Which airports can I use when flying from Ontario to Twin Falls?

Flights from Ontario to Twin Falls usually depart from Ontario (ONT) and arrive at Twin Falls Joslin (TWF).

What cabin classes can I book on flights from Ontario to Twin Falls?

Only Economy Class is available on flights from Ontario to Twin Falls.

Which airports do connecting flights from Ontario to Twin Falls pass through?

Most connecting flights from Ontario to Twin Falls pass through Salt Lake City (SLC), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from Ontario to Twin Falls?

Yes. Flexible dates can save you up to 49% on flights from Ontario to Twin Falls. Friday is the cheapest departure day at $482 round-trip on average, while Wednesday is the most expensive at $928, a difference of $446. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Ontario to Twin Falls?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Ontario to Twin Falls changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $578 to $1,557. That means the highest observed fare was about 3x higher than the lowest one.

What is the time difference between Ontario and Twin Falls?

Twin Falls is 1 hour ahead of Ontario (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

How much is a round-trip flight from Ontario to Twin Falls?

Round-trip flights from Ontario to Twin Falls typically range from $589 to $597. The lowest price found in the past 5 days was $578, on Delta.

Which airline is the cheapest to fly from Ontario to Twin Falls?

Delta ($578) offered the cheapest round-trip ticket from Ontario to Twin Falls in the last 5 days.

What is the cheapest layover airport when flying from Ontario to Twin Falls?

Flights via Salt Lake City (SLC) offer the most affordable fares, with an average round-trip price of $607. Based on KAYAK data over the past 3 months.

When flying from Ontario to Twin Falls which airport offers the shortest layover?

Salt Lake City (SLC) had the shortest average connection time for Ontario to Twin Falls layovers at 3h 02m over the past 3 months.

$522 CHEAP FLIGHTS from Ontario to Twin Falls (ONT - TWF)

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Cheapest round-trip

$578

Typical prices: $589-$597

Delta

Wed 1/10Sun 1/14

ONT - TWF • 1 stop

When to travel

March

Cheapest • 23% price drop

October

Most popular

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Flight Deals

Cheap Flights from Ontario to Twin Falls (ONT-TWF)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Ontario to Twin Falls

Sun, Jan 10 - Thu, Jan 14

6:00 am - 12:33 pmONT Ontario-TWF Twin Falls Joslin

5h 33m1 stop Salt Lake City

1:17 pm - 4:27 pmTWF Twin Falls Joslin-ONT Ontario

4h 10m1 stop Salt Lake City

$522Delta

Fri, Feb 12 - Mon, Feb 15

6:00 am - 12:18 pmONT Ontario-TWF Twin Falls Joslin

5h 18m1 stop Salt Lake City

6:16 am - 2:48 pmTWF Twin Falls Joslin-ONT Ontario

9h 32m2 stops Salt Lake City Seattle/Tacoma Intl

$582Delta

Mon, Jan 11 - Thu, Jan 14

6:00 am - 12:33 pmONT Ontario-TWF Twin Falls Joslin

5h 33m1 stop Salt Lake City

1:17 pm - 4:27 pmTWF Twin Falls Joslin-ONT Ontario

4h 10m1 stop Salt Lake City

$598Delta

Tue, Jan 12 - Thu, Jan 14

7:00 am - 12:33 pmONT Ontario-TWF Twin Falls Joslin

28h 33m2 stops Seattle/Tacoma Intl Salt Lake City

1:17 pm - 4:27 pmTWF Twin Falls Joslin-ONT Ontario

4h 10m1 stop Salt Lake City

$676Delta

Tue, Jan 12 - Thu, Jan 14

6:00 am - 12:33 pmONT Ontario-TWF Twin Falls Joslin

5h 33m1 stop Salt Lake City

1:17 pm - 4:27 pmTWF Twin Falls Joslin-ONT Ontario

4h 10m1 stop Salt Lake City

$728Delta

Sun, Jan 10 - Thu, Jan 14

6:00 am - 12:33 pmONT Ontario-TWF Twin Falls Joslin

5h 33m1 stop Salt Lake City

6:10 am - 10:35 pmTWF Twin Falls Joslin-ONT Ontario

17h 25m2 stops Salt Lake City Seattle/Tacoma Intl

$736Delta

Fri, Feb 12 - Mon, Feb 15

6:00 am - 12:18 pmONT Ontario-TWF Twin Falls Joslin

5h 18m1 stop Salt Lake City

6:16 am - 12:04 pmTWF Twin Falls Joslin-ONT Ontario

6h 48m1 stop Salt Lake City

$792Delta

Mon, Jan 11 - Thu, Jan 14

6:00 am - 12:33 pmONT Ontario-TWF Twin Falls Joslin

5h 33m1 stop Salt Lake City

6:10 am - 10:35 pmTWF Twin Falls Joslin-ONT Ontario

17h 25m2 stops Salt Lake City Seattle/Tacoma Intl

$812Delta

Mon, Jan 11 - Thu, Jan 14

5:07 pm - 10:22 pmONT Ontario-TWF Twin Falls Joslin

4h 15m1 stop Salt Lake City

6:10 am - 2:50 pmTWF Twin Falls Joslin-ONT Ontario

9h 40m2 stops Salt Lake City Seattle/Tacoma Intl

$844Delta

Sat, Nov 21 - Wed, Nov 25

6:00 am - 12:21 pmONT Ontario-TWF Twin Falls Joslin

5h 21m1 stop Salt Lake City

1:17 pm - 4:24 pmTWF Twin Falls Joslin-ONT Ontario

4h 07m1 stop Salt Lake City

$1,458Delta

Booking Insights

Price, demand and travel trends for Ontario to Twin Falls flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Ontario to Twin Falls? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Ontario to Twin Falls departing in january.

Find deals

High season	October
Cheapest flight	$578

The most popular month to fly with an average 11% increase in travelers.

Round-trip flight from Ontario to Twin Falls

When to book flights from Ontario to Twin Falls

Are your dates flexible? Find out the best times to travel from Ontario to Twin Falls based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Ontario to Twin Falls?
Only Economy Class is available on flights from Ontario to Twin Falls.
Do I need a passport to fly from Ontario to Twin Falls?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
Have flight prices from Ontario to Twin Falls changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $578 to $1,557. That means the highest observed fare was about 3x higher than the lowest one.
Which airports can I use when flying from Ontario to Twin Falls?
Flights from Ontario to Twin Falls usually depart from Ontario (ONT) and arrive at Twin Falls Joslin (TWF).
Which airports do connecting flights from Ontario to Twin Falls pass through?
Most connecting flights from Ontario to Twin Falls pass through Salt Lake City (SLC), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Ontario to Twin Falls?
Yes. Flexible dates can save you up to 49% on flights from Ontario to Twin Falls. Friday is the cheapest departure day at $482 round-trip on average, while Wednesday is the most expensive at $928, a difference of $446.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Ontario and Twin Falls?
Twin Falls is 1 hour ahead of Ontario (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Friday departure and avoid flying on Wednesday. On this route, Friday flights average $482, about $446 less than Wednesday fares (48% savings) based on the last 12 months.
If you can choose when to travel, plan your Ontario to Twin Falls trip for March. Fares historically average $462 round-trip in that month - typically $466 less than the most expensive month, which is October (based on the last 12 months).

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ONT - TWF

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Everything you should know

Cheap Flights from Ontario to Twin Falls (ONT-TWF)

Recent round-trip flight deals from Ontario to Twin Falls

Recent one-way flight deals from Ontario to Twin Falls

Price, demand and travel trends for Ontario to Twin Falls flights

How much is a round-trip flight from Ontario to Twin Falls?

Which airline is the cheapest to fly from Ontario to Twin Falls?

What is the cheapest layover airport when flying from Ontario to Twin Falls?

When flying from Ontario to Twin Falls which airport offers the shortest layover?

Key details for Ontario to Twin Falls flights

High season

Cheapest flight

When to book flights from Ontario to Twin Falls

Your Ontario to Twin Falls flight questions, answered

Your guide to booking Ontario to Twin Falls flights

More options for your flight from Ontario to Twin Falls

Complete your trip to Twin Falls with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Ontario to Twin Falls

Find direct flights to and from Ontario and Twin Falls

Flights from domestic origins to Twin Falls

Flights to other popular destinations