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

Flights from Seattle to Twin Falls usually depart from Seattle/Tacoma Intl (SEA) and arrive at Twin Falls Joslin (TWF).

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

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

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

Most connecting flights from Seattle to Twin Falls pass through Salt Lake City (SLC), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

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

Yes. Being flexible with your travel dates can save you up to 55% on the Seattle to Twin Falls route. Tuesday is the cheapest departure day at $306 round-trip on average, while Sunday is the most expensive at $672, a difference of $366. 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 Seattle 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 Seattle 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 $416 to $2,937. That means the highest observed fare was about 7x higher than the lowest one.

What is the time difference between Seattle and Twin Falls?

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

How much should I expect to pay for a Seattle to Twin Falls flight?

Round-trip flights from Seattle to Twin Falls range from $512 to $672, with an average of $626 over the past 12 months. Anything below $512 counts as a good deal.

What is the cheapest airline to fly from Seattle to Twin Falls?

Delta ($416) offered the cheapest round-trip ticket from Seattle to Twin Falls in the last 5 days.

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

Flights via Salt Lake City (SLC) offer the most affordable fares, with an average round-trip price of $592. Based on KAYAK data over the past 3 months.

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

Salt Lake City (SLC) had the shortest average connection time for Seattle to Twin Falls layovers at 166 minutes over the past 3 months.

$416 CHEAP FLIGHTS from Seattle to Twin Falls (SEA - TWF)

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Cheapest round-trip

$416

Typical prices: $512-$672

Delta

Fri 11/9Thu 1/11

SEA - TWF • 1 stop

When to travel

October

Cheapest • 22% price drop

May

Most popular

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Flight Deals

Cheap Flights from Seattle to Twin Falls (SEA-TWF)

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Seattle to Twin Falls

Mon, Nov 9 - Mon, Jan 11

5:35 am - 12:21 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

5h 46m1 stop Salt Lake City

1:17 pm - 4:53 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

4h 36m1 stop Salt Lake City

$416Delta

Thu, Sep 24 - Mon, Sep 28

9:45 pm - 12:00 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

13h 15m1 stop Las Vegas Harry Reid Intl

1:45 pm - 3:08 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

26h 23m2 stops Las Vegas Harry Reid Intl Denver Intl

$434Multiple Airlines

Thu, Sep 24 - Mon, Sep 28

9:45 pm - 12:00 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

13h 15m1 stop Las Vegas Harry Reid Intl

1:45 pm - 9:42 amTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

20h 57m1 stop Las Vegas Harry Reid Intl

$480Multiple Airlines

Mon, Sep 28 - Fri, Oct 2

5:45 am - 12:23 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

5h 38m1 stop Salt Lake City

6:16 am - 8:59 amTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

3h 43m1 stop Salt Lake City

$626Delta

Mon, Nov 9 - Mon, Jan 11

5:35 am - 12:21 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

5h 46m1 stop Salt Lake City

1:17 pm - 6:55 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

6h 38m2 stops Salt Lake City Portland

$761Delta

Tue, Sep 29 - Sat, Oct 3

7:15 am - 12:23 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

4h 08m1 stop Salt Lake City

6:16 am - 8:59 amTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

3h 43m1 stop Salt Lake City

$807Delta

Fri, Sep 25 - Tue, Sep 29

1:30 pm - 10:18 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

7h 48m2 stops Portland Salt Lake City

1:17 pm - 4:50 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

4h 33m1 stop Salt Lake City

$831Delta

Fri, Sep 25 - Tue, Sep 29

5:45 am - 12:23 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

5h 38m1 stop Salt Lake City

1:17 pm - 6:36 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

6h 19m1 stop Salt Lake City

$847Delta

Tue, Sep 29 - Sat, Oct 3

5:45 am - 12:23 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

5h 38m1 stop Salt Lake City

6:16 am - 12:37 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

7h 21m2 stops Salt Lake City Portland

$851Delta

Wed, Nov 25 - Sat, Nov 28

5:40 pm - 10:19 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

3h 39m1 stop Salt Lake City

11:37 am - 2:55 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

4h 18m1 stop Salt Lake City

$887Delta

Booking Insights

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

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

Prices

Airlines

Layovers

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

Round-trip flights from Seattle to Twin Falls start at $416. Prices are below average for this route right now, with typical round-trip fares ranging from $512 to $672. The lowest price found in the past 5 days was $416 on Delta.

Find deals

Low season	August
High season	May

When to book flights from Seattle to Twin Falls

Are your dates flexible? Find out the best times to travel from Seattle 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.

Which airports can I use when flying from Seattle to Twin Falls?
Flights from Seattle to Twin Falls usually depart from Seattle/Tacoma Intl (SEA) and arrive at Twin Falls Joslin (TWF).
What cabin classes can I book on flights from Seattle to Twin Falls?
Only Economy Class is available on flights from Seattle to Twin Falls.
Which airports do connecting flights from Seattle to Twin Falls pass through?
Most connecting flights from Seattle to Twin Falls pass through Salt Lake City (SLC), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from Seattle to Twin Falls?
Yes. Being flexible with your travel dates can save you up to 55% on the Seattle to Twin Falls route. Tuesday is the cheapest departure day at $306 round-trip on average, while Sunday is the most expensive at $672, a difference of $366. 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 Seattle 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 Seattle 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 $416 to $2,937. That means the highest observed fare was about 7x higher than the lowest one.
What is the time difference between Seattle and Twin Falls?
Twin Falls is 1 hour ahead of Seattle (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.
How much should I expect to pay for a Seattle to Twin Falls flight?
Round-trip flights from Seattle to Twin Falls range from $512 to $672, with an average of $626 over the past 12 months. Anything below $512 counts as a good deal.

If your dates can be flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average $306 - about $366 less than Sunday (54% savings) based on the last 12 months.
If you can choose when to travel, plan your Seattle to Twin Falls trip for October. Fares historically average $487 round-trip in that month - typically $185 less than the most expensive month, which is April (based on the last 12 months).

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SEA - TWF

$416 Find Cheap Flights from Seattle to Twin Falls - Compare and Save

Everything you should know

Cheap Flights from Seattle to Twin Falls (SEA-TWF)

Recent round-trip flight deals from Seattle to Twin Falls

Recent one-way flight deals from Seattle to Twin Falls

Recent last minute flight deals from Seattle to Twin Falls

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

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

What is the cheapest airline to fly from Seattle to Twin Falls?

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

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

Key details for Seattle to Twin Falls flights

Low season

High season

When to book flights from Seattle to Twin Falls

Your Seattle to Twin Falls flight questions, answered

Your guide to booking Seattle to Twin Falls flights

More options for your flight from Seattle 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 Seattle to Twin Falls

Find direct flights to and from Seattle and Twin Falls

Flights from domestic origins to Twin Falls

Flights to other popular destinations

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