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.

$302 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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:45 am - 4:41 pm

TWF

SEA

5h 56m

1 stop

5:30 am - 10:52 am

SEA

TWF

4h 22m

1 stop

$376Delta

Thu, Mar 12 - Mon, Mar 16

6:15 am - 12:25 pm

TWF

SEA

7h 10m

1 stop

5:30 am - 10:52 am

SEA

TWF

4h 22m

1 stop

$406Delta

Thu, Mar 12 - Mon, Mar 16

6:15 am - 11:47 am

TWF

SEA

6h 32m

2 stops

5:30 am - 10:52 am

SEA

TWF

4h 22m

1 stop

$661Delta

Thu, Mar 12 - Mon, Mar 16

3:25 pm - 6:28 pm

TWF

SEA

4h 03m

1 stop

7:25 am - 2:34 pm

SEA

TWF

6h 09m

2 stops

$691Delta

Thu, Mar 12 - Mon, Mar 16

3:44 pm - 6:29 pm

TWF

SEA

3h 45m

1 stop

8:30 am - 2:59 pm

SEA

TWF

5h 29m

1 stop

$841Delta

Mon, Mar 2 - Fri, Mar 6

6:00 am - 12:42 pm

TWF

SEA

7h 42m

2 stops

4:40 pm - 10:47 pm

SEA

TWF

5h 07m

1 stop

$895Delta

Mon, Mar 2 - Fri, Mar 6

6:15 am - 11:47 am

TWF

SEA

6h 32m

2 stops

7:25 am - 2:34 pm

SEA

TWF

6h 09m

2 stops

$975Delta

Thu, Mar 12 - Mon, Mar 16

3:44 pm - 8:44 pm

TWF

SEA

6h 00m

2 stops

7:25 am - 2:59 pm

SEA

TWF

6h 34m

2 stops

$1,065Delta

Mon, Mar 2 - Fri, Mar 6

Delta flights from Twin Falls to Seattle

Our best Delta deals on Twin Falls to Seattle flight tickets

Delta

Mar 12

TWF11:45 amTwin Falls Joslin

5h 56m

1 stop

SEA4:41 pmSeattle/Tacoma Intl

Mar 16

SEA5:30 amSeattle/Tacoma Intl

4h 22m

1 stop

TWF10:52 amTwin Falls Joslin

$376

Delta

Mar 12

TWF6:15 amTwin Falls Joslin

7h 10m

1 stop

SEA12:25 pmSeattle/Tacoma Intl

Mar 16

SEA5:30 amSeattle/Tacoma Intl

4h 22m

1 stop

TWF10:52 amTwin Falls Joslin

$406

Delta

Mar 12

TWF6:15 amTwin Falls Joslin

6h 32m

2 stops

SEA11:47 amSeattle/Tacoma Intl

Mar 16

SEA5:30 amSeattle/Tacoma Intl

4h 22m

1 stop

TWF10:52 amTwin Falls Joslin

$661

Fly from

Fly to

Route

Depart

Return

Price

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Thu 3/12

11:45 am-4:41 pm

1 stop5h 56m

Seattle/Tacoma Intl

Mon 3/16

5:30 am-10:52 am

1 stop4h 22m

$376

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Thu 3/12

6:15 am-12:25 pm

1 stop7h 10m

Seattle/Tacoma Intl

Mon 3/16

5:30 am-10:52 am

1 stop4h 22m

$406

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Thu 3/12

6:15 am-11:47 am

2 stops6h 32m

Seattle/Tacoma Intl

Mon 3/16

5:30 am-10:52 am

1 stop4h 22m

$661

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Thu 3/12

3:25 pm-6:28 pm

1 stop4h 03m

Seattle/Tacoma Intl

Mon 3/16

7:25 am-2:34 pm

2 stops6h 09m

$691

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Mon 3/2

3:44 pm-6:29 pm

1 stop3h 45m

Seattle/Tacoma Intl

Fri 3/6

8:30 am-2:59 pm

1 stop5h 29m

$841

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Mon 3/2

6:00 am-12:42 pm

2 stops7h 42m

Seattle/Tacoma Intl

Fri 3/6

4:40 pm-10:47 pm

1 stop5h 07m

$895

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Thu 3/12

6:15 am-11:47 am

2 stops6h 32m

Seattle/Tacoma Intl

Mon 3/16

7:25 am-2:34 pm

2 stops6h 09m

$975

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Mon 3/2

3:44 pm-8:44 pm

2 stops6h 00m

Seattle/Tacoma Intl

Fri 3/6

7:25 am-2:59 pm

2 stops6h 34m

$1,065

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Sat 6/13

3:26 pm-6:29 pm

1 stop4h 03m

$302

Twin FallsSeattle

TWF - SEA

TWFSEA

Twin Falls Joslin

Sat 6/13

11:37 am-6:52 pm

2 stops8h 15m

$583

Flights are sorted by cheapest round-trip flights first.

Sorted 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	7h 10m
Direct flights	None

The fastest flight from Twin Falls to Seattle takes 7h 10m

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

Search flight deals

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 7h 10m.
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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Renton

Olympia

Lynnwood

Kent

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Cle Elum

Lakewood

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Westport

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Fife

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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.