When did momondo last update prices for flights from Twin Falls Joslin Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Twin Falls Joslin Airport to Seattle/Tacoma Intl Airport are updated daily.

How old do you have to be to fly from Twin Falls Joslin Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Twin Falls Joslin Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$362 Cheap Flights from Twin Falls to Seattle in 2026

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Find the cheapest flights from Twin Falls to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:40 pm - 9:27 am

TWF

SEA

20h 47m

2 stops

9:54 pm - 12:00 pm

SEA

TWF

13h 06m

1 stop

$382Multiple Airlines

Fri, Apr 17 - Sun, Apr 19

1:40 pm - 9:27 am

TWF

SEA

20h 47m

2 stops

9:54 pm - 12:00 pm

SEA

TWF

13h 06m

1 stop

$383Multiple Airlines

Fri, Apr 17 - Sun, Apr 19

1:40 pm - 9:44 pm

TWF

SEA

9h 04m

1 stop

9:54 pm - 12:00 pm

SEA

TWF

13h 06m

1 stop

$404Multiple Airlines

Fri, Apr 17 - Sun, Apr 19

1:40 pm - 9:44 pm

TWF

SEA

9h 04m

1 stop

9:54 pm - 12:00 pm

SEA

TWF

13h 06m

1 stop

$405Multiple Airlines

Fri, Apr 17 - Sun, Apr 19

11:45 am - 4:48 pm

TWF

SEA

6h 03m

1 stop

5:35 am - 10:47 am

SEA

TWF

4h 12m

1 stop

$406Delta

Thu, Apr 23 - Wed, Apr 29

3:25 pm - 6:30 pm

TWF

SEA

4h 05m

1 stop

5:35 am - 10:47 am

SEA

TWF

4h 12m

1 stop

$446Delta

Thu, Apr 16 - Wed, Apr 22

6:15 am - 9:15 am

TWF

SEA

4h 00m

1 stop

4:36 pm - 10:14 pm

SEA

TWF

4h 38m

1 stop

$592Delta

Sat, Apr 18 - Wed, Apr 22

11:45 am - 4:48 pm

TWF

SEA

6h 03m

1 stop

5:35 am - 12:23 pm

SEA

TWF

5h 48m

1 stop

$596Delta

Fri, Apr 17 - Tue, Apr 21

11:45 am - 8:50 pm

TWF

SEA

10h 05m

2 stops

5:35 am - 10:47 am

SEA

TWF

4h 12m

1 stop

$671Delta

Thu, Apr 23 - Wed, Apr 29

3:25 pm - 6:30 pm

TWF

SEA

4h 05m

1 stop

7:15 am - 2:39 pm

SEA

TWF

6h 24m

2 stops

$721Delta

Thu, Apr 16 - Wed, Apr 22

Delta flights from Twin Falls to Seattle

Our best Delta deals on Twin Falls to Seattle flight tickets

Delta

Apr 23

TWF11:45 amTwin Falls Joslin

6h 03m

1 stop

SEA4:48 pmSeattle/Tacoma Intl

Apr 29

SEA5:35 amSeattle/Tacoma Intl

4h 12m

1 stop

TWF10:47 amTwin Falls Joslin

$406

Delta

Apr 16

TWF3:25 pmTwin Falls Joslin

4h 05m

1 stop

SEA6:30 pmSeattle/Tacoma Intl

Apr 22

SEA5:35 amSeattle/Tacoma Intl

4h 12m

1 stop

TWF10:47 amTwin Falls Joslin

$446

Delta

Apr 18

TWF6:15 amTwin Falls Joslin

4h 00m

1 stop

SEA9:15 amSeattle/Tacoma Intl

Apr 22

SEA4:36 pmSeattle/Tacoma Intl

4h 38m

1 stop

TWF10:14 pmTwin Falls Joslin

$592

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 4/17

1:40 pm-9:27 am

2 stops20h 47m

Seattle/Tacoma Intl

Sun 4/19

9:54 pm-12:00 pm

1 stop13h 06m

$382

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 4/17

1:40 pm-9:27 am

2 stops20h 47m

Seattle/Tacoma Intl

Sun 4/19

9:54 pm-12:00 pm

1 stop13h 06m

$383

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 4/17

1:40 pm-9:44 pm

1 stop9h 04m

Seattle/Tacoma Intl

Sun 4/19

9:54 pm-12:00 pm

1 stop13h 06m

$404

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 4/17

1:40 pm-9:44 pm

1 stop9h 04m

Seattle/Tacoma Intl

Sun 4/19

9:54 pm-12:00 pm

1 stop13h 06m

$405

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Thu 4/23

11:45 am-4:48 pm

1 stop6h 03m

Seattle/Tacoma Intl

Wed 4/29

5:35 am-10:47 am

1 stop4h 12m

$406

Quickest round-trip

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Thu 4/16

3:25 pm-6:30 pm

1 stop4h 05m

Seattle/Tacoma Intl

Wed 4/22

5:35 am-10:47 am

1 stop4h 12m

$446

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Sat 4/18

6:15 am-9:15 am

1 stop4h 00m

Seattle/Tacoma Intl

Wed 4/22

4:36 pm-10:14 pm

1 stop4h 38m

$592

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 4/17

11:45 am-4:48 pm

1 stop6h 03m

Seattle/Tacoma Intl

Tue 4/21

5:35 am-12:23 pm

1 stop5h 48m

$596

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Thu 4/23

11:45 am-8:50 pm

2 stops10h 05m

Seattle/Tacoma Intl

Wed 4/29

5:35 am-10:47 am

1 stop4h 12m

$671

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Thu 4/16

3:25 pm-6:30 pm

1 stop4h 05m

Seattle/Tacoma Intl

Wed 4/22

7:15 am-2:39 pm

2 stops6h 24m

$721

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Twin Falls to Seattle

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 airline that flies from Twin Falls Joslin to Seattle/Tacoma Intl?

Delta is the most popular carrier operating from Twin Falls Joslin to Seattle/Tacoma Intl

When to book flights from Twin Falls to Seattle

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

Estimated round-trip price

Cheap Twin Falls to Seattle (TWF to SEA) flight deals and tips

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

Fastest flight time	4h 00m
Direct flights	None

The fastest flight from Twin Falls to Seattle takes 4h 00m

There are no direct flights from Twin Falls to Seattle. There are no popular flight routes from Twin Falls to Seattle.

Search flight deals

Frequently asked questions about flying from Twin Falls to Seattle

How far is Twin Falls Joslin to Seattle/Tacoma Intl by plane?
There are 518.3 mi between Twin Falls Joslin and Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 4h 00m.
When did momondo last update prices for flights from Twin Falls Joslin Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Twin Falls Joslin Airport to Seattle/Tacoma Intl Airport are updated daily.
How old do you have to be to fly from Twin Falls Joslin Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Twin Falls Joslin Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Redmond

Marysville

Puyallup

Cle Elum

Lakewood

Tukwila

Federal Way

Centralia

Fife

Westport

Kirkland

Tumwater

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Twin Falls to Seattle for you.

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

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

How can momondo help me find flights from Twin Falls to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Twin Falls.

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

Yes. momondo can track prices for Twin Falls to Seattle 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.