Menu

Cheap flights from Ontario to Great Falls (ONT - GTF)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

ONT - GTF
Price
$232 - $508
GTF
Temperature
37.4 - 86 °F
GTF
Rainfall
0.4 - 2.7 inches
Popular in August High demand for flights, 35% potential price rise
Cheapest in October Best time to find cheap flights, 30% potential price drop
Average price $315 Average for round-trip flights in May 2020
Round-trip from $232 From Ontario to Great Falls
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.

Related info for your journey

Useful info, stats and facts about Ontario to Great Falls flights.

Flight FAQs

From Ontario to Great Falls

Are flight prices decreasing from Ontario to Great Falls due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Ontario and Great Falls for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What is the cheapest airline for this route?

SkyWest Airlines offers the cheapest flights from Ontario to Great Falls. Per day you can find on average 80 flights for this route and airline.

Does it rain more in Ontario or Great Falls?

The rainfall in Ontario is generally more than the rainfall in Great Falls. This will continue over the next 4 days.

Is Ontario weather warmer or cooler than Great Falls?

With an average temperature of 95 °F, peak weather can be found in July. As a traveler, expect to see changes in flight prices during that period. The temperatures in Great Falls are colder than in Ontario.

Alternative routes for Ontario to Great Falls

Destination information for Great Falls

Things to know before you go. Useful info for your trip from Ontario to Great Falls
Average temperature for May in Great Falls
66.2 °F
Avg rainfall for May in Great Falls
2.2 ″

Airports servicing Ontario

Airports servicing Great Falls