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Cheap flights from Idaho Falls to Ontario from $384

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Ontario departing on 1/12. 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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0 bags

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Find the cheapest flights from Idaho Falls to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:19 pm - 2:20 pm
IDA
-
YYZ
20h 01m2 stops
United Airlines Logo
10:00 am - 9:56 am
YYZ
-
IDA
25h 56m2 stops
$384United Airlines
Mon, Jan 12 - Thu, Jan 15
Alaska Airlines Logo
6:58 pm - 3:35 pm
IDA
-
YYZ
18h 37m1 stop
Alaska Airlines Logo
4:45 pm - 10:59 pm
YYZ
-
IDA
8h 14m1 stop
$391Alaska Airlines
Mon, Jan 12 - Thu, Jan 15
Alaska Airlines Logo
6:58 pm - 3:35 pm
IDA
-
YYZ
18h 37m1 stop
Alaska Airlines Logo
4:45 pm - 10:59 pm
YYZ
-
IDA
8h 14m1 stop
$393Alaska Airlines
Mon, Jan 12 - Thu, Jan 15
Alaska Airlines Logo
6:58 pm - 3:35 pm
IDA
-
YYZ
18h 37m1 stop
Alaska Airlines Logo
4:45 pm - 10:59 pm
YYZ
-
IDA
8h 14m1 stop
$394Alaska Airlines
Mon, Jan 12 - Thu, Jan 15
United Airlines Logo
4:19 pm - 9:58 am
IDA
-
YYZ
15h 39m2 stops
United Airlines Logo
3:45 pm - 9:56 am
YYZ
-
IDA
20h 11m2 stops
$395United Airlines
Mon, Jan 12 - Thu, Jan 15
United Airlines Logo
2:40 pm - 10:41 pm
IDA
-
YYZ
6h 01m1 stop
United Airlines Logo
2:15 pm - 9:56 am
YYZ
-
IDA
21h 41m2 stops
$454United Airlines
Mon, Jan 12 - Thu, Jan 15
United Airlines Logo
2:40 pm - 10:41 pm
IDA
-
YYZ
6h 01m1 stop
United Airlines Logo
2:15 pm - 1:30 pm
YYZ
-
IDA
25h 15m2 stops
$465United Airlines
Mon, Jan 12 - Thu, Jan 15

United Airlines flights from Idaho Falls to Region of Ontario

Our best United Airlines deals on Idaho Falls to Region of Ontario flight tickets
United Airlines
Jan 12
IDA4:19 pmIdaho Falls Fanning Field
20h 01m
2 stops
YYZ2:20 pmToronto Pearson Intl
Jan 15
YYZ10:00 amToronto Pearson Intl
25h 56m
2 stops
IDA9:56 amIdaho Falls Fanning Field
$384
Find similar
United Airlines
Jan 12
IDA4:19 pmIdaho Falls Fanning Field
15h 39m
2 stops
YYZ9:58 amToronto Pearson Intl
Jan 15
YYZ3:45 pmToronto Pearson Intl
20h 11m
2 stops
IDA9:56 amIdaho Falls Fanning Field
$395
Find similar
United Airlines
Jan 12
IDA2:40 pmIdaho Falls Fanning Field
6h 01m
1 stop
YYZ10:41 pmToronto Pearson Intl
Jan 15
YYZ2:15 pmToronto Pearson Intl
21h 41m
2 stops
IDA9:56 amIdaho Falls Fanning Field
$454
Find similar

Alaska Airlines flights from Idaho Falls to Region of Ontario

Our best Alaska Airlines deals on Idaho Falls to Region of Ontario flight tickets
Alaska Airlines
Jan 12
IDA6:58 pmIdaho Falls Fanning Field
18h 37m
1 stop
YYZ3:35 pmToronto Pearson Intl
Jan 15
YYZ4:45 pmToronto Pearson Intl
8h 14m
1 stop
IDA10:59 pmIdaho Falls Fanning Field
$391
Find similar
Alaska Airlines
Jan 12
IDA6:58 pmIdaho Falls Fanning Field
18h 37m
1 stop
YYZ3:35 pmToronto Pearson Intl
Jan 15
YYZ4:45 pmToronto Pearson Intl
8h 14m
1 stop
IDA10:59 pmIdaho Falls Fanning Field
$393
Find similar
Alaska Airlines
Jan 12
IDA6:58 pmIdaho Falls Fanning Field
18h 37m
1 stop
YYZ3:35 pmToronto Pearson Intl
Jan 15
YYZ4:45 pmToronto Pearson Intl
8h 14m
1 stop
IDA10:59 pmIdaho Falls Fanning Field
$394
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Region of Ontario 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 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Idaho Falls to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 1/12

4:19 pm-2:20 pm

2 stops20h 01m

Toronto Pearson Intl

Thu 1/15

10:00 am-9:56 am

2 stops25h 56m

$384

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 1/12

6:58 pm-3:35 pm

1 stop18h 37m

Toronto Pearson Intl

Thu 1/15

4:45 pm-10:59 pm

1 stop8h 14m

$391

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 1/12

6:58 pm-3:35 pm

1 stop18h 37m

Toronto Pearson Intl

Thu 1/15

4:45 pm-10:59 pm

1 stop8h 14m

$393

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 1/12

6:58 pm-3:35 pm

1 stop18h 37m

Toronto Pearson Intl

Thu 1/15

4:45 pm-10:59 pm

1 stop8h 14m

$394

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 1/12

4:19 pm-9:58 am

2 stops15h 39m

Toronto Pearson Intl

Thu 1/15

3:45 pm-9:56 am

2 stops20h 11m

$395

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 1/12

2:40 pm-10:41 pm

1 stop6h 01m

Toronto Pearson Intl

Thu 1/15

2:15 pm-9:56 am

2 stops21h 41m

$454

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 1/12

2:40 pm-10:41 pm

1 stop6h 01m

Toronto Pearson Intl

Thu 1/15

2:15 pm-1:30 pm

2 stops25h 15m

$465

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Ontario from

How to get the cheapest flight ticket from Idaho Falls 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

Can stopping save me money on Idaho Falls to Region of Ontario flights?

You could potentially save up to 35% on your flight if you consider stops on a Idaho Falls to Region of Ontario flight.

Cheap Idaho Falls to Region of Ontario flight deals and tips

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

Fastest flight time

15h 39m

Direct flights

None
The fastest flight from Idaho Falls to Region of Ontario takes 15h 39m
There are no direct flights from Idaho Falls to Region of Ontario. There are no popular flight routes from Idaho Falls to Region of Ontario.
Search flight deals

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Ontario?

    Prices for flights from Idaho Falls Fanning Field Airport to Ontario are updated daily.

  • How old do you have to be to fly from Idaho Falls Fanning Field 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 Idaho Falls Fanning Field 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 Idaho Falls to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho Falls to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Idaho Falls to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Idaho Falls to Ontario?

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 Ontario from Idaho Falls.

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

If you are not ready to book a flight from Idaho Falls to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

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