208 € Cheap Flights from Seattle to Great Falls International

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Flight deals from Seattle to Great Falls International

Looking for a cheap last-minute deal or the best return flight from Seattle to Great Falls International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to Great Falls International

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

Direct flights from Seattle to Great Falls International

Seattle to Great Falls International: Alternative routes

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

Seattle to Great Falls: Flight information

The things to know before you go.
Cheapest flight found208 €
Cheapest month to flyAugust
Average flight time1 hr, 36 mins
Most popular airlineAlaska Airlines
Average flights per week68

Finding cheap flights from Seattle to Great Falls International: Frequently asked questions

The best price we found for a return flight from Seattle to Great Falls International is 208 €. 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.
1 hour and 36 minutes is the average flight time from Seattle to Great Falls International.
Alaska Airlines, Hawaiian Airlines and Qatar Airways fly direct from Seattle to Great Falls International.
As of July 2025, there are 68 flights per week flying from Seattle to Great Falls International.
The cheapest month to fly from Seattle to Great Falls International is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Great Falls International Airport on Monday, 4 August 2025.
Yes – the average flight time is 1 hour and 36 minutes.
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 Great Falls International 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 Great Falls is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Seattle to Great Falls International Airport (GTF): What you need to know

  • Your next big escape starts at Seattle's main airport, Seattle-Tacoma International Airport (SEA). Check out your options for reserving a flight from Seattle to Great Falls International Airport (GTF) departing from this terminal.

  • The average length of a direct Seattle to Great Falls International Airport flight is 1 hour 35 minutes.

  • Great Falls is one hour ahead of Seattle. Great Falls International Airport is located in Great Falls, which operates on the UTC-6 timezone.

  • Seattle-Tacoma International Airport (SEA) to Great Falls International Airport (GTF) is the most popular route, with 7 direct services every week. You can travel from SEA to GTF on Alaska Airlines's 11:25am departure.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you'll have plenty of time to catch your flight from Seattle to GTF.

  • Peak travel periods mean busier airports, so plan to arrive even earlier. Give yourself at least two hours before a domestic flight and four hours for an international journey to stick to your schedule.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • You can find a direct flight from Seattle to Great Falls International Airport (GTF) out of Seattle-Tacoma International Airport (SEA).

  • You can travel on a direct flight from Seattle to Great Falls International Airport with Alaska Airlines. This popular carrier offers services from SEA.

  • The top choice among passengers flying between SEA and GTF is Alaska Airlines.

  • Alaska Airlines ranks highest for on-time performance. An exceptional 83.33% of its departures on this route arrive without delay.

  • The journey from central Seattle to SEA takes about 55 minutes on public transport. If you ride-share, drive or get a cab, you'll cover the 23 kilometres in 20 minutes or so, depending on traffic.

  • Searching for a convenient hotel near Seattle-Tacoma International Airport? If you've booked an early flight from Seattle to Great Falls International Airport, these stays will have you sleeping a quick hop from check-in:

  • Seattle-Tacoma International Airport gets top marks for its on-time performance. 81.27% of flights that depart SEA arrive at their destination as scheduled.

Lake Union Sea Plane Base Airport (LKE)

  • On public transport, you can travel from central Seattle to LKE in around 25 minutes. The airport is roughly 3 kilometres away, and making the trip by car will take approximately 10 minutes.

  • Want to treat yourself to an extra night away before catching your Seattle to GTF flight? Check in to a hotel near Lake Union Sea Plane Base Airport before your trip officially begins. These stays have a room with your name on it:

About Great Falls International Airport (GTF)

Getting from Great Falls International Airport (GTF) to central Great Falls

  • Great Falls International Airport to central Great Falls is roughly 5 kilometres. If you're getting a cab or renting a car, plan in advance to make your trip as smooth as possible. Journey times may vary based on the time of day and traffic conditions.

  • It takes around 4 hours if you're travelling by public transport.

How to find the cheapest flights from Seattle to Great Falls International Airport (GTF)

  • 93 € is currently the best price for a one-way ticket from Seattle to Great Falls International Airport. A return flight starts from 208 €. These fares may change depending on demand.

  • To find cheap flights from Seattle to GTF, book in advance. Airlines typically offer their most competitively priced fares when flights first go on sale.

  • If you're flexible with your trip dates, use the 'Whole month' search tool. It'll show you the lowest price across each month when searching for your Seattle to Great Falls International Airport ticket.

  • Finding a cheap plane ticket from Seattle to GTF is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you when prices go down.

  • Filters make it easier to save some cash on your flight from Seattle to Great Falls International Airport. Choose the departure times, carriers and stops that make sense for you. Then sort the results by 'Cheapest' to zero in on the cheapest fare fast.

The best time to fly from Seattle to Great Falls International Airport (GTF)

  • Think about the kind of experience you want when deciding when to fly. February is the quietest month to go to Great Falls. October is when most people book flights from Seattle to Great Falls International Airport (GTF), which may be perfect if you're chasing more action.

  • The warmest month in Great Falls is July, with temperatures ranging between 11ºC (52ºF) and 33ºC (91ºF). Book your Seattle to GTF plane ticket then if that's your ideal forecast.

  • February has temperatures of between -21ºC (-6ºF) and 8ºC (46ºF). Look for cheap tickets from Seattle to Great Falls International Airport around that time if you'd rather travel in cooler conditions.

More about Great Falls

  • Start your Great Falls trip right by choosing the perfect place to stay. As soon as you've booked your flight from Seattle to Great Falls International Airport, check out our range of accommodation options including:

  • There are so many things to see and do in this city, it can be difficult to know where to start. Lewis & Clark National Historic Trail Interpretive Centre, Great Falls Dam View and St. Ann Cathedral are leading attractions which should feature on any good Great Falls itinerary.

Explore more of the United States

  • Billings is just one of the many cities in the United States waiting to be discovered once you've seen the sights of Great Falls. Around 290 kilometres away to the south-east, well-known attractions include Museum of Women's History, St. Patrick's Co-Cathedral and Yellowstone Art Museum.

  • Around 209 kilometres west of Great Falls, Missoula is another essential stop in the United States. Start your sightseeing at Mt Jumbo Trailhead, Mt Jumbo and Street Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.