. 1/14

5:55 am-11:25 pm

2 stops14h 30m

Lambert-St Louis

lun. 1/19

6:40 am-8:44 pm

2 stops17h 04m

$401

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

mié. 1/7

1:30 am-11:25 pm

2 stops18h 55m

Lambert-St Louis

vie. 1/9

5:25 pm-12:25 am

2 stops34h 00m

$403

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

mar. 1/6

2:10 am-1:54 pm

1 stop8h 44m

Lambert-St Louis

jue. 1/8

2:50 pm-9:51 pm

1 stop10h 01m

$431

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

mié. 1/7

2:10 am-1:54 pm

1 stop8h 44m

Lambert-St Louis

vie. 1/9

2:50 pm-2:48 am

1 stop14h 58m

$432

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

mar. 1/6

1:30 am-11:39 pm

2 stops19h 09m

Lambert-St Louis

vie. 1/9

11:23 am-12:25 am

2 stops16h 02m

$463

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

mar. 12/23

9:15 pm-3:03 pm

1 stop14h 48m

$310

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

lun. 5/25

11:55 pm-12:00 pm

1 stop9h 05m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/26

Showing 1-10 of 14 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 $359). 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 15h 15m. Delta provides one of the quickest options available for as low as $400. 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.
What are the cheapest airlines to fly from Alaska to St. Louis one-way?
To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $310. Southwest flights start at $315 while deals on United Airlines start at $328 one-way.
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 $359). 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

Swansea

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$654	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$403	Average$556	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$493	Average$499	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$519	Average$650	FlexibilityNo cancel fee	On-time75%

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$310+ 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 12/23. 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 noviembre 26, 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 noviembre 26, 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 noviembre 26, 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 noviembre 26, 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?

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

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 noviembre 26, 2025.