$261 Cheap Alaska Airlines flights St. Louis (STL) to Fairbanks (FAI)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap Alaska Airlines return flights from $501 from STL to FAI. Affordable one-way options from $261 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines flights to Fairbanks are usually more affordable in the low-season months of April and January. Whether you’re in search of a round-trip or one-way ticket, you could land a better deal then.

Search for affordable Alaska Airlines flights from Lambert-St. Louis Intl. Airport (STL) to Fairbanks Intl. Airport (FAI) one to three months prior to your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the ideal day to book a domestic flight is usually Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Use our “Nonstop” filter when browsing for direct Alaska Airlines flights from STL to FAI. It’s also an easy way to compare other airlines offering the same nonstop journey.

Browse Alaska Airlines’s earliest flights from STL to FAI by checking our “Early Morning” and “Morning” filters. Not only will you get to your destination sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Jump on an Alaska Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Fairbanks, and you’ll probably come in to Fairbanks Intl. Airport (FAI). This is the airline’s primary hub in this destination.

Alaska Airlines makes traveling from STL to FAI more enjoyable with a rewarding loyalty program and top-tier customer service. You may even earn points with Mileage Plan. Remember to sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your ticket type, a fee may apply if you modify or cancel your flight more than 24 hours after it’s been confirmed. To find plane tickets with more flexibility, select our “Changes included” or “No cancel fee” filter while searching for flights. For more details on changing or canceling your reservation, head to “Trips,” select your flight and tick “Manage Booking.”