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

Prices for flights from Ontario to Helena Airport are updated daily.

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 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 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.

C$ 666 Cheap Flights from Ontario to Helena in 2026

1 adult

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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.

4:45 p.m. - 6:11 p.m.

YYZ

HLN

27h 26m1 stop

6:48 p.m. - 3:35 p.m.

HLN

YYZ

18h 47m1 stop

C$ 666Alaska Airlines

Fri, 23 Jan - Mon, 26 Jan

4:45 p.m. - 3:59 p.m.

YYZ

HLN

25h 14m1 stop

6:22 p.m. - 3:35 p.m.

HLN

YYZ

19h 13m1 stop

C$ 740Alaska Airlines

Mon, 2 Mar - Wed, 18 Mar

4:45 p.m. - 6:11 p.m.

YYZ

HLN

27h 26m1 stop

6:48 p.m. - 3:35 p.m.

HLN

YYZ

18h 47m1 stop

C$ 774Alaska Airlines

Fri, 23 Jan - Mon, 26 Jan

4:45 p.m. - 6:11 p.m.

YYZ

HLN

27h 26m1 stop

6:48 p.m. - 6:20 p.m.

HLN

YYZ

21h 32m2 stops

C$ 798Alaska Airlines

Fri, 23 Jan - Mon, 26 Jan

4:10 p.m. - 9:16 p.m.

YYZ

HLN

7h 06m1 stop

6:15 a.m. - 9:24 p.m.

HLN

YYZ

13h 09m2 stops

C$ 894United Airlines

Mon, 2 Mar - Wed, 18 Mar

4:45 p.m. - 6:11 p.m.

YYZ

HLN

27h 26m1 stop

6:48 p.m. - 6:20 p.m.

HLN

YYZ

21h 32m2 stops

C$ 907Alaska Airlines

Fri, 23 Jan - Mon, 26 Jan

6:10 a.m. - 9:26 p.m.

YYZ

HLN

17h 16m2 stops

6:15 a.m. - 9:24 p.m.

HLN

YYZ

13h 09m2 stops

C$ 947United Airlines

Fri, 23 Jan - Mon, 26 Jan

7:30 a.m. - 9:26 p.m.

YYZ

HLN

15h 56m2 stops

6:15 a.m. - 9:24 p.m.

HLN

YYZ

13h 09m2 stops

C$ 949United Airlines

Fri, 23 Jan - Mon, 26 Jan

4:45 p.m. - 6:11 p.m.

YYZ

HLN

27h 26m1 stop

6:48 p.m. - 3:35 p.m.

HLN

YYZ

18h 47m1 stop

C$ 952Alaska Airlines

Fri, 23 Jan - Mon, 26 Jan

6:10 a.m. - 9:26 p.m.

YYZ

HLN

17h 16m2 stops

2:27 p.m. - 9:36 a.m.

HLN

YYZ

17h 09m2 stops

C$ 974United Airlines

Fri, 23 Jan - Mon, 26 Jan

Alaska Airlines flights from Region of Ontario to Helena

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

Alaska Airlines

23 Jan

YYZ4:45 p.m.Toronto Pearson Intl

27h 26m

1 stop

HLN6:11 p.m.Helena

26 Jan

HLN6:48 p.m.Helena

18h 47m

1 stop

YYZ3:35 p.m.Toronto Pearson Intl

C$ 666

Find similar

Alaska Airlines

2 Mar

YYZ4:45 p.m.Toronto Pearson Intl

25h 14m

1 stop

HLN3:59 p.m.Helena

18 Mar

HLN6:22 p.m.Helena

19h 13m

1 stop

YYZ3:35 p.m.Toronto Pearson Intl

C$ 740

Find similar

Alaska Airlines

23 Jan

YYZ4:45 p.m.Toronto Pearson Intl

27h 26m

1 stop

HLN6:11 p.m.Helena

26 Jan

HLN6:48 p.m.Helena

18h 47m

1 stop

YYZ3:35 p.m.Toronto Pearson Intl

C$ 774

Find similar

United Airlines flights from Region of Ontario to Helena

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

United Airlines

2 Mar

YYZ4:10 p.m.Toronto Pearson Intl

7h 06m

1 stop

HLN9:16 p.m.Helena

18 Mar

HLN6:15 a.m.Helena

13h 09m

2 stops

YYZ9:24 p.m.Toronto Pearson Intl

C$ 894

Find similar

United Airlines

23 Jan

YYZ6:10 a.m.Toronto Pearson Intl

17h 16m

2 stops

HLN9:26 p.m.Helena

26 Jan

HLN6:15 a.m.Helena

13h 09m

2 stops

YYZ9:24 p.m.Toronto Pearson Intl

C$ 947

Find similar

United Airlines

23 Jan

YYZ6:10 a.m.Toronto Pearson Intl

17h 16m

2 stops

HLN9:26 p.m.Helena

26 Jan

HLN2:27 p.m.Helena

17h 09m

2 stops

YYZ9:36 a.m.Toronto Pearson Intl

C$ 974

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 23/1

4:45 p.m.-6:11 p.m.

1 stop27h 26m

Helena

Mon 26/1

6:48 p.m.-3:35 p.m.

1 stop18h 47m

C$ 666

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Mon 2/3

4:45 p.m.-3:59 p.m.

1 stop25h 14m

Helena

Wed 18/3

6:22 p.m.-3:35 p.m.

1 stop19h 13m

C$ 740

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 23/1

4:45 p.m.-6:11 p.m.

1 stop27h 26m

Helena

Mon 26/1

6:48 p.m.-3:35 p.m.

1 stop18h 47m

C$ 774

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 23/1

4:45 p.m.-6:11 p.m.

1 stop27h 26m

Helena

Mon 26/1

6:48 p.m.-6:20 p.m.

2 stops21h 32m

C$ 798

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Mon 2/3

4:10 p.m.-9:16 p.m.

1 stop7h 06m

Helena

Wed 18/3

6:15 a.m.-9:24 p.m.

2 stops13h 09m

C$ 894

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 23/1

4:45 p.m.-6:11 p.m.

1 stop27h 26m

Helena

Mon 26/1

6:48 p.m.-6:20 p.m.

2 stops21h 32m

C$ 907

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 23/1

6:10 a.m.-9:26 p.m.

2 stops17h 16m

Helena

Mon 26/1

6:15 a.m.-9:24 p.m.

2 stops13h 09m

C$ 947

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 23/1

7:30 a.m.-9:26 p.m.

2 stops15h 56m

Helena

Mon 26/1

6:15 a.m.-9:24 p.m.

2 stops13h 09m

C$ 949

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 23/1

4:45 p.m.-6:11 p.m.

1 stop27h 26m

Helena

Mon 26/1

6:48 p.m.-3:35 p.m.

1 stop18h 47m

C$ 952

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 23/1

6:10 a.m.-9:26 p.m.

2 stops17h 16m

Helena

Mon 26/1

2:27 p.m.-9:36 a.m.

2 stops17h 09m

C$ 974

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?

Flight times vary depending on what airport in Region of Ontario you fly out of and what airport in Helena you fly into. For example, flying from Toronto to Bozeman takes 6h 58m on average. On the other hand, flying from Ottawa to Bozeman takes 7h 24m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

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	17h 16m
Direct flights	None

The fastest flight from Region of Ontario to Helena takes 17h 16m

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

When did momondo last update prices for flights from Ontario to Helena Airport?
Prices for flights from Ontario to Helena Airport are updated daily.
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 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 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helena from Ontario.

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

Yes. momondo allows you to filter the results for Ontario to Helena flights to just show those with flexible booking policies.

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.