Cheap flight tickets from San Francisco International to Great Falls International

Compare San Francisco International to Great Falls International flight deals

Find the cheapest month or even day of the year to fly to Great Falls International

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Flight deals from San Francisco International to Great Falls International

Looking for a cheap last-minute deal or the best return flight from San Francisco International Airport to Great Falls International Airport? If you want to travel next month, return fares start from RM1,378. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Francisco International to Great Falls International

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

San Francisco International to Great Falls International: Alternative routes

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

San Francisco to Great Falls: Flight information

The things to know before you go.
Cheapest flight foundRM747
Cheapest month to flyMay

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

The best price we found for a return flight from San Francisco International to Great Falls International is RM1,376. 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 San Francisco International to Great Falls International. But we found flights with one or more stops from RM1,376.
As of April 2026, there are no flights flying from San Francisco International to Great Falls International.
The cheapest month to fly from San Francisco International to Great Falls International is usually June.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Francisco International Airport to Great Falls International Airport on Wednesday, 3 June 2026.
No airlines currently offer direct flights between San Francisco International Airport and Great Falls International 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 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.
Currently, Delta offers the cheapest flight tickets to Great Falls International.

Travelling from San Francisco International Airport (SFO) to Great Falls International Airport (GTF): what you need to know

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Be at the airport with enough time to board your SFO to GTF flight.

  • You'll likely experience longer lines during popular months such as August. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a good idea.

  • We make it a breeze to book a flight with a stopover. To see your options for tickets from San Francisco International Airport to Great Falls International Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to tour the city of your choice. Stopovers between SFO and GTF include:

    • Salt Lake City International Airport

    • Denver International Airport

    • Minneapolis-St. Paul International Airport

How to find the cheapest flights from San Francisco International Airport (SFO) to Great Falls International Airport (GTF)

  • The lowest price we've seen for a one-way San Francisco International Airport to Great Falls International Airport flight is RM747. A round-trip ticket right now is RM1,376. Depending on the availability and when you book, these fares can change.

  • Don't leave everything to the last minute. You're more likely to get cheap tickets from SFO to GTF if you book ahead. Airlines often offer some terrific early bird discounts.

  • The 'Whole month' search function shows you the cheapest flights from San Francisco International Airport to Great Falls International Airport throughout the entire month. It's a great way to find a bargain if your plans aren't set in stone.

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

  • Choose your preferred arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from San Francisco International Airport to Great Falls International Airport.

Handy information about San Francisco International Airport (SFO)

  • Of all flights departing from San Francisco International Airport, 77.36% touch down on time at their destination.

  • San Francisco International Airport is about 21 kilometres from central San Francisco. If you're catching a cab, ride-sharing or driving from the centre, it'll take 20 minutes or so to get there, depending on the traffic.

  • Catching public transport? Expect a trip time of around 45 minutes.

  • Need a convenient hotel close to SFO? If you're boarding an early flight from San Francisco International Airport to Great Falls International Airport, these accommodation options will have you sleeping moments from your departure lounge:

Arriving at Great Falls International Airport (GTF)

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

  • The address for GTF is 2800 Terminal Drive.

  • From Great Falls International Airport, Great Falls is approximately 8 kilometres away. It takes around 10 minutes to reach the centre driving.

  • It takes around 4 hours to get there by public transport.

When to fly to Great Falls International Airport (GTF)

  • August is the most popular month for flights from San Francisco International Airport to Great Falls International Airport. To escape the crowds, visit Great Falls in February.

  • The warmest month in Great Falls is July, with temperatures ranging between 11ºC (52ºF) and 33ºC (91ºF). Lock in your flights from San Francisco International Airport to Great Falls International Airport in this month if you like this kind of weather.

  • February sees average temperatures of between -21ºC (-6ºF) and 8ºC (46ºF). Look for cheap tickets from SFO to GTF sometime around then if you want to travel in cooler conditions.

Explore more of United States

  • Great Falls has plenty to offer, but there are so many other parts of United States you should also see. Around 467 kilometres west of Great Falls, a trip to Spokane will keep you busy. Start with leading attractions like Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

  • Around 290 kilometres south-east of Great Falls, Billings is another essential stop in United States. Start your sightseeing at Pictograph Cave State Park, Moss Mansion and Yellowstone Art Museum.

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