How do I get Price Alerts for flights from Twin Falls to Seattle?

Confirm your travel details to search for the latest offers for flights from Twin Falls to Seattle . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Twin Falls to Seattle with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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.

$316 Cheap Flights from Twin Falls to Seattle in 2026

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.

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

4h 33m1 stop Salt Lake City

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

4h 08m1 stop Salt Lake City

$316Delta

Wed, Sep 16 - Tue, Sep 22

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

3h 43m1 stop Salt Lake City

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

5h 38m1 stop Salt Lake City

$326Delta

Wed, Sep 30 - 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

$362Delta

Thu, Oct 1 - Mon, Oct 5

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

4h 33m1 stop Salt Lake City

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

4h 08m1 stop Salt Lake City

$376Delta

Wed, Sep 16 - Tue, Sep 22

11:37 am - 2:50 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

4h 13m1 stop Salt Lake City

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

5h 38m1 stop Salt Lake City

$461Delta

Sun, Sep 6 - Sat, Sep 12

3:26 pm - 6:44 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

4h 18m1 stop Salt Lake City

5:45 am - 10:47 amSEA Seattle/Tacoma Intl-TWF Twin Falls Joslin

4h 02m1 stop Salt Lake City

$517Delta

Thu, Sep 3 - Mon, Sep 7

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

$651Delta

Wed, Sep 16 - Tue, Sep 22

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

6h 48m2 stops Salt Lake City Portland

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

5h 38m1 stop Salt Lake City

$661Delta

Wed, Sep 30 - Sun, Oct 4

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

$662Delta

Wed, Sep 16 - Tue, Sep 22

1:17 pm - 10:05 pmTWF Twin Falls Joslin-SEA Seattle/Tacoma Intl

9h 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

$671Delta

Thu, Oct 1 - Mon, Oct 5

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Delta flights from Twin Falls to Seattle

Our best Delta deals on Twin Falls to Seattle flight tickets

Delta

Sep 16

TWF1:17 pmTwin Falls Joslin

4h 33m

1 stop

SEA4:50 pmSeattle/Tacoma Intl

Sep 22

SEA7:15 amSeattle/Tacoma Intl

4h 08m

1 stop

TWF12:23 pmTwin Falls Joslin

$316

Delta

Sep 30

TWF6:16 amTwin Falls Joslin

3h 43m

1 stop

SEA8:59 amSeattle/Tacoma Intl

Oct 4

SEA5:45 amSeattle/Tacoma Intl

5h 38m

1 stop

TWF12:23 pmTwin Falls Joslin

$326

Delta

Oct 1

TWF1:17 pmTwin Falls Joslin

6h 19m

1 stop

SEA6:36 pmSeattle/Tacoma Intl

Oct 5

SEA5:45 amSeattle/Tacoma Intl

5h 38m

1 stop

TWF12:23 pmTwin Falls Joslin

$362

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Wed 9/16

1:17 pm-4:50 pm

1 stop4h 33m

Seattle/Tacoma Intl

Tue 9/22

7:15 am-12:23 pm

1 stop4h 08m

$316

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Wed 9/30

6:16 am-8:59 am

1 stop3h 43m

Seattle/Tacoma Intl

Sun 10/4

5:45 am-12:23 pm

1 stop5h 38m

$326

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Thu 10/1

1:17 pm-6:36 pm

1 stop6h 19m

Seattle/Tacoma Intl

Mon 10/5

5:45 am-12:23 pm

1 stop5h 38m

$362

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Wed 9/16

1:17 pm-4:50 pm

1 stop4h 33m

Seattle/Tacoma Intl

Tue 9/22

7:15 am-12:23 pm

1 stop4h 08m

$376

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Sun 9/6

11:37 am-2:50 pm

1 stop4h 13m

Seattle/Tacoma Intl

Sat 9/12

5:45 am-12:23 pm

1 stop5h 38m

$461

Quickest round-trip

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Thu 9/3

3:26 pm-6:44 pm

1 stop4h 18m

Seattle/Tacoma Intl

Mon 9/7

5:45 am-10:47 am

1 stop4h 02m

$517

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Wed 9/16

1:17 pm-7:05 pm

2 stops6h 48m

Seattle/Tacoma Intl

Tue 9/22

7:15 am-12:23 pm

1 stop4h 08m

$651

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Wed 9/30

1:17 pm-7:05 pm

2 stops6h 48m

Seattle/Tacoma Intl

Sun 10/4

5:45 am-12:23 pm

1 stop5h 38m

$661

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Wed 9/16

1:17 pm-6:36 pm

1 stop6h 19m

Seattle/Tacoma Intl

Tue 9/22

7:15 am-12:23 pm

1 stop4h 08m

$662

Twin FallsSeattle

TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl

TWFSEA

Twin Falls Joslin

Thu 10/1

1:17 pm-10:05 pm

2 stops9h 48m

Seattle/Tacoma Intl

Mon 10/5

7:15 am-12:23 pm

1 stop4h 08m

$671

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Best Price Found	$316
Fastest flight time	3h 43m
Direct flights	None

The best flight deal from Twin Falls to Seattle found on momondo in the last 72 hours is $316

The fastest flight from Twin Falls to Seattle takes 3h 43m

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 43m.
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.

Frequently asked questions about flying from Twin Falls to Seattle

How do I get Price Alerts for flights from Twin Falls to Seattle?
Confirm your travel details to search for the latest offers for flights from Twin Falls to Seattle. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Twin Falls to Seattle with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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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.