ONT

$110 Find Cheap Flights from Montana to Ontario - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ontario departing on 9/13. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Montana to Ontario

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Montana to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Montana to Ontario

Wed, Jan 13 - Sat, Jan 16
Alaska Airlines Logo
6:33 am - 11:09 am
FCA
-
ONT
5h 36m
1 stop
Alaska Airlines Logo
4:00 pm - 11:59 pm
ONT
-
FCA
6h 59m
1 stop
$287Alaska Airlines
Fri, Sep 4 - Sun, Sep 6
Delta Logo
5:15 am - 8:52 am
FCA
-
ONT
4h 37m
1 stop
Delta Logo
6:00 am - 11:09 am
ONT
-
FCA
4h 09m
1 stop
$307Delta
Thu, Sep 17 - Wed, Sep 23
Alaska Airlines Logo
8:21 pm - 11:16 am
FCA
-
ONT
15h 55m
1 stop
Alaska Airlines Logo
3:14 pm - 10:56 pm
ONT
-
FCA
6h 42m
1 stop
$308Alaska Airlines
Thu, Oct 29 - Mon, Nov 2
Alaska Airlines Logo
7:45 pm - 11:45 pm
FCA
-
ONT
5h 00m
1 stop
Alaska Airlines Logo
6:00 am - 12:20 pm
ONT
-
FCA
5h 20m
1 stop
$314Alaska Airlines
Fri, Aug 28 - Sun, Aug 30
United Airlines Logo
4:25 pm - 10:59 pm
BZN
-
ONT
7h 34m
1 stop
United Airlines Logo
5:00 am - 1:24 pm
ONT
-
BZN
7h 24m
1 stop
$321United Airlines
Fri, Aug 21 - Sun, Aug 23
United Airlines Logo
4:17 pm - 10:59 pm
FCA
-
ONT
7h 42m
1 stop
United Airlines Logo
8:50 am - 3:21 pm
ONT
-
FCA
5h 31m
1 stop
$321United Airlines
Sun, Oct 25 - Sat, Oct 31
Delta Logo
5:30 am - 8:55 am
BZN
-
ONT
4h 25m
1 stop
Delta Logo
6:00 am - 12:07 pm
ONT
-
BZN
5h 07m
1 stop
$321Delta
Thu, Jan 28 - Fri, Jan 29
Delta Logo
7:00 pm - 11:48 pm
BZN
-
ONT
5h 48m
1 stop
Delta Logo
5:05 pm - 12:10 am
ONT
-
BZN
6h 05m
1 stop
$321Delta
Fri, Oct 2 - Thu, Oct 8
Multiple Airlines Logo
10:22 pm - 9:09 am
BIL
-
ONT
11h 47m
1 stop
Multiple Airlines Logo
9:12 pm - 9:32 pm
ONT
-
BIL
23h 20m
1 stop
$344Multiple Airlines
Thu, Sep 17 - Sun, Sep 20
Multiple Airlines Logo
9:49 pm - 4:59 pm
MSO
-
ONT
20h 10m
1 stop
Multiple Airlines Logo
8:00 am - 8:59 pm
ONT
-
MSO
11h 59m
1 stop
$441Multiple Airlines
Useful Info

Good to know

Low season

January

Cheapest flight

$110
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from Bozeman to Ontario

FAQs for booking flights from Montana to Ontario

  • How does KAYAK find such low prices on flights from Montana to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Montana to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Montana to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Montana is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Montana to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Montana with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Montana to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Montana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Ontario (ONT)