$575 Find Cheap Flights from Ontario to Helena

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to Helena departing on 4/15. 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 Ontario to Helena

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Helena 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 Ontario to Helena

Wed, Apr 15 - Sat, Apr 18
Alaska Airlines Logo
4:55 pm - 5:45 pm
YYZ
-
HLN
26h 50m
1 stop
Alaska Airlines Logo
6:22 pm - 3:45 pm
HLN
-
YYZ
19h 23m
1 stop
$575Alaska Airlines
Wed, Apr 15 - Sat, Apr 18
Alaska Airlines Logo
4:55 pm - 5:45 pm
YYZ
-
HLN
26h 50m
1 stop
Alaska Airlines Logo
6:22 pm - 3:45 pm
HLN
-
YYZ
19h 23m
1 stop
$578Alaska Airlines
Wed, Apr 15 - Sat, Apr 18
Alaska Airlines Logo
4:55 pm - 5:45 pm
YYZ
-
HLN
26h 50m
1 stop
Alaska Airlines Logo
6:22 pm - 3:45 pm
HLN
-
YYZ
19h 23m
1 stop
$614Alaska Airlines
Wed, Apr 15 - Sat, Apr 18
Alaska Airlines Logo
4:55 pm - 5:45 pm
YYZ
-
HLN
26h 50m
1 stop
Alaska Airlines Logo
6:22 pm - 3:45 pm
HLN
-
YYZ
19h 23m
1 stop
$628Alaska Airlines
Wed, Apr 15 - Sat, Apr 18
United Airlines Logo
11:00 am - 9:33 pm
YYZ
-
HLN
12h 33m
2 stops
United Airlines Logo
6:15 am - 3:14 pm
HLN
-
YYZ
6h 59m
1 stop
$666United Airlines
Wed, Apr 15 - Sat, Apr 18
United Airlines Logo
7:00 am - 1:39 pm
YYZ
-
HLN
8h 39m
2 stops
United Airlines Logo
2:25 pm - 10:04 am
HLN
-
YYZ
17h 39m
2 stops
$668United Airlines
Wed, Apr 15 - Sat, Apr 18
United Airlines Logo
7:00 am - 9:33 pm
YYZ
-
HLN
16h 33m
2 stops
United Airlines Logo
6:15 am - 3:14 pm
HLN
-
YYZ
6h 59m
1 stop
$670United Airlines
Wed, Apr 15 - Sat, Apr 18
Alaska Airlines Logo
4:55 pm - 5:45 pm
YYZ
-
HLN
26h 50m
1 stop
Alaska Airlines Logo
6:22 pm - 3:45 pm
HLN
-
YYZ
19h 23m
1 stop
$677Alaska Airlines
Wed, Apr 15 - Sat, Apr 18
United Airlines Logo
8:50 am - 9:33 pm
YYZ
-
HLN
14h 43m
2 stops
United Airlines Logo
2:25 pm - 12:26 pm
HLN
-
YYZ
20h 01m
2 stops
$680United Airlines
Wed, Apr 15 - Sat, Apr 18
United Airlines Logo
11:00 am - 9:33 pm
YYZ
-
HLN
12h 33m
2 stops
United Airlines Logo
6:15 am - 3:14 pm
HLN
-
YYZ
6h 59m
1 stop
$694United Airlines
Useful Info

FAQs for booking flights from Ontario to Helena

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

    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 Ontario to Helena.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from Ontario 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 Ontario to Helena?

    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 Helena with an airline and back to Ontario with another airline.

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

    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 Helena from Ontario 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 Helena

Information on the airport you'll fly into in Helena

Helena (HLN)