Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Toronto to Helena from C$ 433

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 19/3. 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

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Toronto to Helena

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:45 p.m. - 3:59 p.m.
YYZ
-
HLN
25h 14m
1 stop
Alaska Airlines Logo
4:36 p.m. - 3:35 p.m.
HLN
-
YYZ
20h 59m
1 stop
C$ 544Alaska Airlines
Fri, 27 Feb - Tue, 3 Mar
Alaska Airlines Logo
4:45 p.m. - 3:59 p.m.
YYZ
-
HLN
25h 14m
1 stop
Alaska Airlines Logo
4:36 p.m. - 3:35 p.m.
HLN
-
YYZ
20h 59m
1 stop
C$ 545Alaska Airlines
Fri, 27 Feb - Tue, 3 Mar
Alaska Airlines Logo
1:10 p.m. - 3:59 p.m.
YYZ
-
HLN
28h 49m
2 stops
Alaska Airlines Logo
4:36 p.m. - 3:35 p.m.
HLN
-
YYZ
20h 59m
1 stop
C$ 792Alaska Airlines
Fri, 27 Feb - Tue, 3 Mar
Alaska Airlines Logo
4:45 p.m. - 3:59 p.m.
YYZ
-
HLN
25h 14m
1 stop
Alaska Airlines Logo
4:36 p.m. - 9:29 p.m.
HLN
-
YYZ
26h 53m
2 stops
C$ 798Alaska Airlines
Fri, 27 Feb - Tue, 3 Mar
United Airlines Logo
3:45 p.m. - 1:40 p.m.
YYZ
-
HLN
23h 55m
2 stops
United Airlines Logo
6:15 a.m. - 6:57 p.m.
HLN
-
YYZ
10h 42m
2 stops
C$ 825United Airlines
Fri, 27 Feb - Tue, 3 Mar
Alaska Airlines Logo
1:10 p.m. - 3:59 p.m.
YYZ
-
HLN
28h 49m
2 stops
Alaska Airlines Logo
4:36 p.m. - 3:35 p.m.
HLN
-
YYZ
20h 59m
1 stop
C$ 852Alaska Airlines
Fri, 27 Feb - Tue, 3 Mar
United Airlines Logo
3:45 p.m. - 1:40 p.m.
YYZ
-
HLN
23h 55m
2 stops
United Airlines Logo
6:15 a.m. - 11:46 p.m.
HLN
-
YYZ
15h 31m
2 stops
C$ 865United Airlines
Fri, 27 Feb - Tue, 3 Mar
United Airlines Logo
2:45 p.m. - 1:40 p.m.
YYZ
-
HLN
24h 55m
2 stops
United Airlines Logo
6:15 a.m. - 9:21 p.m.
HLN
-
YYZ
13h 06m
2 stops
C$ 866United Airlines
Fri, 27 Feb - Tue, 3 Mar

Alaska Airlines flights from Toronto to Helena

Our best Alaska Airlines deals on Toronto to Helena flight tickets
Alaska Airlines
27 Feb
YYZ4:45 p.m.Toronto Pearson Intl
25h 14m
1 stop
HLN3:59 p.m.Helena
3 Mar
HLN4:36 p.m.Helena
20h 59m
1 stop
YYZ3:35 p.m.Toronto Pearson Intl
C$ 544
Alaska Airlines
27 Feb
YYZ4:45 p.m.Toronto Pearson Intl
25h 14m
1 stop
HLN3:59 p.m.Helena
3 Mar
HLN4:36 p.m.Helena
20h 59m
1 stop
YYZ3:35 p.m.Toronto Pearson Intl
C$ 545
Alaska Airlines
27 Feb
YYZ4:45 p.m.Toronto Pearson Intl
25h 14m
1 stop
HLN3:59 p.m.Helena
3 Mar
HLN4:36 p.m.Helena
20h 59m
1 stop
YYZ3:35 p.m.Toronto Pearson Intl
C$ 546

United Airlines flights from Toronto to Helena

Our best United Airlines deals on Toronto to Helena flight tickets
United Airlines
27 Feb
YYZ3:45 p.m.Toronto Pearson Intl
23h 55m
2 stops
HLN1:40 p.m.Helena
3 Mar
HLN6:15 a.m.Helena
10h 42m
2 stops
YYZ6:57 p.m.Toronto Pearson Intl
C$ 825
United Airlines
27 Feb
YYZ3:45 p.m.Toronto Pearson Intl
23h 55m
2 stops
HLN1:40 p.m.Helena
3 Mar
HLN6:15 a.m.Helena
15h 31m
2 stops
YYZ11:46 p.m.Toronto Pearson Intl
C$ 865
United Airlines
27 Feb
YYZ2:45 p.m.Toronto Pearson Intl
24h 55m
2 stops
HLN1:40 p.m.Helena
3 Mar
HLN6:15 a.m.Helena
13h 06m
2 stops
YYZ9:21 p.m.Toronto Pearson Intl
C$ 866

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 4 February 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

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 27/2

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

1 stop25h 14m

Helena

Tue 3/3

4:36 p.m.-3:35 p.m.

1 stop20h 59m

C$ 544

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 27/2

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

1 stop25h 14m

Helena

Tue 3/3

4:36 p.m.-3:35 p.m.

1 stop20h 59m

C$ 545

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 27/2

1:10 p.m.-3:59 p.m.

2 stops28h 49m

Helena

Tue 3/3

4:36 p.m.-3:35 p.m.

1 stop20h 59m

C$ 792

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 27/2

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

1 stop25h 14m

Helena

Tue 3/3

4:36 p.m.-9:29 p.m.

2 stops26h 53m

C$ 798

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 27/2

3:45 p.m.-1:40 p.m.

2 stops23h 55m

Helena

Tue 3/3

6:15 a.m.-6:57 p.m.

2 stops10h 42m

C$ 825

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 27/2

1:10 p.m.-3:59 p.m.

2 stops28h 49m

Helena

Tue 3/3

4:36 p.m.-3:35 p.m.

1 stop20h 59m

C$ 852

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 27/2

3:45 p.m.-1:40 p.m.

2 stops23h 55m

Helena

Tue 3/3

6:15 a.m.-11:46 p.m.

2 stops15h 31m

C$ 865

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Fri 27/2

2:45 p.m.-1:40 p.m.

2 stops24h 55m

Helena

Tue 3/3

6:15 a.m.-9:21 p.m.

2 stops13h 06m

C$ 866

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Thu 19/3

4:10 p.m.-9:25 p.m.

1 stop7h 15m

C$ 433

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Thu 19/3

9:30 a.m.-9:25 p.m.

2 stops13h 55m

C$ 474

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 airline that flies from Toronto to Helena?

United 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

23h 55m

Direct flights

None
The fastest flight from Toronto to Helena takes 23h 55m
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 23h 55m.

  • 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.

An easier way to manage your Helena trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 6/3
Fri 13/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States