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

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

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

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 Helena Airport to Ontario.

What documentation or ID do you need to fly to Ontario?

The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 504 Cheap Flights from Helena to Ontario in 2026

1 adult

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Find the cheapest flights from Helena to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:43 p.m. - 12:00 p.m.

HLN

YYZ

17h 17m

2 stops

4:55 p.m. - 4:06 p.m.

YYZ

HLN

25h 11m

1 stop

C$ 1,059Multiple Airlines

Mon, 1 Jun - Tue, 2 Jun

5:18 p.m. - 3:45 p.m.

HLN

YYZ

20h 27m

1 stop

4:55 p.m. - 4:41 p.m.

YYZ

HLN

25h 46m

1 stop

C$ 1,064Alaska Airlines

Wed, 9 Sep - Sun, 20 Sep

5:45 a.m. - 6:25 p.m.

HLN

YYZ

10h 40m

2 stops

5:50 p.m. - 10:34 p.m.

YYZ

HLN

6h 44m

1 stop

C$ 1,151Delta

Wed, 9 Sep - Sun, 20 Sep

4:43 p.m. - 5:28 p.m.

HLN

YYZ

22h 45m

2 stops

4:55 p.m. - 4:06 p.m.

YYZ

HLN

25h 11m

1 stop

C$ 1,174Alaska Airlines

Wed, 27 May - Tue, 2 Jun

4:43 p.m. - 12:00 p.m.

HLN

YYZ

17h 17m

2 stops

4:55 p.m. - 4:06 p.m.

YYZ

HLN

25h 11m

1 stop

C$ 1,208Multiple Airlines

Sat, 30 May - Mon, 1 Jun

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

HLN

YYZ

21h 02m

1 stop

4:55 p.m. - 4:06 p.m.

YYZ

HLN

25h 11m

1 stop

C$ 1,212Alaska Airlines

Wed, 27 May - Tue, 2 Jun

5:45 a.m. - 6:25 p.m.

HLN

YYZ

10h 40m

2 stops

6:00 a.m. - 12:23 p.m.

YYZ

HLN

8h 23m

2 stops

C$ 1,217Delta

Wed, 9 Sep - Sun, 20 Sep

2:20 p.m. - 9:54 a.m.

HLN

YYZ

17h 34m

2 stops

6:00 a.m. - 9:20 p.m.

YYZ

HLN

17h 20m

2 stops

C$ 1,218United Airlines

Sat, 30 May - Tue, 2 Jun

1:03 p.m. - 8:59 a.m.

HLN

YYZ

17h 56m

2 stops

6:00 a.m. - 10:33 p.m.

YYZ

HLN

18h 33m

2 stops

C$ 1,221Delta

Wed, 27 May - Wed, 3 Jun

4:43 p.m. - 12:00 p.m.

HLN

YYZ

17h 17m

2 stops

4:55 p.m. - 4:06 p.m.

YYZ

HLN

25h 11m

1 stop

C$ 1,226Multiple Airlines

Sun, 31 May - Tue, 2 Jun

United Airlines flights from Helena to Region of Ontario

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

United Airlines

30 May

HLN2:20 p.m.Helena

17h 34m

2 stops

YYZ9:54 a.m.Toronto Pearson Intl

2 Jun

YYZ6:00 a.m.Toronto Pearson Intl

17h 20m

2 stops

HLN9:20 p.m.Helena

C$ 1,218

United Airlines

2 Jun

HLN2:20 p.m.Helena

20h 16m

2 stops

YYZ12:36 p.m.Toronto Pearson Intl

3 Jun

YYZ4:18 p.m.Toronto Pearson Intl

7h 02m

1 stop

HLN9:20 p.m.Helena

C$ 1,253

United Airlines

24 May

HLN2:20 p.m.Helena

15h 54m

2 stops

YYZ8:14 a.m.Toronto Pearson Intl

27 May

YYZ8:25 a.m.Toronto Pearson Intl

14h 55m

2 stops

HLN9:20 p.m.Helena

C$ 1,256

Alaska Airlines flights from Helena to Region of Ontario

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

Alaska Airlines

9 Sep

HLN5:18 p.m.Helena

20h 27m

1 stop

YYZ3:45 p.m.Toronto Pearson Intl

20 Sep

YYZ4:55 p.m.Toronto Pearson Intl

25h 46m

1 stop

HLN4:41 p.m.Helena

C$ 1,064

Alaska Airlines

27 May

HLN4:43 p.m.Helena

22h 45m

2 stops

YYZ5:28 p.m.Toronto Pearson Intl

2 Jun

YYZ4:55 p.m.Toronto Pearson Intl

25h 11m

1 stop

HLN4:06 p.m.Helena

C$ 1,174

Alaska Airlines

27 May

HLN4:43 p.m.Helena

21h 02m

1 stop

YYZ3:45 p.m.Toronto Pearson Intl

2 Jun

YYZ4:55 p.m.Toronto Pearson Intl

25h 11m

1 stop

HLN4:06 p.m.Helena

C$ 1,212

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Mon 1/6

4:43 p.m.-12:00 p.m.

2 stops17h 17m

Toronto Pearson Intl

Tue 2/6

4:55 p.m.-4:06 p.m.

1 stop25h 11m

C$ 1,059

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Wed 9/9

5:18 p.m.-3:45 p.m.

1 stop20h 27m

Toronto Pearson Intl

Sun 20/9

4:55 p.m.-4:41 p.m.

1 stop25h 46m

C$ 1,064

Quickest round-trip

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Wed 9/9

5:45 a.m.-6:25 p.m.

2 stops10h 40m

Toronto Pearson Intl

Sun 20/9

5:50 p.m.-10:34 p.m.

1 stop6h 44m

C$ 1,151

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Wed 27/5

4:43 p.m.-5:28 p.m.

2 stops22h 45m

Toronto Pearson Intl

Tue 2/6

4:55 p.m.-4:06 p.m.

1 stop25h 11m

C$ 1,174

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Sat 30/5

4:43 p.m.-12:00 p.m.

2 stops17h 17m

Toronto Pearson Intl

Mon 1/6

4:55 p.m.-4:06 p.m.

1 stop25h 11m

C$ 1,208

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Wed 27/5

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

1 stop21h 02m

Toronto Pearson Intl

Tue 2/6

4:55 p.m.-4:06 p.m.

1 stop25h 11m

C$ 1,212

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Wed 9/9

5:45 a.m.-6:25 p.m.

2 stops10h 40m

Toronto Pearson Intl

Sun 20/9

6:00 a.m.-12:23 p.m.

2 stops8h 23m

C$ 1,216

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Sat 30/5

2:20 p.m.-9:54 a.m.

2 stops17h 34m

Toronto Pearson Intl

Tue 2/6

6:00 a.m.-9:20 p.m.

2 stops17h 20m

C$ 1,218

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Wed 27/5

1:03 p.m.-8:59 a.m.

2 stops17h 56m

Toronto Pearson Intl

Wed 3/6

6:00 a.m.-10:33 p.m.

2 stops18h 33m

C$ 1,221

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Sun 31/5

4:43 p.m.-12:00 p.m.

2 stops17h 17m

Toronto Pearson Intl

Tue 2/6

4:55 p.m.-4:06 p.m.

1 stop25h 11m

C$ 1,226

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Helena to Region of Ontario

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 Helena to Ontario?

United Airlines is the most popular carrier operating from Helena to Ontario

Cheap Helena to Region of Ontario flight deals and tips

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

Fastest flight time	8h 50m
Direct flights	None

The fastest flight from Helena to Region of Ontario takes 8h 50m

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

Search flight deals

Frequently asked questions about flying from Helena to Ontario

When did momondo last update prices for flights from Helena Airport to Ontario?
Prices for flights from Helena Airport to Ontario are updated daily.
How old do you have to be to fly from Helena Airport to Ontario?
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 Helena Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

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 Ontario from Helena.

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

Yes. momondo enables you to select and highlight flights to Ontario from Helena with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Helena to Ontario.

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

Of course. momondo tracks the price of Helena to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.