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Cheap flights from Ontario to Twin Falls from $372

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Twin Falls departing on 3/6. 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
0 bags

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Find the cheapest flights from Ontario to Twin Falls

Cheap round-trip flights

Delta Logo
5:05 pm - 10:19 pmONT-TWF
4h 14m1 stop
Delta Logo
3:20 pm - 10:38 pmTWF-ONT
8h 18m2 stops
$372Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10
Delta Logo
5:05 pm - 10:19 pmONT-TWF
4h 14m1 stop
Delta Logo
3:20 pm - 12:34 pmTWF-ONT
22h 14m1 stop
$407Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10
Delta Logo
6:45 am - 10:19 pmONT-TWF
14h 34m2 stops
Delta Logo
3:20 pm - 10:38 pmTWF-ONT
8h 18m2 stops
$480Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10
Delta Logo
5:05 pm - 10:19 pmONT-TWF
4h 14m1 stop
Delta Logo
6:15 am - 3:20 pmTWF-ONT
10h 05m2 stops
$522Delta
Find Deal
Wed, Feb 25 - Sat, Feb 28

Delta flights from Ontario to Twin Falls

Our best Delta deals on Ontario to Twin Falls flight tickets
Delta
Mar 6
ONT5:05 pmOntario
4h 14m
1 stop
TWF10:19 pmTwin Falls Joslin
Mar 10
TWF3:20 pmTwin Falls Joslin
8h 18m
2 stops
ONT10:38 pmOntario
$372
Find similar
Delta
Mar 6
ONT5:05 pmOntario
4h 14m
1 stop
TWF10:19 pmTwin Falls Joslin
Mar 10
TWF3:20 pmTwin Falls Joslin
22h 14m
1 stop
ONT12:34 pmOntario
$407
Find similar
Delta
Mar 6
ONT6:45 amOntario
14h 34m
2 stops
TWF10:19 pmTwin Falls Joslin
Mar 10
TWF3:20 pmTwin Falls Joslin
8h 18m
2 stops
ONT10:38 pmOntario
$480
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Twin Falls 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 September 15, 2025.
Use the filters below to find and compare flights from Ontario to Twin Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioTwin Falls

ONT - TWF

ONTTWF

Ontario

Fri 3/6

5:05 pm-10:19 pm

1 stop4h 14m

Twin Falls Joslin

Tue 3/10

3:20 pm-10:38 pm

2 stops8h 18m

$372

OntarioTwin Falls

ONT - TWF

ONTTWF

Ontario

Fri 3/6

5:05 pm-10:19 pm

1 stop4h 14m

Twin Falls Joslin

Tue 3/10

3:20 pm-12:34 pm

1 stop22h 14m

$407

OntarioTwin Falls

ONT - TWF

ONTTWF

Ontario

Fri 3/6

6:45 am-10:19 pm

2 stops14h 34m

Twin Falls Joslin

Tue 3/10

3:20 pm-10:38 pm

2 stops8h 18m

$480

OntarioTwin Falls

ONT - TWF

ONTTWF

Ontario

Wed 2/25

5:05 pm-10:19 pm

1 stop4h 14m

Twin Falls Joslin

Sat 2/28

6:15 am-3:20 pm

2 stops10h 05m

$522

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Twin Falls from

How to get the cheapest flight ticket from Ontario to Twin 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 cheapest day to depart on your flight to Twin Falls?

According to our data, Saturday is the cheapest day to fly to Twin Falls from Ontario. The lowest ticket price found for a Saturday departure recently was $507. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $667. These prices are subject to change though, so be sure to set up a Price Alert for flights to Twin Falls.

What is the cheapest time of day to depart on your flight to Twin Falls?

The cheapest time of day to fly to Twin Falls is in the morning when flights can be purchased for as low as $533. In contrast, the most expensive time of day to depart to Twin Falls is in the afternoon when prices are around $612.

When to book flights from Ontario to Twin Falls

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

Cheap Ontario to Twin Falls (ONT to TWF) flight deals and tips

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

Direct flights

None
There are no direct flights from Ontario to Twin Falls. There are no popular flight routes from Ontario to Twin Falls.
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  • How far is Ontario to Twin Falls Joslin by plane?

    Ontario and Twin Falls Joslin are 611.6 mi apart from one another. Flights usually cover this in 4h 14m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ontario Airport to Twin Falls Joslin Airport?

    Prices for flights from Ontario Airport to Twin Falls Joslin Airport refresh daily.

  • How many operators does momondo search for flights from Ontario Airport to Twin Falls Joslin Airport?

  • How old do you have to be to fly from Ontario Airport to Twin Falls Joslin Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Twin Falls Joslin Airport.

  • What documentation or ID do you need to fly to Twin Falls Joslin Airport?

    The travel and health documents you'll need for your trip to Twin Falls Joslin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Twin Falls Joslin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Ontario to Twin Falls

Compare and see reviews for airlines that fly from Ontario to Twin Falls with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $406Free CancellationRating
7.9
7,956 reviews
Search Delta flights

Traveling to a place near Twin Falls?

Book flights to Twin Falls if you plan to visit one of these locations
Burley
Jackpot

Why use momondo?

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

Finding the right flight to Twin Falls from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Twin Falls quick and easy, saving you time and money.

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

All flight searches from Ontario to Twin Falls on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Twin 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 Twin Falls.

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

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

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Wed 10/15
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