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$273+ Cheap flights from St. Louis to Fairbanks (STL - FAI)

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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FAI
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from St. Louis to Fairbanks

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Fairbanks (FAI). 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$405
(Alaska Airlines)

One-way from

$273
(Expedia)

Popular in

November

Cheapest in

January

Average price

$385
Provider with most accurate pricing for Lambert-St Louis-Fairbanks flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Fairbanks flights.
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From Lambert-St Louis to Fairbanks
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One-way flight from Lambert-St Louis to Fairbanks
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Highest demand for flights based on searches. 22% potential increase in price ($191 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($70 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from St. Louis to Fairbanks

Cheapest flights from St. Louis to Fairbanks
Explore the most affordable flight options available from St. Louis to Fairbanks. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/15. 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 3/243:50 pm
STL
-
FAI
1 stop12h 54m
Alaska Airlines
Mon 3/301:20 am
FAI
-
STL
1 stop10h 31m
Alaska Airlines
Deal found 1/15$402
This Alaska Airlines deal was found by Cheapflights users on 1/14. 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 2/76:19 pm
STL
-
FAI
1 stop11h 29m
Alaska Airlines
Sat 2/143:59 pm
FAI
-
STL
1 stop29h 00m
Alaska Airlines
Deal found 1/14$405
This Alaska Airlines deal was found by Cheapflights users on 1/15. 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 3/247:00 am
STL
-
FAI
2 stops27h 03m
Alaska Airlines
Sun 3/297:59 pm
FAI
-
STL
2 stops16h 21m
Alaska Airlines
Deal found 1/15$411
This Alaska Airlines deal was found by Cheapflights users on 1/14. 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 2/187:00 am
STL
-
FAI
2 stops31h 35m
Alaska Airlines
Tue 2/245:00 am
FAI
-
STL
2 stops29h 51m
Alaska Airlines
Deal found 1/14$413
This Delta deal was found by Cheapflights users on 1/14. 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 5/212:23 pm
STL
-
FAI
2 stops15h 18m
Delta
Fri 5/81:30 am
FAI
-
STL
2 stops18h 31m
Delta
Deal found 1/14$433
This Alaska Airlines deal was found by Cheapflights users on 1/14. 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
-
FAI
1 stop18h 53m
Alaska Airlines
Fri 5/81:17 am
FAI
-
STL
1 stop11h 33m
Alaska Airlines
Deal found 1/14$442
This Expedia deal was found by Cheapflights users on 1/15. 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.
Sun 3/17:00 am
STL
-
FAI
1 stop20h 50m
Alaska Airlines
Sun 3/85:51 am
FAI
-
STL
1 stop15h 08m
Alaska Airlines
Deal found 1/15$445
This Alaska Airlines deal was found by Cheapflights users on 1/15. 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 3/37:00 am
STL
-
FAI
1 stop22h 38m
Alaska Airlines
Tue 3/108:50 am
FAI
-
STL
2 stops26h 01m
Alaska Airlines
Deal found 1/15$449
This Expedia deal was found by Cheapflights users on 1/15. 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.
Tue 3/107:00 am
STL
-
FAI
2 stops20h 33m
Alaska Airlines
Tue 3/175:00 pm
FAI
-
STL
2 stops18h 51m
Alaska Airlines
Deal found 1/15$451

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Fairbanks 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 January 15, 2026.
Use the filters below to find and compare flights from St. Louis to Fairbanks that are best for you.

Fly from

St. Louis

Fly to

Fairbanks

Route

Depart

Return

Price

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Tue 3/24

3:50 pm-1:44 am

1 stop12h 54m

Fairbanks

Mon 3/30

1:20 am-2:51 pm

1 stop10h 31m

$402

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Thu 4/23

7:00 am-10:53 pm

1 stop18h 53m

Fairbanks

Wed 4/29

1:17 am-11:59 pm

1 stop19h 42m

$402

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Sat 2/7

6:19 pm-2:48 am

1 stop11h 29m

Fairbanks

Sat 2/14

3:59 pm-11:59 pm

1 stop29h 00m

$405

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Tue 3/24

3:50 pm-1:44 am

1 stop12h 54m

Fairbanks

Mon 3/30

10:29 pm-2:51 pm

2 stops13h 22m

$406

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Tue 3/3

7:00 am-7:40 am

2 stops27h 40m

Fairbanks

Tue 3/10

8:56 pm-1:51 pm

2 stops13h 55m

$411

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Wed 3/4

7:00 am-7:40 am

2 stops27h 40m

Fairbanks

Fri 3/13

5:00 am-11:59 pm

2 stops15h 59m

$411

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Tue 3/24

7:00 am-7:03 am

2 stops27h 03m

Fairbanks

Sun 3/29

7:59 pm-3:20 pm

2 stops16h 21m

$411

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Wed 2/18

7:00 am-11:35 am

2 stops31h 35m

Fairbanks

Tue 2/24

5:00 am-1:51 pm

2 stops29h 51m

$413

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Sat 5/2

12:23 pm-12:41 am

2 stops15h 18m

Fairbanks

Fri 5/8

1:30 am-11:01 pm

2 stops18h 31m

$433

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Thu 6/25

6:20 pm-12:34 am

1 stop9h 14m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 12 results
1
2

Compare providers for flights from St. Louis to Fairbanks

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Fairbanks in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Fairbanks flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Fairbanks flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Fairbanks flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Fairbanks flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Fairbanks flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Fairbanks 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 Fairbanks

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Fairbanks (average of $347). Flying from St. Louis to Fairbanks in November is currently the most expensive (average of $895). 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.

Reviews of airlines servicing Fairbanks

Get insights into the airlines that provide service to Fairbanks. 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 Fairbanks. Reviews last updated January 15, 2026.
Read reviews from past customers who have flown Alaska Airlines and Delta from St. Louis to Fairbanks. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,717 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,717 reviews
Alaska Airlines
8.0
Very good
11,717 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,049 reviews
Alaska Airlines
8.0
Very good
11,717 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

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

  • How long is the flight from St. Louis to Fairbanks?

    Alaska Airlines can get you from St. Louis to Fairbanks in just under 12h 54m. Your travel time can differ by up to . St. Louis and Fairbanks are separated by a distance of 2890 mi.

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

    Our cheapest airline available from St. Louis to Fairbanks is Delta. Our recent data shows that you can find tickets from as low as $259 on this airline. An additional option worth looking into is Alaska Airlines, starting at $384. Delta is 61% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $184. However, be on the lookout for offers from Alaska Airlines and United Airlines, as they are both options that can get you from St. Louis to Fairbanks for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Fairbanks 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 Fairbanks?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Fairbanks (average of $347). Flying from St. Louis to Fairbanks in November is currently the most expensive (average of $895). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from St. Louis to Fairbanks

Discover the top 2 airlines that operate flights from St. Louis to Fairbanks. 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$259Average$649FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$384Average$617FlexibilityNo cancel feeOn-time75%

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