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

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

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

Two cabin classes are available on flights from Twin Falls to Seattle: • Economy Class • First Class

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

Most connecting flights from Twin Falls to Seattle 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 Twin Falls to Seattle?

On the Twin Falls to Seattle route, being flexible with your departure day can save you up to 28%. Saturday is the cheapest day at $442 round-trip on average, while Thursday is the most expensive at $612: a $170 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

What popular places can I visit in Seattle?

Some of the most popular sights in Seattle are Pike Place Market, Pier 66 and Lumen Field. These are among the most viewed places in Seattle on KAYAK.

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

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 Twin Falls to Seattle 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 $366 to $3,252. That means the highest observed fare was about 9x higher than the lowest one.

How are flight prices from Twin Falls to Seattle looking right now?

One-way fares from Twin Falls to Seattle are currently higher than usual. Average one-way flight prices are about $662, which is 96% above the typical average for this route.

What is the time difference between Twin Falls and Seattle?

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

What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include: • Fox • Europcar • Thrifty • Budget • Dollar

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

Delta ($366) offered the cheapest round-trip ticket from Twin Falls to Seattle in the last 5 days.

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

Flights via Salt Lake City (SLC) offer the most affordable fares, with an average round-trip price of $695. Based on KAYAK data over the past 3 months.

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

Salt Lake City (SLC) had the shortest average connection time for Twin Falls to Seattle layovers at 154 minutes over the past 3 months.

$273 CHEAP FLIGHTS from Twin Falls to Seattle (TWF - SEA)

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Cheapest round-trip

$366

Typical prices: $492-$532

Delta

Sat 9/29Wed 10/3

TWF - SEA • 1 stop

Cheapest one-way

$661

Typical prices: $302-$493

Delta

Sat 10/13

TWF - SEA • 2 stops

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Flight Deals

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

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

Round-trip

One-way

Recent round-trip flight deals from Twin Falls to Seattle

Tue, Sep 29 - Sat, Oct 3

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

6h 19m1 stop Salt Lake City

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

5h 38m1 stop Salt Lake City

$366Delta

Sat, Oct 24 - Mon, Oct 26

1:17 pm - 7:02 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

6h 45m1 stop Salt Lake City

5:30 am - 12:25 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

5h 55m1 stop Salt Lake City

$408Delta

Tue, Sep 29 - Sat, Oct 3

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

6h 19m1 stop Salt Lake City

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

4h 08m1 stop Salt Lake City

$486Delta

Mon, Nov 23 - Sun, Nov 29

1:45 pm - 9:03 amTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

20h 18m2 stops Las Vegas Harry Reid Intl Ontario

9:53 pm - 12:00 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

13h 07m1 stop Las Vegas Harry Reid Intl

$532Multiple Airlines

Mon, Nov 23 - Sun, Nov 29

1:45 pm - 12:37 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

23h 52m1 stop Las Vegas Harry Reid Intl

9:53 pm - 12:00 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

13h 07m1 stop Las Vegas Harry Reid Intl

$534Multiple Airlines

Fri, Oct 9 - Fri, Oct 16

1:17 pm - 6:52 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

6h 35m1 stop Salt Lake City

5:30 am - 12:25 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

5h 55m1 stop Salt Lake City

$546Delta

Sat, Oct 24 - Mon, Oct 26

1:17 pm - 7:05 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

6h 48m2 stops Salt Lake City Portland

7:15 am - 12:25 pmSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

4h 10m1 stop Salt Lake City

$677Delta

Tue, Sep 29 - Sat, Oct 3

1:17 pm - 7:05 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

6h 48m2 stops Salt Lake City Portland

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

4h 08m1 stop Salt Lake City

$711Delta

Tue, Sep 29 - Sat, Oct 3

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

4h 33m1 stop Salt Lake City

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

7h 48m2 stops Portland Salt Lake City

$831Delta

Tue, Sep 29 - Sun, Oct 4

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

6h 19m1 stop Salt Lake City

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

5h 38m1 stop Salt Lake City

$857Delta

Booking Insights

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

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

Prices

Airlines

Layovers

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

Round-trip flights from Twin Falls to Seattle start at $366. Prices are below average for this route right now, with typical round-trip fares ranging from $492 to $532. The lowest price found in the past 5 days was $366 on Delta.

Find deals

Cheapest flight	$661

Flight from Twin Falls to Seattle

When to book flights from Twin Falls to Seattle

Are your dates flexible? Find out the best times to travel from Twin Falls to Seattle 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 Twin Falls to Seattle?
Flights from Twin Falls to Seattle usually depart from Twin Falls Joslin (TWF) and arrive at Seattle/Tacoma Intl (SEA).
What cabin classes can I book on flights from Twin Falls to Seattle?
Two cabin classes are available on flights from Twin Falls to Seattle:

• Economy Class
• First Class
Which airports do connecting flights from Twin Falls to Seattle pass through?
Most connecting flights from Twin Falls to Seattle 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 Twin Falls to Seattle?
On the Twin Falls to Seattle route, being flexible with your departure day can save you up to 28%. Saturday is the cheapest day at $442 round-trip on average, while Thursday is the most expensive at $612: a $170 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
What popular places can I visit in Seattle?
Some of the most popular sights in Seattle are Pike Place Market, Pier 66 and Lumen Field. These are among the most viewed places in Seattle on KAYAK.
Do I need a passport to fly from Twin Falls to Seattle?
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 Twin Falls to Seattle 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 $366 to $3,252. That means the highest observed fare was about 9x higher than the lowest one.
How are flight prices from Twin Falls to Seattle looking right now?
One-way fares from Twin Falls to Seattle are currently higher than usual. Average one-way flight prices are about $662, which is 96% above the typical average for this route.
What is the time difference between Twin Falls and Seattle?
Seattle is 1 hour behind Twin Falls (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?
Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
• Fox
• Europcar
• Thrifty
• Budget
• Dollar

If your dates can be flexible, aim for a Saturday departure instead of Thursday. On this route, Saturday flights average $442 - about $170 less than Thursday (28% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.
- Seattle Airport Marriott
- Coast Gateway Hotel
- Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

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TWF - SEA

$273 Find Cheap Flights from Twin Falls to Seattle - Compare and Save

Everything you should know

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

Recent round-trip flight deals from Twin Falls to Seattle

Recent one-way flight deals from Twin Falls to Seattle

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

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

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

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

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

Key details for Twin Falls to Seattle flights

Cheapest flight

When to book flights from Twin Falls to Seattle

Your Twin Falls to Seattle flight questions, answered

Your guide to booking Twin Falls to Seattle flights

More options for your flight from Twin Falls to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Information on your arrival and departure airports

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