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Fairbanks

$267+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FAI
May 23 — May 301
Sat 5/23
Sat 5/30
1 adult, Economy
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Cheap 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 April 23, 2026.

This United Airlines deal was found by Cheapflights users on 4/22. 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.
Wed 5/202:35 pm
STL
-
FAI
1 stop11h 24m
United Airlines
Tue 5/261:00 am
FAI
-
STL
1 stop8h 42m
United Airlines
Deal found 4/22$440
This Alaska Airlines deal was found by Cheapflights users on 4/19. 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 9/236:00 am
STL
-
FAI
1 stop12h 09m
Alaska Airlines
Tue 9/291:22 am
FAI
-
STL
1 stop9h 59m
Alaska Airlines
Deal found 4/19$522
This Delta deal was found by Cheapflights users on 4/20. 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.
Wed 9/238:50 am
STL
-
FAI
2 stops18h 16m
Delta
Tue 9/291:30 am
FAI
-
STL
2 stops20h 06m
Delta
Deal found 4/20$533
This Alaska Airlines deal was found by Cheapflights users on 4/20. 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 8/293:00 pm
STL
-
FAI
1 stop13h 47m
Alaska Airlines
Mon 8/311:22 am
FAI
-
STL
1 stop9h 42m
Alaska Airlines
Deal found 4/20$542
This Delta deal was found by Cheapflights users on 4/22. 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.
Mon 7/2011:18 am
STL
-
FAI
1 stop12h 31m
Delta
Mon 7/279:59 pm
FAI
-
STL
2 stops15h 15m
Delta
Deal found 4/22$548
This Delta deal was found by Cheapflights users on 4/22. 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.
Wed 5/208:53 am
STL
-
FAI
2 stops18h 42m
Delta
Tue 5/261:40 am
FAI
-
STL
2 stops19h 50m
Delta
Deal found 4/22$553
This Expedia deal was found by Cheapflights users on 4/20. 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.
Wed 8/263:00 pm
STL
-
FAI
2 stops21h 05m
Alaska Airlines
Thu 9/39:40 pm
FAI
-
STL
2 stops17h 58m
Alaska Airlines
Deal found 4/20$571

Find 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 April 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$440
(United Airlines)

One-way from

$267
(Delta)

Popular in

May

Cheapest in

January

Average price

$516
Provider with most accurate pricing for Lambert-St Louis-Fairbanks flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Fairbanks flights.
Search Deals
From Lambert-St Louis to Fairbanks
Search Deals
One-way flight from Lambert-St Louis to Fairbanks
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 23, 2026.
Use the filters below to find and compare flights from St. Louis to Fairbanks that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Wed 9/23

6:00 am-12:53 pm

1 stop9h 53m

Fairbanks

Tue 9/29

1:22 am-11:59 pm

1 stop19h 37m

$522
Quickest round-trip

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Sat 8/29

3:00 pm-10:54 pm

1 stop10h 54m

Fairbanks

Mon 8/31

1:22 am-2:04 pm

1 stop9h 42m

$542

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Wed 9/2

3:00 pm-1:47 am

1 stop13h 47m

Fairbanks

Wed 9/9

9:40 pm-6:38 pm

2 stops17h 58m

$546

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Mon 7/20

11:18 am-8:49 pm

1 stop12h 31m

Fairbanks

Mon 7/27

9:59 pm-4:14 pm

2 stops15h 15m

$548

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Tue 5/5

7:00 am-10:53 pm

1 stop18h 53m

Fairbanks

Sat 5/9

12:11 pm-11:59 pm

1 stop8h 48m

$586
Cheapest one-way

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Wed 8/26

6:00 am-8:53 pm

1 stop17h 53m

$281
Quickest one-way

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Fri 7/24

11:18 am-8:49 pm

1 stop12h 31m

$281

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Fri 7/24

8:00 am-12:55 am

2 stops19h 55m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/18

Sorted by cheapest first

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Fairbanks flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $385). Flying from St. Louis to Fairbanks in May is currently the most expensive (average of $873). 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.

How much does it cost to fly round-trip from St. Louis to Fairbanks?

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 April 23, 2026.
Read reviews from past customers who have flown Alaska Airlines 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
7.9
Good
12,275 reviews

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,275 reviews
Alaska Airlines
7.9
Good
12,275 reviews

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

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 9h 53m. Your travel time can differ by up to . St. Louis and Fairbanks are separated by a distance of 2890 mi.

  • What is the cheapest airline to fly from St. Louis to Fairbanks round-trip?

    Our cheapest airline available from St. Louis to Fairbanks is Alaska Airlines. Our recent data shows that you can find tickets from as low as $384 on this airline. Alaska Airlines is 38% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 $385). Flying from St. Louis to Fairbanks in May is currently the most expensive (average of $873). 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

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Top airline flying from St. Louis to Fairbanks

Discover the top airline 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 April 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$384Average$554FlexibilityNo cancel feeOn-time75%

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