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Cheap flights from Toronto to Helena from C$ 637

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to Helena departing on 25/2. 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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Find the cheapest flights from Toronto to Helena

Cheap round-trip flights

Alaska Airlines Logo
4:45 p.m. - 3:43 p.m.YYZ-HLN
24h 58m1 stop
Alaska Airlines Logo
4:10 p.m. - 3:35 p.m.HLN-YYZ
21h 25m1 stop
C$ 637Alaska Airlines
Find Deal
Wed, 25 Feb - Fri, 27 Feb
Alaska Airlines Logo
4:45 p.m. - 3:43 p.m.YYZ-HLN
24h 58m1 stop
Alaska Airlines Logo
4:10 p.m. - 3:35 p.m.HLN-YYZ
21h 25m1 stop
C$ 649Alaska Airlines
Find Deal
Wed, 25 Feb - Fri, 27 Feb
Alaska Airlines Logo
4:45 p.m. - 3:43 p.m.YYZ-HLN
24h 58m1 stop
Alaska Airlines Logo
4:10 p.m. - 3:35 p.m.HLN-YYZ
21h 25m1 stop
C$ 719Alaska Airlines
Find Deal
Wed, 25 Feb - Fri, 27 Feb
Alaska Airlines Logo
1:50 p.m. - 3:43 p.m.YYZ-HLN
27h 53m2 stops
Alaska Airlines Logo
4:10 p.m. - 3:35 p.m.HLN-YYZ
21h 25m1 stop
C$ 821Alaska Airlines
Find Deal
Wed, 25 Feb - Fri, 27 Feb
United Airlines Logo
4:00 p.m. - 8:59 p.m.YYZ-HLN
6h 59m1 stop
United Airlines Logo
2:30 p.m. - 2:17 p.m.HLN-YYZ
21h 47m2 stops
C$ 832United Airlines
Find Deal
Wed, 25 Feb - Fri, 27 Feb
Alaska Airlines Logo
1:50 p.m. - 3:43 p.m.YYZ-HLN
27h 53m2 stops
Alaska Airlines Logo
4:10 p.m. - 5:20 p.m.HLN-YYZ
23h 10m2 stops
C$ 835Alaska Airlines
Find Deal
Wed, 25 Feb - Fri, 27 Feb
United Airlines Logo
10:19 a.m. - 8:59 p.m.YYZ-HLN
12h 40m2 stops
United Airlines Logo
6:20 a.m. - 7:38 p.m.HLN-YYZ
11h 18m2 stops
C$ 860United Airlines
Find Deal
Wed, 25 Feb - Fri, 27 Feb

Alaska Airlines flights from Toronto to Helena

Our best Alaska Airlines deals on Toronto to Helena flight tickets
Alaska Airlines
25 Feb
YYZ4:45 p.m.Toronto Pearson Intl
24h 58m
1 stop
HLN3:43 p.m.Helena
27 Feb
HLN4:10 p.m.Helena
21h 25m
1 stop
YYZ3:35 p.m.Toronto Pearson Intl
C$ 637
Find similar
Alaska Airlines
25 Feb
YYZ4:45 p.m.Toronto Pearson Intl
24h 58m
1 stop
HLN3:43 p.m.Helena
27 Feb
HLN4:10 p.m.Helena
21h 25m
1 stop
YYZ3:35 p.m.Toronto Pearson Intl
C$ 649
Find similar
Alaska Airlines
25 Feb
YYZ4:45 p.m.Toronto Pearson Intl
24h 58m
1 stop
HLN3:43 p.m.Helena
27 Feb
HLN4:10 p.m.Helena
21h 25m
1 stop
YYZ3:35 p.m.Toronto Pearson Intl
C$ 719
Find similar

United Airlines flights from Toronto to Helena

Our best United Airlines deals on Toronto to Helena flight tickets
United Airlines
25 Feb
YYZ4:00 p.m.Toronto Pearson Intl
6h 59m
1 stop
HLN8:59 p.m.Helena
27 Feb
HLN2:30 p.m.Helena
21h 47m
2 stops
YYZ2:17 p.m.Toronto Pearson Intl
C$ 832
Find similar
United Airlines
25 Feb
YYZ10:19 a.m.Toronto Pearson Intl
12h 40m
2 stops
HLN8:59 p.m.Helena
27 Feb
HLN6:20 a.m.Helena
11h 18m
2 stops
YYZ7:38 p.m.Toronto Pearson Intl
C$ 860
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Toronto to Helena that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Toronto to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 25/2

4:45 p.m.-3:43 p.m.

1 stop24h 58m

Helena

Fri 27/2

4:10 p.m.-3:35 p.m.

1 stop21h 25m

C$ 637

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 25/2

4:45 p.m.-3:43 p.m.

1 stop24h 58m

Helena

Fri 27/2

4:10 p.m.-3:35 p.m.

1 stop21h 25m

C$ 649

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 25/2

4:45 p.m.-3:43 p.m.

1 stop24h 58m

Helena

Fri 27/2

4:10 p.m.-3:35 p.m.

1 stop21h 25m

C$ 719

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 25/2

1:50 p.m.-3:43 p.m.

2 stops27h 53m

Helena

Fri 27/2

4:10 p.m.-3:35 p.m.

1 stop21h 25m

C$ 821

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 25/2

4:00 p.m.-8:59 p.m.

1 stop6h 59m

Helena

Fri 27/2

2:30 p.m.-2:17 p.m.

2 stops21h 47m

C$ 832

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 25/2

1:50 p.m.-3:43 p.m.

2 stops27h 53m

Helena

Fri 27/2

4:10 p.m.-5:20 p.m.

2 stops23h 10m

C$ 835

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 25/2

10:19 a.m.-8:59 p.m.

2 stops12h 40m

Helena

Fri 27/2

6:20 a.m.-7:38 p.m.

2 stops11h 18m

C$ 860

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Helena from

How to get the cheapest flight ticket from Toronto 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 time of day to depart on your flight to Helena?

The cheapest time of day to fly to Helena is in the afternoon when flights can be purchased for as low as C$ 796. In the morning is when there is more demand to fly to Helena, so prices are often more expensive at around C$ 881 per ticket.

When to book flights from Toronto to Helena

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

Cheap Toronto to Helena (YTO to HLN) flight deals and tips

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

Direct flights

None
There are no direct flights from Toronto to Helena. There are no popular flight routes from Toronto to Helena.
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  • How far is Toronto to Helena by plane?

    A flight from Toronto to Helena will travel around 2562.3 km. A reasonable flight in good conditions will take 6h 59m.

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

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

  • How old do you have to be to fly from Toronto 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 Toronto 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 Toronto 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 Toronto to Helena for you.

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

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

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

Once you have performed a search for Toronto to Helena flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Toronto to Helena flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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