₹14,854 Cheap Flights from Ontario (ONT) to Great Falls (GTF)

View ₹14,854 flight on Wed, 3 Jun 2026Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Great Falls, MT (GTF-Great Falls Intl.)

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Cheap Flights from Ontario (ONT) to Great Falls (GTF)

Prices were available within the past 7 days and start at ₹14,854 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a flight from Los Angeles - Ontario Intl. Airport (ONT) to GTF?
Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Los Angeles - Ontario Intl. Airport (ONT) to Great Falls Intl. Airport (GTF) start from . Book ASAP to secure the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ONT to Great Falls Intl. Airport (GTF)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from ONT to Great Falls Intl. Airport (GTF) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ONT to GTF flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Los Angeles - Ontario Intl. Airport (ONT) to Great Falls Intl. Airport (GTF)?
The flight distance between ONT (ONT) and GTF (GTF) is 1,600 kilometres. Work your way through your travel song playlist or read a good book and the trip will whiz by.
Which airlines fly direct from Ontario Airport to Great Falls Intl. Airport?
Flying directly between Ontario Airport and Great Falls Intl. Airport (GTF) isn't possible at present. However, you'll still be able to book a flight to Great Falls with at least one stop.
Are Ontario Airport to GTF flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Los Angeles - Ontario Intl. Airport (ONT) to Great Falls Intl. Airport can be hit-or-miss. You might be lucky and score a bargain, but you could also miss out completely! If you'd prefer to start planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines advertise their prices so far in advance. Our top tip? Check back often as prices are updated frequently.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Great Falls Intl.
Distance
1571 km
*Available to Expedia members.