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Cheap flights from Toronto to Helena from C$ 359

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to Helena departing on 16/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Toronto to Helena

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:55 p.m. - 5:45 p.m.
YYZ
-
HLN
26h 50m
1 stop
Alaska Airlines Logo
6:22 p.m. - 3:45 p.m.
HLN
-
YYZ
19h 23m
1 stop
C$ 739Alaska Airlines
Wed, 15 Apr - Sat, 18 Apr
Alaska Airlines Logo
4:55 p.m. - 5:45 p.m.
YYZ
-
HLN
26h 50m
1 stop
Alaska Airlines Logo
6:22 p.m. - 3:45 p.m.
HLN
-
YYZ
19h 23m
1 stop
C$ 789Alaska Airlines
Wed, 22 Apr - Sat, 25 Apr
Alaska Airlines Logo
4:55 p.m. - 5:45 p.m.
YYZ
-
HLN
26h 50m
1 stop
Alaska Airlines Logo
6:22 p.m. - 3:45 p.m.
HLN
-
YYZ
19h 23m
1 stop
C$ 790Alaska Airlines
Wed, 22 Apr - Sat, 25 Apr
Alaska Airlines Logo
4:55 p.m. - 5:45 p.m.
YYZ
-
HLN
26h 50m
1 stop
Alaska Airlines Logo
6:22 p.m. - 3:45 p.m.
HLN
-
YYZ
19h 23m
1 stop
C$ 793Alaska Airlines
Wed, 15 Apr - Sat, 18 Apr
United Airlines Logo
10:45 a.m. - 9:33 p.m.
YYZ
-
HLN
12h 48m
2 stops
United Airlines Logo
6:15 a.m. - 8:44 p.m.
HLN
-
YYZ
12h 29m
2 stops
C$ 834United Airlines
Wed, 22 Apr - Sat, 25 Apr
United Airlines Logo
6:10 a.m. - 9:33 p.m.
YYZ
-
HLN
17h 23m
2 stops
United Airlines Logo
6:15 a.m. - 3:14 p.m.
HLN
-
YYZ
6h 59m
1 stop
C$ 835United Airlines
Wed, 22 Apr - Sat, 25 Apr
United Airlines Logo
10:45 a.m. - 9:33 p.m.
YYZ
-
HLN
12h 48m
2 stops
United Airlines Logo
6:15 a.m. - 3:14 p.m.
HLN
-
YYZ
6h 59m
1 stop
C$ 919United Airlines
Wed, 15 Apr - Sat, 18 Apr
Alaska Airlines Logo
4:55 p.m. - 4:49 p.m.
YYZ
-
HLN
25h 54m
1 stop
Alaska Airlines Logo
5:26 p.m. - 3:45 p.m.
HLN
-
YYZ
20h 19m
1 stop
C$ 1,611Alaska Airlines
Fri, 17 Jul - Fri, 24 Jul

Alaska Airlines flights from Toronto to Helena

Our best Alaska Airlines deals on Toronto to Helena flight tickets
Alaska Airlines
15 Apr
YYZ4:55 p.m.Toronto Pearson Intl
26h 50m
1 stop
HLN5:45 p.m.Helena
18 Apr
HLN6:22 p.m.Helena
19h 23m
1 stop
YYZ3:45 p.m.Toronto Pearson Intl
C$ 739
Alaska Airlines
22 Apr
YYZ4:55 p.m.Toronto Pearson Intl
26h 50m
1 stop
HLN5:45 p.m.Helena
25 Apr
HLN6:22 p.m.Helena
19h 23m
1 stop
YYZ3:45 p.m.Toronto Pearson Intl
C$ 789
Alaska Airlines
22 Apr
YYZ4:55 p.m.Toronto Pearson Intl
26h 50m
1 stop
HLN5:45 p.m.Helena
25 Apr
HLN6:22 p.m.Helena
19h 23m
1 stop
YYZ3:45 p.m.Toronto Pearson Intl
C$ 790

United Airlines flights from Toronto to Helena

Our best United Airlines deals on Toronto to Helena flight tickets
United Airlines
22 Apr
YYZ4:18 p.m.Toronto Pearson Intl
7h 15m
1 stop
HLN9:33 p.m.Helena
25 Apr
HLN2:25 p.m.Helena
17h 29m
2 stops
YYZ9:54 a.m.Toronto Pearson Intl
C$ 834
United Airlines
22 Apr
YYZ6:10 a.m.Toronto Pearson Intl
17h 23m
2 stops
HLN9:33 p.m.Helena
25 Apr
HLN6:15 a.m.Helena
6h 59m
1 stop
YYZ3:14 p.m.Toronto Pearson Intl
C$ 835
United Airlines
15 Apr
YYZ10:45 a.m.Toronto Pearson Intl
12h 48m
1 stop
HLN9:33 p.m.Helena
18 Apr
HLN6:15 a.m.Helena
8h 41m
2 stops
YYZ4:56 p.m.Toronto Pearson Intl
C$ 919

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 23 March 2026.
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

Cheapest round-trip

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 15/4

4:55 p.m.-5:45 p.m.

1 stop26h 50m

Helena

Sat 18/4

6:22 p.m.-3:45 p.m.

1 stop19h 23m

C$ 739

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 22/4

4:55 p.m.-5:45 p.m.

1 stop26h 50m

Helena

Sat 25/4

6:22 p.m.-3:45 p.m.

1 stop19h 23m

C$ 789

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 22/4

4:55 p.m.-5:45 p.m.

1 stop26h 50m

Helena

Sat 25/4

6:22 p.m.-3:45 p.m.

1 stop19h 23m

C$ 790

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 15/4

4:55 p.m.-5:45 p.m.

1 stop26h 50m

Helena

Sat 18/4

6:22 p.m.-3:45 p.m.

1 stop19h 23m

C$ 793

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 22/4

10:45 a.m.-9:33 p.m.

2 stops12h 48m

Helena

Sat 25/4

6:15 a.m.-8:44 p.m.

2 stops12h 29m

C$ 834

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 22/4

6:10 a.m.-9:33 p.m.

2 stops17h 23m

Helena

Sat 25/4

6:15 a.m.-3:14 p.m.

1 stop6h 59m

C$ 835
Quickest round-trip

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 15/4

10:45 a.m.-9:33 p.m.

2 stops12h 48m

Helena

Sat 18/4

6:15 a.m.-3:14 p.m.

1 stop6h 59m

C$ 919

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 17/7

4:55 p.m.-4:49 p.m.

1 stop25h 54m

Helena

Fri 24/7

5:26 p.m.-3:45 p.m.

1 stop20h 19m

C$ 1,611
Cheapest one-way
Quickest one-way

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Thu 16/4

4:55 p.m.-5:45 p.m.

1 stop26h 50m

C$ 359

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Thu 16/4

7:45 a.m.-5:45 p.m.

2 stops36h 00m

C$ 399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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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 airline that flies from Toronto to Helena?

Alaska Airlines is the most popular carrier operating from Toronto to Helena

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

Fastest flight time

7h 15m

Direct flights

None
The fastest flight from Toronto to Helena takes 7h 15m
There are no direct flights from Toronto to Helena. There are no popular flight routes from Toronto to Helena.
Search flight deals

  • 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 7h 15m.

  • 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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