$418 Cheap Flights from Great Falls (GTF) to South Bend (SBN)

View $418 flight on Sat, Jul 18, 2026Opens in a new window

Popular airlines from Great Falls, MT (GTF-Great Falls Intl.) to South Bend Intl. Airport (SBN)

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Cheap Flights from Great Falls to South Bend (GTF-SBN)

Prices were available within the past 7 days and start at $418 for one-way flights and $383 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Nov 5 - Sat, Nov 15
GTF
Great Falls
SBN
South Bend
$383 Roundtrip, found 6 days ago
$383
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Nov 5 from Great Falls to South Bend, returning Sat, Nov 15, priced at $383 found 6 days ago
Delta
Sun, Nov 9 - Sat, Nov 15
GTF
Great Falls
SBN
South Bend
$452 Roundtrip, found 6 days ago
$452
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Nov 9 from Great Falls to South Bend, returning Sat, Nov 15, priced at $452 found 6 days ago
Delta
Wed, Nov 5 - Wed, Nov 12
GTF
Great Falls
SBN
South Bend
$497 Roundtrip, found 6 days ago
$497
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Nov 5 from Great Falls to South Bend, returning Wed, Nov 12, priced at $497 found 6 days ago
Delta
Wed, Nov 5 - Tue, Nov 11
GTF
Great Falls
SBN
South Bend
$522 Roundtrip, found 6 days ago
$522
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Nov 5 from Great Falls to South Bend, returning Tue, Nov 11, priced at $522 found 6 days ago
Delta
Wed, Nov 5 - Sun, Nov 16
GTF
Great Falls
SBN
South Bend
$552 Roundtrip, found 6 days ago
$552
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Nov 5 from Great Falls to South Bend, returning Sun, Nov 16, priced at $552 found 6 days ago
United
Fri, Nov 7 - Sat, Nov 15
GTF
Great Falls
SBN
South Bend
$572 Roundtrip, found 6 days ago
$572
Roundtrip
found 6 days ago
Select United flight, departing Fri, Nov 7 from Great Falls to South Bend, returning Sat, Nov 15, priced at $572 found 6 days ago
Delta
Wed, Nov 5 - Fri, Nov 14
GTF
Great Falls
SBN
South Bend
$606 Roundtrip, found 6 days ago
$606
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Nov 5 from Great Falls to South Bend, returning Fri, Nov 14, priced at $606 found 6 days ago
Delta
Sat, Nov 8 - Wed, Nov 12
GTF
Great Falls
SBN
South Bend
$622 Roundtrip, found 6 days ago
$622
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Nov 8 from Great Falls to South Bend, returning Wed, Nov 12, priced at $622 found 6 days ago
Delta
Thu, Nov 6 - Sat, Nov 15
GTF
Great Falls
SBN
South Bend
$632 Roundtrip, found 6 days ago
$632
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Nov 6 from Great Falls to South Bend, returning Sat, Nov 15, priced at $632 found 6 days ago
Delta
Tue, Nov 4 - Mon, Nov 17
GTF
Great Falls
SBN
South Bend
$637 Roundtrip, found 6 days ago
$637
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Nov 4 from Great Falls to South Bend, returning Mon, Nov 17, priced at $637 found 6 days ago
Flights from Great Falls (GTF) to South Bend (SBN)
Origin airport
Great Falls Intl.
Destination airport
South Bend Intl.
Airlines serving
Delta, United
Roundtrip price
$383
Distance
1288 mi

Great Falls to South Bend Flights

The cheapest times to fly from Great Falls to South Bend

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 Great Falls to South Bend are during the month of November. You can find some of the cheapest flights from Great Falls to South Bend with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Great Falls to South Bend

Sunday is one of the best days to book for cheap flights from Great Falls to South Bend: 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 Great Falls to South Bend

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 Great Falls to South Bend in 2025. You can also book with separate airlines for your outbound and return journeys, from $418 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 Great Falls to South Bend 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 Great Falls to South Bend 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 Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN) cost?
Get a cheap one-way flight from $418 or cheap return flight from $383 from Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN) 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 Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN)?
Flying in November is a good way to save, as it's the cheapest month for flights between GTF and SBN. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from GTF to SBN. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN)?
There aren't any daily direct flights from Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from GTF to SBN?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, time of year 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 Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN)?
Opt for a flight from Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN) that leaves before 3 PM to reduce the risk of cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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 Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN) last-minute?
Booking your plane ticket from GTF to SBN right before your journey is typically more expensive. But if there's some wiggle room with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a GTF to SBN flight and hotel package?
Compared with arranging flights and hotels separately, booking a GTF to SBN flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Great Falls Intl. Airport (GTF) to South Bend Intl. Airport (SBN)?
If you booked your GTF to SBN flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.