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.

$291 Cheap Flights from Twin Falls to Seattle in 2026

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0 bags

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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.

1:45 pm - 10:35 am

TWF

SEA

21h 50m

1 stop

8:12 pm - 12:00 pm

SEA

TWF

14h 48m

1 stop

$314Multiple Airlines

Mon, Jun 15 - Sun, Jun 21

1:45 pm - 10:35 am

TWF

SEA

21h 50m

1 stop

11:53 am - 1:00 pm

SEA

TWF

24h 07m

2 stops

$325Multiple Airlines

Mon, Jun 15 - Thu, Jun 18

1:45 pm - 10:35 am

TWF

SEA

21h 50m

1 stop

8:12 pm - 12:00 pm

SEA

TWF

14h 48m

1 stop

$331Multiple Airlines

Fri, Jun 12 - Sun, Jun 21

1:45 pm - 10:35 am

TWF

SEA

21h 50m

1 stop

11:53 am - 1:00 pm

SEA

TWF

24h 07m

2 stops

$342Multiple Airlines

Fri, Jun 12 - Thu, Jun 18

1:45 pm - 10:35 am

TWF

SEA

21h 50m

1 stop

8:12 pm - 1:00 pm

SEA

TWF

15h 48m

1 stop

$347Multiple Airlines

Fri, Jun 12 - Thu, Jun 18

1:45 pm - 1:05 pm

TWF

SEA

24h 20m

2 stops

8:12 pm - 12:00 pm

SEA

TWF

14h 48m

1 stop

$370Multiple Airlines

Mon, Jun 15 - Sun, Jun 21

11:35 am - 2:38 pm

TWF

SEA

4h 03m

1 stop

5:30 am - 10:46 am

SEA

TWF

4h 16m

1 stop

$396Delta

Wed, Jul 22 - Wed, Jul 29

6:15 am - 9:05 am

TWF

SEA

3h 50m

1 stop

5:30 am - 10:46 am

SEA

TWF

4h 16m

1 stop

$416Delta

Fri, Jun 26 - Mon, Jun 29

1:45 pm - 6:26 pm

TWF

SEA

29h 41m

2 stops

8:12 pm - 12:00 pm

SEA

TWF

14h 48m

1 stop

$446Multiple Airlines

Fri, Jun 12 - Sun, Jun 21

11:35 am - 3:21 pm

TWF

SEA

4h 46m

1 stop

7:15 am - 2:34 pm

SEA

TWF

6h 19m

1 stop

$476Delta

Sat, Jun 6 - Wed, Jun 10

Delta flights from Twin Falls to Seattle

Our best Delta deals on Twin Falls to Seattle flight tickets

Delta

Jul 22

TWF11:35 amTwin Falls Joslin

4h 03m

1 stop

SEA2:38 pmSeattle/Tacoma Intl

Jul 29

SEA5:30 amSeattle/Tacoma Intl

4h 16m

1 stop

TWF10:46 amTwin Falls Joslin

$396

Delta

Jun 26

TWF6:15 amTwin Falls Joslin

3h 50m

1 stop

SEA9:05 amSeattle/Tacoma Intl

Jun 29

SEA5:30 amSeattle/Tacoma Intl

4h 16m

1 stop

TWF10:46 amTwin Falls Joslin

$416

Delta

Jun 6

TWF11:35 amTwin Falls Joslin

4h 46m

1 stop

SEA3:21 pmSeattle/Tacoma Intl

Jun 10

SEA7:15 amSeattle/Tacoma Intl

6h 19m

1 stop

TWF2:34 pmTwin Falls Joslin

$476

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Mon 6/15

1:45 pm-10:35 am

1 stop21h 50m

Seattle/Tacoma Intl

Sun 6/21

8:12 pm-12:00 pm

1 stop14h 48m

$314

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Mon 6/15

1:45 pm-10:35 am

1 stop21h 50m

Seattle/Tacoma Intl

Thu 6/18

11:53 am-1:00 pm

2 stops24h 07m

$325

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 6/12

1:45 pm-10:35 am

1 stop21h 50m

Seattle/Tacoma Intl

Sun 6/21

8:12 pm-12:00 pm

1 stop14h 48m

$331

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 6/12

1:45 pm-10:35 am

1 stop21h 50m

Seattle/Tacoma Intl

Thu 6/18

11:53 am-1:00 pm

2 stops24h 07m

$342

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 6/12

1:45 pm-10:35 am

1 stop21h 50m

Seattle/Tacoma Intl

Thu 6/18

8:12 pm-1:00 pm

1 stop15h 48m

$347

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Mon 6/15

1:45 pm-1:05 pm

2 stops24h 20m

Seattle/Tacoma Intl

Sun 6/21

8:12 pm-12:00 pm

1 stop14h 48m

$370

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Wed 7/22

11:35 am-2:38 pm

1 stop4h 03m

Seattle/Tacoma Intl

Wed 7/29

5:30 am-10:46 am

1 stop4h 16m

$396

Quickest round-trip

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 6/26

6:15 am-9:05 am

1 stop3h 50m

Seattle/Tacoma Intl

Mon 6/29

5:30 am-10:46 am

1 stop4h 16m

$416

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Fri 6/12

1:45 pm-6:26 pm

2 stops29h 41m

Seattle/Tacoma Intl

Sun 6/21

8:12 pm-12:00 pm

1 stop14h 48m

$446

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Sat 6/6

11:35 am-3:21 pm

1 stop4h 46m

Seattle/Tacoma Intl

Wed 6/10

7:15 am-2:34 pm

1 stop6h 19m

$476

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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	3h 50m
Direct flights	None

The fastest flight from Twin Falls to Seattle takes 3h 50m

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 3h 50m.
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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Lynnwood

Redmond

Kent

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Lakewood

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Marysville

Cle Elum

Federal Way

Fife

Centralia

Westport

Shoreline

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.