$109 Cheap Flights from Oakland (OAK) to Great Falls (GTF)

View $109 flight on Tue, Feb 3, 2026Opens in a new window

Popular airlines from Oakland Intl. Airport (OAK) to Great Falls, MT (GTF-Great Falls Intl.)

Cheap Flights from Oakland to Great Falls (OAK-GTF)

Prices were available within the past 7 days and start at $109 for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Feb 3 - Sat, Feb 14
OAK
Oakland
GTF
Great Falls
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Feb 3 from Oakland to Great Falls, returning Sat, Feb 14, priced at $228 found 2 days ago
Delta
Tue, Jan 20 - Tue, Jan 27
OAK
Oakland
GTF
Great Falls
$228 Roundtrip, found 1 day ago
$228
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jan 20 from Oakland to Great Falls, returning Tue, Jan 27, priced at $228 found 1 day ago
Alaska Airlines
Mon, Feb 2 - Sat, Feb 14
OAK
Oakland
GTF
Great Falls
$238 Roundtrip, found 2 days ago
$238
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Feb 2 from Oakland to Great Falls, returning Sat, Feb 14, priced at $238 found 2 days ago
Hawaiian Airlines
Tue, Jan 20 - Sat, Jan 24
OAK
Oakland
GTF
Great Falls
$240 Roundtrip, found 1 day ago
$240
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Jan 20 from Oakland to Great Falls, returning Sat, Jan 24, priced at $240 found 1 day ago
Delta
Sun, Jan 18 - Thu, Jan 22
OAK
Oakland
GTF
Great Falls
$248 Roundtrip, found 1 day ago
$248
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Jan 18 from Oakland to Great Falls, returning Thu, Jan 22, priced at $248 found 1 day ago
Hawaiian Airlines
Thu, Jan 22 - Sat, Jan 24
OAK
Oakland
GTF
Great Falls
$250 Roundtrip, found 1 day ago
$250
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Thu, Jan 22 from Oakland to Great Falls, returning Sat, Jan 24, priced at $250 found 1 day ago
Hawaiian Airlines
Sat, Jan 17 - Sat, Jan 24
OAK
Oakland
GTF
Great Falls
$252 Roundtrip, found 1 day ago
$252
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, Jan 17 from Oakland to Great Falls, returning Sat, Jan 24, priced at $252 found 1 day ago
Hawaiian Airlines
Tue, Jan 27 - Sat, Feb 7
OAK
Oakland
GTF
Great Falls
$255 Roundtrip, found 2 days ago
$255
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Jan 27 from Oakland to Great Falls, returning Sat, Feb 7, priced at $255 found 2 days ago
Hawaiian Airlines
Thu, Jan 22 - Fri, Jan 23
OAK
Oakland
GTF
Great Falls
$260 Roundtrip, found 1 day ago
$260
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Thu, Jan 22 from Oakland to Great Falls, returning Fri, Jan 23, priced at $260 found 1 day ago
Hawaiian Airlines
Fri, Jan 16 - Sat, Jan 24
OAK
Oakland
GTF
Great Falls
$262 Roundtrip, found 1 day ago
$262
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Fri, Jan 16 from Oakland to Great Falls, returning Sat, Jan 24, priced at $262 found 1 day ago

Alternative airports near Great Falls

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Great Falls Intl. GTF. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $672
GTF
Great Falls Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $672
Flights from Oakland (OAK) to Great Falls (GTF)
Origin airport
Oakland Intl.
Destination airport
Great Falls Intl.
Airlines serving
Alaska Airlines, Delta, Hawaiian Airlines
Roundtrip price
$228
Distance
870 mi

Oakland to Great Falls Flights

The cheapest times to fly from Oakland to Great Falls

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Oakland to Great Falls are during the month of February. You can find some of the cheapest flights from Oakland to Great Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oakland to Great Falls

Sunday is one of the best days to book for cheap flights from Oakland to Great Falls: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Oakland to Great Falls

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Oakland to Great Falls in 2026. You can also book with separate airlines for your outbound and return journeys, from $109 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Oakland to Great Falls flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Oakland to Great Falls airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Oakland Intl. Airport (OAK) to Great Falls Intl. Airport (GTF) cost?
Secure a cheap one-way flight from $109 or cheap return flight from $228 from Oakland Intl. Airport (OAK) to Great Falls Intl. Airport (GTF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Oakland Intl. Airport (OAK) to Great Falls Intl. Airport (GTF)?
The cheapest month to fly from OAK to GTF is February, when demand is low. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Oakland Intl. Airport (OAK) to Great Falls Intl. Airport (GTF)?
To find the cheapest airline that'll fly you from OAK to GTF, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Oakland Intl. Airport (OAK) to Great Falls Intl. Airport (GTF)?
You'll have to catch a flight with a layover if you're traveling from Oakland Intl. Airport (OAK) to Great Falls Intl. Airport (GTF). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from OAK to GTF?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Oakland Intl. Airport (OAK) to Great Falls Intl. Airport (GTF)?
To land at Great Falls Intl. Airport (GTF) without delays, choose a flight that leaves from Oakland Intl. Airport (OAK) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Oakland Intl. Airport (OAK) to Great Falls Intl. Airport (GTF) last-minute?
Holding off until right before your break to book your flight from OAK to GTF generally means paying more. While it's possible to find some last-minute deals, they're not always guaranteed. Be flexible with your travel plans to maximize your chances of scoring a bargain.
Is it cheaper to book an OAK to GTF flight and hotel package?
Booking an OAK to GTF flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Oakland Intl. Airport (OAK) to Great Falls Intl. Airport (GTF)?
If you booked your OAK to GTF flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.