Cheap Flights from Spokane International to Billings

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      Travellers and cabin class, 1 Adult, Economy

      Compare Spokane International to Billings flight deals

      Find the cheapest month or even day of the year to fly to Billings

      Book the best Billings fare with no extra fees

      Find the cheapest month to fly from Spokane International to Billings

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Spokane International to Billings flights are currently cheapest in September.

      Spokane International to Billings: Alternative routes

      Compare routes from Spokane International to Billings below. You may find an airport to fly into that's cheaper, faster, or easier than Billings.

      Spokane to Billings: Flight information

      The things to know before you go.
      Cheapest flight foundR 2,960
      Cheapest month to flySeptember

      Finding cheap flights from Spokane International to Billings: Frequently asked questions

      The best price we found for a return flight from Spokane International to Billings is R 6,512. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Spokane International to Billings. But we found flights with one or more stops from R 6,512.
      As of August 2026, there are no flights flying from Spokane International to Billings.
      The cheapest month to fly from Spokane International to Billings is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Spokane International Airport to Billings Airport on Thursday, 10 September 2026.
      No airlines currently offer direct flights between Spokane International Airport and Billings Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Billings but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Billings is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Alaska Airlines offers the cheapest flight tickets to Billings.

      Flying from Spokane International Airport (GEG) to Billings Airport (BIL): what you need to know

      • Your GEG to BIL flight won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

      • Travelling during a peak time like July? Public holidays and other popular periods can result in longer queues at check-in and security. Be extra cautious and get there up to four hours before an international flight and two hours before a domestic departure.

      • If you want to explore another city along the way, simply deselect 'Direct flights only' when searching for your ticket from Spokane International Airport to Billings Airport. These are the top stopovers between GEG and BIL:

        • Denver International Airport

        • Phoenix Sky Harbour Airport

        • Phoenix-Mesa Gateway Airport

      How to find the cheapest flights from Spokane International Airport (GEG) to Billings Airport (BIL)

      • Currently, R 2,953 is the lowest price we've seen for a one-way Spokane International Airport to Billings Airport flight. The best price for a return ticket is R 6,512. Keep in mind that fares can change due to availability when booking.

      • To find cheap tickets from GEG to BIL, book early. Airlines typically offer their best fares when flights are first made available.

      • The 'Whole month' tool shows you the cheapest flights from Spokane International Airport to Billings Airport across every month. It's an easy way to snap up a bargain if your dates aren't set in stone.

      • Save time looking for cheap flights from GEG to BIL by creating a Price Alert. You'll get an email or notification through the app when a lower fare pops up.

      • Choose your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Spokane International Airport to Billings Airport.

      Handy information about Spokane International Airport (GEG)

      • You'll find GEG at 9000 West Airport Drive.

      • 84% of flights leaving Spokane International Airport touch down at their destination on schedule. With its strong on-time performance, you're unlikely to face delays when jetting out of GEG.

      • Spokane International Airport is about 16 kilometres from central Spokane. If you're driving, ride-sharing or catching a taxi from the centre, it'll take 20 minutes or so to get there, depending on the traffic.

      • Taking public transport? Expect a trip time of around 40 minutes.

      • Need a convenient hotel near GEG? If you're boarding an early flight from Spokane International Airport to Billings Airport, these accommodation options will have you sleeping moments from check-in:

      Arriving at Billings Airport (BIL)

      • If you're getting in on a late Spokane International Airport to Billings Airport flight, few things top the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and relaxing shortly after at one of these accommodation options near BIL:

      • Travel at your own pace with a Billings Airport rental car. Book your wheels from Alamo, Budget or Rent a Wreck and find adventure across Billings and beyond.

      • Increase your likelihood of snagging the best deal by booking early. Reserving your ride from Billings Airport at least a few weeks ahead is a good move.

      When to fly to Billings Airport (BIL)

      • The quietest month for a flight from Spokane International Airport to Billings Airport is March, while September is the most popular. Choose the best time to visit Billings based on whether you prefer a bustling atmosphere or a more laid-back vibe.

      • Lock in your flight from Spokane International Airport to Billings Airport for July if you want to visit Billings during its warmest month. You can expect temperatures of between 13ºC (55ºF) and 34ºC (93ºF).

      • For cooler conditions, look for a cheap ticket from GEG to BIL in February. Average temperatures are between -18ºC (0ºF) and 8ºC (46ºF) then.

      Explore more of the United States

      • Rapid City is just one of the many cities in the United States waiting to be explored after you've experienced Billings. Around 451 kilometres away to the south-east, popular attractions include Dinosaur Park, President Abraham Lincoln Statue and Lakota Dream Museum and Monument.

      • If you're looking to explore another corner of the United States, consider Missoula, roughly 434 kilometres west of Billings. Mt Jumbo, Lolo Natioal Forest and Missoula Art Museum are among its highlights.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.