How many flights depart from Seattle to Worldwide on average per week?

The number of flights available between Seattle and Worldwide is 1,960 per week as of March 2026. The most frequent departure day is Sun, with 23% of weekly flights leaving on this day.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Worldwide?

Southwest, Delta, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Worldwide

What airlines fly to Worldwide?

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to Worldwide from Seattle according to our data. Alaska Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Worldwide. Keep in mind that there are 65 different airlines that fly to Worldwide on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Seattle/Tacoma Intl Airport to Worldwide were last updated today.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Worldwide?

There are 17 operators available for flights from Seattle/Tacoma Intl Airport to Worldwide as of March 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Worldwide?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Worldwide.

What documentation or ID do you need to fly to Worldwide?

The necessary travel and health documents for your Worldwide trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$50 Cheap Flights from Seattle to Worldwide in 2026

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Find the cheapest flights from Seattle to Worldwide

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:57 am - 1:45 pm

SEA

LAX

2h 48mnonstop

2:45 pm - 5:42 pm

LAX

SEA

2h 57mnonstop

$97Frontier

週二, 4月 21 - 週六, 4月 25

7:12 pm - 11:14 pm

SEA

LAX

28h 02m

1 stop

2:45 pm - 5:42 pm

LAX

SEA

2h 57mnonstop

$98Frontier

週二, 4月 21 - 週四, 4月 30

5:17 pm - 8:00 pm

SEA

LAS

2h 43mnonstop

7:00 am - 9:51 am

LAS

SEA

2h 51mnonstop

$117Alaska Airlines

週日, 4月 26 - 週二, 4月 28

1:50 pm - 4:45 pm

SEA

PHX

2h 55mnonstop

3:55 pm - 7:05 pm

PHX

SEA

3h 10mnonstop

$117Delta

週五, 5月 1 - 週五, 5月 8

7:00 am - 9:22 am

SEA

SFO

2h 22mnonstop

5:55 am - 8:13 am

SFO

SEA

2h 18mnonstop

$119Delta

週四, 4月 23 - 週日, 4月 26

8:05 pm - 10:28 pm

SEA

SFO

2h 23mnonstop

5:31 pm - 7:46 pm

SFO

SEA

2h 15mnonstop

$123Alaska Airlines

週二, 4月 28 - 週二, 5月 5

8:38 am - 10:57 am

SEA

SFO

2h 19mnonstop

10:35 pm - 1:12 am

SFO

SEA

2h 37mnonstop

$131United Airlines

週一, 5月 18 - 週三, 5月 20

12:08 pm - 8:29 pm

SEA

EWR

5h 21mnonstop

8:49 pm - 11:59 pm

EWR

SEA

6h 10mnonstop

$237United Airlines

週二, 4月 21 - 週二, 5月 5

7:00 am - 8:03 pm

SEA

JFK

10h 03m

1 stop

9:03 am - 2:27 pm

JFK

SEA

8h 24m

1 stop

$253American Airlines

週五, 4月 17 - 週三, 4月 22

11:16 am - 10:28 pm

SEA

EWR

8h 12m

1 stop

7:10 am - 12:29 pm

EWR

SEA

8h 19m

1 stop

$254American Airlines

週六, 4月 18 - 週六, 4月 25

Frontier flights from Seattle to Worldwide

Our best Frontier deals on Seattle to Worldwide flight tickets

Frontier

Apr 21

SEA10:57 amSeattle/Tacoma Intl

2h 48m

LAX1:45 pmLos Angeles Los Angeles

Apr 25

LAX2:45 pmLos Angeles Los Angeles

2h 57m

SEA5:42 pmSeattle/Tacoma Intl

$97

Frontier

Apr 21

SEA7:12 pmSeattle/Tacoma Intl

28h 02m

1 stop

LAX11:14 pmLos Angeles Los Angeles

Apr 30

LAX2:45 pmLos Angeles Los Angeles

2h 57m

SEA5:42 pmSeattle/Tacoma Intl

$98

Frontier

Apr 21

SEA7:12 pmSeattle/Tacoma Intl

28h 02m

1 stop

LAX11:14 pmLos Angeles Los Angeles

Apr 30

LAX2:45 pmLos Angeles Los Angeles

2h 57m

SEA5:42 pmSeattle/Tacoma Intl

$101

United Airlines flights from Seattle to Worldwide

Our best United Airlines deals on Seattle to Worldwide flight tickets

United Airlines

May 18

SEA8:38 amSeattle/Tacoma Intl

2h 19m

SFO10:57 amSan Francisco

May 20

SFO10:35 pmSan Francisco

2h 37m

SEA1:12 amSeattle/Tacoma Intl

$131

United Airlines

Apr 20

SEA8:42 amSeattle/Tacoma Intl

2h 19m

SFO11:01 amSan Francisco

Apr 23

SFO8:15 amSan Francisco

2h 24m

SEA10:39 amSeattle/Tacoma Intl

$139

United Airlines

Apr 24

SEA7:12 amSeattle/Tacoma Intl

2h 18m

SFO9:30 amSan Francisco

Apr 26

SFO8:15 amSan Francisco

2h 24m

SEA10:39 amSeattle/Tacoma Intl

$143

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

週二 4/21

10:57 am-1:45 pm

Nonstop2h 48m

Los Angeles Los Angeles

週六 4/25

2:45 pm-5:42 pm

Nonstop2h 57m

$97

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

週二 4/21

7:12 pm-11:14 pm

1 stop28h 02m

Los Angeles Los Angeles

週四 4/30

2:45 pm-5:42 pm

Nonstop2h 57m

$98

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

週日 4/26

5:17 pm-8:00 pm

Nonstop2h 43m

Las Vegas Harry Reid Intl

週二 4/28

7:00 am-9:51 am

Nonstop2h 51m

$117

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

週五 5/1

1:50 pm-4:45 pm

Nonstop2h 55m

Phoenix Sky Harbor Intl

週五 5/8

3:55 pm-7:05 pm

Nonstop3h 10m

$117

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

週四 4/23

7:00 am-9:22 am

Nonstop2h 22m

San Francisco

週日 4/26

5:55 am-8:13 am

Nonstop2h 18m

$119

Quickest round-trip

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

週二 4/28

8:05 pm-10:28 pm

Nonstop2h 23m

San Francisco

週二 5/5

5:31 pm-7:46 pm

Nonstop2h 15m

$123

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

週一 5/18

8:38 am-10:57 am

Nonstop2h 19m

San Francisco

週三 5/20

10:35 pm-1:12 am

Nonstop2h 37m

$131

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

週二 4/21

12:08 pm-8:29 pm

Nonstop5h 21m

Newark

週二 5/5

8:49 pm-11:59 pm

Nonstop6h 10m

$237

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

週五 4/17

7:00 am-8:03 pm

1 stop10h 03m

New York John F Kennedy Intl

週三 4/22

9:03 am-2:27 pm

1 stop8h 24m

$253

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

週六 4/18

11:16 am-10:28 pm

1 stop8h 12m

Newark

週六 4/25

7:10 am-12:29 pm

1 stop8h 19m

$254

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Worldwide

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

Prices

Airlines

Other information

What is the cheapest Seattle/Tacoma Intl to Worldwide flight route?

Fly from Seattle/Tacoma Intl to Eugene for the best Seattle/Tacoma Intl - Worldwide flight prices

What cabin class options are available on Seattle/Tacoma Intl to Worldwide flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Worldwide flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Worldwide flights?

No. A direct flight is the cheapest option for a flight between Seattle to Worldwide.

Cheap Seattle to Worldwide flight deals and tips

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

Best Price Found	$88
Fastest flight time	0h 49m
Direct flights	Every day
Airports in Worldwide	12,869 airports

The best one-way flight to Worldwide from Seattle in the past 72 hours is $88. The best round-trip flight deal from Seattle to Worldwide found on momondo in the last 72 hours is $79.

The fastest flight from Seattle to Worldwide takes 0h 49m

Direct flights go from Seattle to Worldwide every day.

There are 12,869 airports in Worldwide. From Seattle there are direct flights to San Francisco (SFO).

Search flight deals

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Worldwide?
Prices for flights from Seattle/Tacoma Intl Airport to Worldwide were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Worldwide?
There are 17 operators available for flights from Seattle/Tacoma Intl Airport to Worldwide as of March 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Worldwide?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Worldwide.
What documentation or ID do you need to fly to Worldwide?
The necessary travel and health documents for your Worldwide trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Worldwide?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Worldwide is Boeing 737-800 Passenger/BBJ2 (winglets), representing 17.04% of all bookings. The subsequent popular models are Airbus A321neo at 12.19%, Boeing 787-9 Dreamliner at 8.44%, and Boeing 737 MAX 8 at 7.61%.

Why use momondo?

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

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 Seattle to Worldwide for you.

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

Yes. All flights to Worldwide from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Worldwide?

momondo helps you find the best flight between Seattle and Worldwide by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Worldwide from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.