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Cheap flights from Ontario to Idaho Falls from $107

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:07 pm - 11:58 amONT  Ontario-IDA Idaho Falls Fanning Field
22h 51m2 stops San Francisco Las Vegas Harry Reid Intl
Multiple Airlines Logo
6:21 pm - 4:59 pmIDA  Idaho Falls Fanning Field-ONT Ontario
23h 38m1 stop Las Vegas Harry Reid Intl
$336Multiple Airlines
Thu, Sep 24 - Mon, Sep 28
Multiple Airlines Logo
8:00 am - 11:58 amONT  Ontario-IDA Idaho Falls Fanning Field
26h 58m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
6:21 pm - 9:09 amIDA  Idaho Falls Fanning Field-ONT Ontario
15h 48m1 stop Las Vegas Harry Reid Intl
$337Multiple Airlines
Thu, Sep 24 - Mon, Sep 28
Multiple Airlines Logo
8:24 pm - 11:58 amONT  Ontario-IDA Idaho Falls Fanning Field
14h 34m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
6:21 pm - 9:09 amIDA  Idaho Falls Fanning Field-ONT Ontario
15h 48m1 stop Las Vegas Harry Reid Intl
$375Multiple Airlines
Thu, Sep 24 - Mon, Sep 28
Alaska Airlines Logo
7:25 am - 1:21 pmONT  Ontario-IDA Idaho Falls Fanning Field
4h 56m1 stop Portland
Alaska Airlines Logo
6:04 am - 11:18 amIDA  Idaho Falls Fanning Field-ONT Ontario
6h 14m1 stop Seattle/Tacoma Intl
$433Alaska Airlines
Sat, Oct 24 - Tue, Nov 3
Alaska Airlines Logo
7:25 am - 1:21 pmONT  Ontario-IDA Idaho Falls Fanning Field
4h 56m1 stop Portland
Alaska Airlines Logo
3:57 pm - 8:15 pmIDA  Idaho Falls Fanning Field-ONT Ontario
5h 18m1 stop Portland
$433Alaska Airlines
Sat, Oct 10 - Sat, Oct 17
Alaska Airlines Logo
6:02 am - 3:20 pmONT  Ontario-IDA Idaho Falls Fanning Field
8h 18m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
3:55 pm - 6:17 pmIDA  Idaho Falls Fanning Field-ONT Ontario
27h 22m2 stops Portland Seattle/Tacoma Intl
$443Alaska Airlines
Sat, Oct 24 - Tue, Nov 3
Alaska Airlines Logo
6:02 am - 3:20 pmONT  Ontario-IDA Idaho Falls Fanning Field
8h 18m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
3:57 pm - 8:15 pmIDA  Idaho Falls Fanning Field-ONT Ontario
5h 18m1 stop Portland
$448Alaska Airlines
Wed, Oct 14 - Sat, Oct 24
Alaska Airlines Logo
6:10 pm - 2:27 pmONT  Ontario-IDA Idaho Falls Fanning Field
19h 17m1 stop Portland
Alaska Airlines Logo
4:00 pm - 11:59 pmIDA  Idaho Falls Fanning Field-ONT Ontario
8h 59m1 stop Portland
$453Alaska Airlines
Wed, Dec 9 - Sat, Dec 12
Alaska Airlines Logo
2:13 pm - 1:21 pmONT  Ontario-IDA Idaho Falls Fanning Field
22h 08m2 stops Seattle/Tacoma Intl Portland
Alaska Airlines Logo
3:57 pm - 8:15 pmIDA  Idaho Falls Fanning Field-ONT Ontario
5h 18m1 stop Portland
$466Alaska Airlines
Sat, Oct 10 - Sat, Oct 17
Delta Logo
6:00 am - 6:17 pmONT  Ontario-IDA Idaho Falls Fanning Field
11h 17m2 stops Seattle/Tacoma Intl Salt Lake City
Delta Logo
1:05 pm - 10:40 pmIDA  Idaho Falls Fanning Field-ONT Ontario
10h 35m2 stops Salt Lake City Seattle/Tacoma Intl
$1,160Delta
Mon, Sep 28 - Sat, Oct 3

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United Airlines flights from Ontario to Idaho Falls

Our best United Airlines deals on Ontario to Idaho Falls flight tickets
United Airlines
Oct 13
ONT5:00 amOntario
7h 24m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Oct 15
IDA4:05 pmIdaho Falls Fanning Field
5h 53m
1 stop
ONT8:58 pmOntario
$549
United Airlines
Oct 11
ONT5:00 amOntario
7h 24m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Oct 18
IDA4:05 pmIdaho Falls Fanning Field
5h 53m
1 stop
ONT8:58 pmOntario
$585
United Airlines
Sep 27
ONT5:00 amOntario
7h 24m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Sep 29
IDA2:28 pmIdaho Falls Fanning Field
7h 30m
1 stop
ONT8:58 pmOntario
$646

Alaska Airlines flights from Ontario to Idaho Falls

Our best Alaska Airlines deals on Ontario to Idaho Falls flight tickets
Alaska Airlines
Oct 10
ONT7:25 amOntario
4h 56m
1 stop
IDA1:21 pmIdaho Falls Fanning Field
Oct 17
IDA3:57 pmIdaho Falls Fanning Field
5h 18m
1 stop
ONT8:15 pmOntario
$433
Alaska Airlines
Oct 24
ONT6:02 amOntario
8h 18m
1 stop
IDA3:20 pmIdaho Falls Fanning Field
Nov 3
IDA3:55 pmIdaho Falls Fanning Field
27h 22m
2 stops
ONT6:17 pmOntario
$443
Alaska Airlines
Oct 14
ONT6:02 amOntario
8h 18m
1 stop
IDA3:20 pmIdaho Falls Fanning Field
Oct 24
IDA3:57 pmIdaho Falls Fanning Field
5h 18m
1 stop
ONT8:15 pmOntario
$448

momondo Fare Finder

 
Use the filters below to find and compare flights from Ontario to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Thu 9/24

12:07 pm-11:58 am

2 stops22h 51m

Idaho Falls Fanning Field

Mon 9/28

6:21 pm-4:59 pm

1 stop23h 38m

$336

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Thu 9/24

8:00 am-11:58 am

1 stop26h 58m

Idaho Falls Fanning Field

Mon 9/28

6:21 pm-9:09 am

1 stop15h 48m

$337

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Thu 9/24

8:24 pm-11:58 am

1 stop14h 34m

Idaho Falls Fanning Field

Mon 9/28

6:21 pm-9:09 am

1 stop15h 48m

$375

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Sat 10/24

7:25 am-1:21 pm

1 stop4h 56m

Idaho Falls Fanning Field

Tue 11/3

6:04 am-11:18 am

1 stop6h 14m

$433
Quickest round-trip

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Sat 10/10

7:25 am-1:21 pm

1 stop4h 56m

Idaho Falls Fanning Field

Sat 10/17

3:57 pm-8:15 pm

1 stop5h 18m

$433

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Sat 10/24

6:02 am-3:20 pm

1 stop8h 18m

Idaho Falls Fanning Field

Tue 11/3

3:55 pm-6:17 pm

2 stops27h 22m

$443

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Wed 10/14

6:02 am-3:20 pm

1 stop8h 18m

Idaho Falls Fanning Field

Sat 10/24

3:57 pm-8:15 pm

1 stop5h 18m

$448

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Wed 12/9

6:10 pm-2:27 pm

1 stop19h 17m

Idaho Falls Fanning Field

Sat 12/12

4:00 pm-11:59 pm

1 stop8h 59m

$453

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Sat 10/10

2:13 pm-1:21 pm

2 stops22h 08m

Idaho Falls Fanning Field

Sat 10/17

3:57 pm-8:15 pm

1 stop5h 18m

$466

OntarioIdaho Falls

ONT Ontario - IDA Idaho Falls Fanning Field

ONTIDA

Ontario

Mon 9/28

6:00 am-6:17 pm

2 stops11h 17m

Idaho Falls Fanning Field

Sat 10/3

1:05 pm-10:40 pm

2 stops10h 35m

$1,160

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Ontario to Idaho Falls

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 typical price of a round-trip flight between Ontario and Idaho Falls?

Prices are currently low for flights on this route.

Typical prices usually range from $465 to $605.
The lowest price recently found on this route was $336.

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of June, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $0.

When to book flights from Ontario to Idaho Falls

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

Cheap Ontario to Idaho Falls (ONT to IDA) flight deals and tips

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

Best Price Found

$107

Fastest flight time

7h 28m

Direct flights

None
The best one-way flight to Idaho Falls from Ontario in the past 72 hours is $107. The best round-trip flight deal from Ontario to Idaho Falls found on momondo in the last 72 hours is $336.
The fastest flight from Ontario to Idaho Falls takes 7h 28m
There are no direct flights from Ontario to Idaho Falls. There are no popular flight routes from Ontario to Idaho Falls.
Search flight deals

Frequently asked questions about flying from Ontario to Idaho Falls

  • How far is Ontario to Idaho Falls Fanning Field by plane?

    A flight from Ontario to Idaho Falls Fanning Field will travel around 715.8 mi. Flights usually cover this in 7h 28m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Ontario Airport to Idaho Falls Fanning Field Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Idaho Falls Fanning Field Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The necessary travel and health documents for your Idaho Falls Fanning Field 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.

  • What is the most popular airline from Ontario to Idaho Falls?

Best airlines flying from Ontario to Idaho Falls

Compare and see reviews for airlines that fly from Ontario to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $184Free CancellationRating
7.8
8,566 reviews
Search Delta flights

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

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

It is quick and easy to find Ontario to Idaho Falls flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho Falls that suits you.

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

momondo does allow users to show only those flights to Idaho Falls from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

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 Ontario to Idaho Falls.

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

Yes. momondo can track prices for Ontario to Idaho Falls 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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