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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Helena Airport.

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

The travel and health documents required for your trip to Helena Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$605 Cheap Flights from Ontario to Helena in 2026

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Find the cheapest flights from Ontario to Helena

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:45 am - 9:20 pm

YYZ

HLN

12h 35m

1 stop

6:15 am - 9:32 pm

HLN

YYZ

13h 17m

1 stop

$605United Airlines

Tue, Jun 2 - Fri, Jun 5

10:15 am - 9:20 pm

YYZ

HLN

13h 05m

2 stops

6:15 am - 11:54 pm

HLN

YYZ

15h 39m

2 stops

$620United Airlines

Thu, Jun 4 - Fri, Jun 5

6:15 am - 10:33 pm

YYZ

HLN

18h 18m

2 stops

5:45 am - 9:55 pm

HLN

YYZ

14h 10m

2 stops

$627Delta

Sun, May 31 - Thu, Jun 4

11:00 am - 9:20 pm

YYZ

HLN

12h 20m

2 stops

6:15 am - 9:32 pm

HLN

YYZ

13h 17m

1 stop

$650United Airlines

Wed, Jun 3 - Thu, Jun 4

6:15 am - 10:33 pm

YYZ

HLN

18h 18m

2 stops

5:25 am - 4:35 pm

HLN

YYZ

9h 10m

1 stop

$658Delta

Sun, May 31 - Sun, Jun 7

6:15 am - 10:33 pm

YYZ

HLN

18h 18m

2 stops

5:45 am - 4:35 pm

HLN

YYZ

8h 50m

1 stop

$696Delta

Sun, May 31 - Thu, Jun 4

6:15 am - 10:33 pm

YYZ

HLN

18h 18m

2 stops

1:03 pm - 11:19 am

HLN

YYZ

20h 16m

2 stops

$699Delta

Sun, May 31 - Fri, Jun 5

10:45 am - 9:20 pm

YYZ

HLN

12h 35m

1 stop

6:15 am - 3:14 pm

HLN

YYZ

6h 59m

1 stop

$722United Airlines

Sun, May 31 - Wed, Jun 3

4:55 pm - 4:06 pm

YYZ

HLN

25h 11m

1 stop

4:43 pm - 3:45 pm

HLN

YYZ

21h 02m

1 stop

$759Alaska Airlines

Mon, Jun 1 - Sat, Jun 6

10:45 am - 9:20 pm

YYZ

HLN

12h 35m

1 stop

6:15 am - 11:23 pm

HLN

YYZ

15h 08m

1 stop

$768United Airlines

Sun, May 31 - Mon, Jun 8

United Airlines flights from Region of Ontario to Helena

Our best United Airlines deals on Region of Ontario to Helena flight tickets

United Airlines

Jun 2

YYZ10:45 amToronto Pearson Intl

12h 35m

1 stop

HLN9:20 pmHelena

Jun 5

HLN6:15 amHelena

13h 17m

1 stop

YYZ9:32 pmToronto Pearson Intl

$605

United Airlines

Jun 4

YYZ10:15 amToronto Pearson Intl

13h 05m

2 stops

HLN9:20 pmHelena

Jun 5

HLN6:15 amHelena

15h 39m

2 stops

YYZ11:54 pmToronto Pearson Intl

$620

United Airlines

Jun 3

YYZ11:00 amToronto Pearson Intl

12h 20m

2 stops

HLN9:20 pmHelena

Jun 4

HLN6:15 amHelena

13h 17m

1 stop

YYZ9:32 pmToronto Pearson Intl

$650

Delta flights from Region of Ontario to Helena

Our best Delta deals on Region of Ontario to Helena flight tickets

Delta

May 31

YYZ6:15 amToronto Pearson Intl

18h 18m

2 stops

HLN10:33 pmHelena

Jun 4

HLN5:45 amHelena

14h 10m

2 stops

YYZ9:55 pmToronto Pearson Intl

$627

Delta

May 31

YYZ6:15 amToronto Pearson Intl

18h 18m

2 stops

HLN10:33 pmHelena

Jun 7

HLN5:25 amHelena

9h 10m

1 stop

YYZ4:35 pmToronto Pearson Intl

$658

Delta

May 31

YYZ6:15 amToronto Pearson Intl

18h 18m

2 stops

HLN10:33 pmHelena

Jun 4

HLN5:45 amHelena

8h 50m

1 stop

YYZ4:35 pmToronto Pearson Intl

$696

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Tue 6/2

10:45 am-9:20 pm

1 stop12h 35m

Helena

Fri 6/5

6:15 am-9:32 pm

1 stop13h 17m

$605

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Thu 6/4

10:15 am-9:20 pm

2 stops13h 05m

Helena

Fri 6/5

6:15 am-11:54 pm

2 stops15h 39m

$620

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Sun 5/31

6:15 am-10:33 pm

2 stops18h 18m

Helena

Thu 6/4

5:45 am-9:55 pm

2 stops14h 10m

$627

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 6/3

11:00 am-9:20 pm

2 stops12h 20m

Helena

Thu 6/4

6:15 am-9:32 pm

1 stop13h 17m

$650

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Sun 5/31

6:15 am-10:33 pm

2 stops18h 18m

Helena

Sun 6/7

5:25 am-4:35 pm

1 stop9h 10m

$658

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Sun 5/31

6:15 am-10:33 pm

2 stops18h 18m

Helena

Thu 6/4

5:45 am-4:35 pm

1 stop8h 50m

$696

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Sun 5/31

6:15 am-10:33 pm

2 stops18h 18m

Helena

Fri 6/5

1:03 pm-11:19 am

2 stops20h 16m

$699

Quickest round-trip

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Sun 5/31

10:45 am-9:20 pm

1 stop12h 35m

Helena

Wed 6/3

6:15 am-3:14 pm

1 stop6h 59m

$722

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Mon 6/1

4:55 pm-4:06 pm

1 stop25h 11m

Helena

Sat 6/6

4:43 pm-3:45 pm

1 stop21h 02m

$759

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Sun 5/31

10:45 am-9:20 pm

1 stop12h 35m

Helena

Mon 6/8

6:15 am-11:23 pm

1 stop15h 08m

$768

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Region of 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

How long does it take to fly to Helena?

On average, it takes 6h 57m to fly from Region of Ontario to Helena if you fly out of Toronto (the most popular airport in Region of Ontario) and into Bozeman (the most popular airport in Helena). If you’re flying out of Ottawa and into Bozeman, then the flight time is around 11h 24m.

Cheap Region of Ontario to Helena flight deals and tips

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

Fastest flight time	12h 35m
Direct flights	None

The fastest flight from Region of Ontario to Helena takes 12h 35m

There are no direct flights from Region of Ontario to Helena. There are no popular flight routes from Region of Ontario to Helena.

Search flight deals

Frequently asked questions about flying from Ontario to Helena

When did momondo last update prices for flights from Ontario to Helena Airport?
Prices for flights from Ontario to Helena Airport were last updated today.
How old do you have to be to fly from Ontario to Helena Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The travel and health documents required for your trip to Helena Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Helena for you.

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

Yes. All flights to Helena from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

If you are not ready to book a flight from Ontario to Helena now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Helena and let you know when they change.