ONT

$136 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 6/30. 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

Fri, Oct 23 - Sun, Nov 1
Delta Logo
5:45 am - 9:07 am
BZN
-
ONT
4h 22m
1 stop
Delta Logo
1:00 pm - 5:55 pm
ONT
-
BZN
3h 55m
1 stop
$271Delta
Mon, Oct 19 - Tue, Oct 20
Delta Logo
5:25 am - 9:07 am
FCA
-
ONT
4h 42m
1 stop
Delta Logo
5:05 pm - 11:07 pm
ONT
-
FCA
5h 02m
1 stop
$277Delta
Thu, Aug 27 - Sun, Aug 30
Multiple Airlines Logo
9:52 pm - 9:27 pm
MSO
-
ONT
24h 35m
1 stop
Multiple Airlines Logo
11:15 am - 9:02 pm
ONT
-
MSO
8h 47m
1 stop
$287Multiple Airlines
Thu, Aug 27 - Sun, Aug 30
Multiple Airlines Logo
9:52 pm - 9:27 pm
MSO
-
ONT
24h 35m
1 stop
Multiple Airlines Logo
11:15 am - 9:02 pm
ONT
-
MSO
8h 47m
1 stop
$288Multiple Airlines
Sat, Oct 24 - Tue, Oct 27
Alaska Airlines Logo
8:00 am - 1:21 pm
BZN
-
ONT
6h 21m
1 stop
Alaska Airlines Logo
7:23 am - 1:22 pm
ONT
-
BZN
4h 59m
1 stop
$311Alaska Airlines
Wed, Aug 12 - Mon, Aug 17
Alaska Airlines Logo
3:05 pm - 11:11 pm
BZN
-
ONT
9h 06m
1 stop
Alaska Airlines Logo
5:26 pm - 9:46 am
ONT
-
BZN
15h 20m
1 stop
$325Alaska Airlines
Tue, Jul 21 - Sat, Jul 25
Southwest Logo
7:00 pm - 10:50 pm
BZN
-
ONT
4h 50m
1 stop
Southwest Logo
1:25 pm - 10:55 pm
ONT
-
BZN
8h 30m
2 stops
$330Southwest
Thu, Aug 13 - Sun, Aug 16
United Airlines Logo
4:25 pm - 10:59 pm
BZN
-
ONT
7h 34m
1 stop
United Airlines Logo
9:01 am - 3:19 pm
ONT
-
BZN
5h 18m
1 stop
$351United Airlines
Wed, Oct 21 - Fri, Oct 23
Southwest Logo
6:30 am - 2:00 pm
BZN
-
ONT
8h 30m
2 stops
Southwest Logo
3:40 pm - 10:20 pm
ONT
-
BZN
5h 40m
1 stop
$360Southwest
Sun, Sep 6 - Sat, Sep 12
United Airlines Logo
2:35 pm - 8:53 pm
HLN
-
ONT
7h 18m
1 stop
United Airlines Logo
5:00 am - 1:45 pm
ONT
-
HLN
7h 45m
1 stop
$418United Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$136
Best time to beat the crowds with an average 3% drop in price.
Most popular time to fly and prices are also 3% lower on average.
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)