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Cheap flights from Ontario to Helena from $200

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Helena departing on 6/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ontario to Helena

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Ontario to Helena.
Alaska Airlines Logo
7:20 pm - 3:31 pmONT-HLN
19h 11m1 stop
Alaska Airlines Logo
4:11 pm - 10:46 pmHLN-ONT
7h 35m1 stop
$324Alaska Airlines
Find Deal
Fri, May 23 - Tue, May 27
Alaska Airlines Logo
7:20 pm - 3:31 pmONT-HLN
19h 11m1 stop
Alaska Airlines Logo
4:11 pm - 11:57 pmHLN-ONT
8h 46m2 stops
$399Alaska Airlines
Find Deal
Fri, May 23 - Tue, May 27
 Logo
7:20 pm - 3:31 pmONT-HLN
19h 11m1 stop
 Logo
4:11 pm - 10:46 pmHLN-ONT
7h 35m1 stop
Mon, May 19 - Tue, May 27
United Airlines Logo
5:10 am - 2:02 pmONT-HLN
7h 52m1 stop
United Airlines Logo
2:39 pm - 9:04 pmHLN-ONT
7h 25m1 stop
$454United Airlines
Find Deal
Sat, Jun 21 - Tue, Jun 24
United Airlines Logo
5:10 am - 4:55 pmONT-HLN
10h 45m1 stop
United Airlines Logo
2:34 pm - 8:54 pmHLN-ONT
7h 20m1 stop
$467United Airlines
Find Deal
Wed, Jun 25 - Sun, Jun 29
United Airlines Logo
5:05 am - 9:15 pmONT-HLN
15h 10m1 stop
United Airlines Logo
6:25 am - 12:31 pmHLN-ONT
7h 06m1 stop
$492United Airlines
Find Deal
Mon, May 19 - Mon, May 26
United Airlines Logo
5:05 am - 9:15 pmONT-HLN
15h 10m1 stop
United Airlines Logo
6:25 am - 12:31 pmHLN-ONT
7h 06m1 stop
$498United Airlines
Find Deal
Mon, May 19 - Tue, May 27
Delta Logo
6:00 am - 12:21 pmONT-HLN
5h 21m1 stop
Delta Logo
1:01 pm - 10:35 pmHLN-ONT
10h 34m2 stops
$814Delta
Find Deal
Mon, May 19 - Mon, May 26
Delta Logo
4:57 pm - 10:16 pmONT-HLN
4h 19m1 stop
Delta Logo
5:45 am - 9:11 amHLN-ONT
4h 26m1 stop
$859Delta
Find Deal
Wed, May 7 - Sun, May 11
 Logo
5:10 am - 2:02 pmONT-HLN
7h 52m1 stop
 Logo
4:09 pm - 11:59 pmHLN-ONT
8h 50m2 stops
Sat, Jun 21 - Tue, Jun 24

Alaska Airlines flights from Ontario to Helena

Our best Alaska Airlines deals on Ontario to Helena flight tickets
Alaska Airlines
May 23
ONT7:20 pmOntario
19h 11m
1 stop
HLN3:31 pmHelena
May 27
HLN4:11 pmHelena
7h 35m
1 stop
ONT10:46 pmOntario
Alaska Airlines
May 23
ONT7:20 pmOntario
19h 11m
1 stop
HLN3:31 pmHelena
May 27
HLN4:11 pmHelena
8h 46m
2 stops
ONT11:57 pmOntario
Alaska Airlines
May 23
ONT10:00 amOntario
28h 31m
2 stops
HLN3:31 pmHelena
May 27
HLN4:11 pmHelena
8h 46m
2 stops
ONT11:57 pmOntario

Delta flights from Ontario to Helena

Our best Delta deals on Ontario to Helena flight tickets
Delta
May 19
ONT6:00 amOntario
5h 21m
1 stop
HLN12:21 pmHelena
May 26
HLN1:01 pmHelena
10h 34m
2 stops
ONT10:35 pmOntario
Delta
May 7
ONT4:57 pmOntario
4h 19m
1 stop
HLN10:16 pmHelena
May 11
HLN5:45 amHelena
4h 26m
1 stop
ONT9:11 amOntario
Delta
May 14
ONT6:00 amOntario
5h 21m
1 stop
HLN12:21 pmHelena
May 18
HLN5:45 amHelena
7h 30m
1 stop
ONT12:15 pmOntario

See travel insights to Helena from

How to get the cheapest flight ticket from Ontario to Helena

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Helena?

The cheapest day to depart from Ontario to Helena is on a Friday. Travelers who choose to depart for Helena on a Friday will often find tickets for as low as $431. The most expensive day to fly to Helena is Wednesday, with ticket prices averaging around $497.

What is the cheapest time of day to depart on your flight to Helena?

According to our data, the cheapest time of day to fly to Helena is in the afternoon. momondo users have found flights departing from Ontario to Helena in the afternoon for as low as $393. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Helena is at noon when prices are around $611.

When to book flights from Ontario to Helena

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Helena according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Helena (ONT to HLN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Helena

Best Price Found

$200

Fastest flight time

4h 19m

Direct flights

None

Airports in Helena

1 airport
The best one-way flight to Helena from Ontario in the past 72 hours is $200. The best round-trip flight deal from Ontario to Helena found on momondo in the last 72 hours is $324.
The fastest flight from Ontario to Helena takes 4h 19m
There are no direct flights from Ontario to Helena. Popular non-direct route for this connection is Ontario Airport - Helena Airport.
There is 1 airport near Helena: Helena (HLN)

  • How far is Ontario to Helena by plane?

    The straight-line distance from Ontario to Helena is 913.6 mi. In terms of flight time, this usually takes a little over 4h 19m.

  • When did momondo last update prices for flights from Ontario Airport to Helena Airport?

    Prices for flights from Ontario Airport to Helena Airport were last updated today.

  • How old do you have to be to fly from Ontario Airport to Helena Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Helena Airport.

  • What documentation or ID do you need to fly to Helena Airport?

    The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Helena?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Helena. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Helena with flexible booking policies on momondo?

Flights from Ontario to Helena with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to Helena?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helena from Ontario.

I’m not ready to book a flight from Ontario to Helena right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Helena flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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