What airlines fly to Worldwide?

Alaska Airlines, Delta and Frontier 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 42% of people opting to fly with this airline when traveling to Worldwide. Keep in mind that there are 36 different airlines that fly to Worldwide on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between Seattle and Worldwide is 1,735 per week as of August 2026. The most frequent departure day is Mon, with 27% of weekly flights leaving on this day.

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

As of August 2026, 247 flights take off from Seattle and land in Worldwide each day. The most common flight departure time for this route is 5:00PM, with 50% of daily flights taking off in the afternoon.

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

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

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 August 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.

$63 Cheap Flights from Seattle to Worldwide in 2026

Discover deals from 900+ travel sites with momondo.

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.

9:16 pm - 11:56 pm-

2h 40mnonstop

3:00 pm - 8:01 pm-

5h 01m

$114Frontier

Tue, Nov 17 - Thu, Nov 19

9:45 pm - 12:25 am-

2h 40mnonstop

10:03 am - 8:40 pm-

10h 37m

$115Frontier

Sat, Sep 19 - Mon, Sep 21

5:51 pm - 8:18 pm-

2h 27mnonstop

2:15 pm - 4:30 pm-

2h 15mnonstop

$167Delta

Tue, Sep 15 - Thu, Sep 24

1:16 pm - 3:32 pm-

2h 16mnonstop

7:41 am - 9:59 am-

2h 18mnonstop

$172United Airlines

Fri, Sep 4 - Mon, Sep 7

7:15 am - 9:34 am-

2h 19mnonstop

2:15 pm - 4:30 pm-

2h 15mnonstop

$174Delta

Fri, Sep 11 - Wed, Sep 23

9:57 am - 1:02 pm-

3h 05mnonstop

4:06 pm - 7:14 pm-

3h 08mnonstop

$192Alaska Airlines

Thu, Aug 27 - Thu, Aug 27

8:40 am - 2:46 pm-

4h 06mnonstop

5:59 pm - 8:21 pm-

4h 22mnonstop

$282Alaska Airlines

Fri, Aug 28 - Tue, Sep 1

9:45 am - 9:15 pm-

14h 30m

9:30 pm - 1:25 pm-

12h 55m

$437Southwest

Mon, Aug 31 - Sat, Sep 5

12:15 pm - 9:04 pm-

10h 49m

2:25 pm - 12:33 am-

8h 08m

$438United Airlines

Tue, Dec 1 - Thu, Dec 10

8:40 am - 9:15 pm-

15h 35m

9:30 pm - 8:35 am-

8h 05m

$441Southwest

Sun, Sep 13 - Sun, Sep 20

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Frontier flights from Seattle to Worldwide

Our best Frontier deals on Seattle to Worldwide flight tickets

Frontier

Nov 17

SEA9:16 pmSeattle/Tacoma Intl

2h 40m

LAS11:56 pmLas Vegas Harry Reid Intl

Nov 19

LAS3:00 pmLas Vegas Harry Reid Intl

5h 01m

1 stop

SEA8:01 pmSeattle/Tacoma Intl

$114

Frontier

Sep 19

SEA9:45 pmSeattle/Tacoma Intl

2h 40m

LAS12:25 amLas Vegas Harry Reid Intl

Sep 21

LAS10:03 amLas Vegas Harry Reid Intl

10h 37m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

$115

Frontier

Aug 29

SEA8:53 pmSeattle/Tacoma Intl

2h 41m

LAS11:34 pmLas Vegas Harry Reid Intl

Aug 31

LAS7:45 amLas Vegas Harry Reid Intl

2h 54m

SEA10:39 amSeattle/Tacoma Intl

$116

Alaska Airlines flights from Seattle to Worldwide

Our best Alaska Airlines deals on Seattle to Worldwide flight tickets

Alaska Airlines

Sep 15

SEA12:05 pmSeattle/Tacoma Intl

2h 22m

SFO2:27 pmSan Francisco

Sep 21

SFO6:00 amSan Francisco

2h 08m

SEA8:08 amSeattle/Tacoma Intl

$167

Alaska Airlines

Sep 11

SEA9:25 pmSeattle/Tacoma Intl

2h 15m

SFO11:40 pmSan Francisco

Sep 12

SFO4:51 pmSan Francisco

2h 16m

SEA7:07 pmSeattle/Tacoma Intl

$174

Alaska Airlines

Oct 9

SEA8:36 pmSeattle/Tacoma Intl

2h 13m

SFO10:49 pmSan Francisco

Oct 13

SFO11:00 amSan Francisco

2h 16m

SEA1:16 pmSeattle/Tacoma Intl

$177

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 11/17

9:16 pm-11:56 pm

Nonstop2h 40m

Las Vegas Harry Reid Intl

Thu 11/19

3:00 pm-8:01 pm

1 stop5h 01m

$114

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 9/19

9:45 pm-12:25 am

Nonstop2h 40m

Las Vegas Harry Reid Intl

Mon 9/21

10:03 am-8:40 pm

1 stop10h 37m

$115

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Tue 9/15

5:51 pm-8:18 pm

Nonstop2h 27m

San Francisco

Thu 9/24

2:15 pm-4:30 pm

Nonstop2h 15m

$167

Quickest round-trip

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Fri 9/4

1:16 pm-3:32 pm

Nonstop2h 16m

San Francisco

Mon 9/7

7:41 am-9:59 am

Nonstop2h 18m

$172

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Fri 9/11

7:15 am-9:34 am

Nonstop2h 19m

San Francisco

Wed 9/23

2:15 pm-4:30 pm

Nonstop2h 15m

$174

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Thu 8/27

9:57 am-1:02 pm

Nonstop3h 05m

Phoenix Sky Harbor Intl

Thu 8/27

4:06 pm-7:14 pm

Nonstop3h 08m

$192

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Fri 8/28

8:40 am-2:46 pm

Nonstop4h 06m

Dallas/Fort Worth

Tue 9/1

5:59 pm-8:21 pm

Nonstop4h 22m

$282

SeattleHonolulu

SEA - HNL

SEAHNL

Seattle/Tacoma Intl

Mon 8/31

9:45 am-9:15 pm

2 stops14h 30m

Honolulu

Sat 9/5

9:30 pm-1:25 pm

1 stop12h 55m

$437

SeattleHonolulu

SEA - HNL

SEAHNL

Seattle/Tacoma Intl

Tue 12/1

12:15 pm-9:04 pm

1 stop10h 49m

Honolulu

Thu 12/10

2:25 pm-12:33 am

1 stop8h 08m

$438

SeattleHonolulu

SEA - HNL

SEAHNL

Seattle/Tacoma Intl

Sun 9/13

8:40 am-9:15 pm

1 stop15h 35m

Honolulu

Sun 9/20

9:30 pm-8:35 am

1 stop8h 05m

$441

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 month to fly to Worldwide?

If you aren’t able to travel during the month of October, then book flights to Worldwide from Seattle during April instead. Flights to Worldwide in April, while not as cheap as those in October, still average around $546.

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

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

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

There are 4 cabin classes available to choose from on Seattle 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?

You could potentially save up to 4% on your flight if you consider stops on a Seattle to Worldwide flight.

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	$83
Fastest flight time	0h 50m
Direct flights	Every day
Airports in Worldwide	12,880 airports

The best one-way flight to Worldwide from Seattle in the past 72 hours is $83. The best round-trip flight deal from Seattle to Worldwide found on momondo in the last 72 hours is $169.

The fastest flight from Seattle to Worldwide takes 0h 50m

Direct flights go from Seattle to Worldwide every day.

There are 12,880 airports in Worldwide. From Seattle there are direct flights to San Francisco (SFO).

Search flight deals

Frequently asked questions about flying from Seattle to Worldwide

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 August 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 16.64% of all bookings. The subsequent popular models are Airbus A321neo at 14.45%, Airbus A321-100/200 at 8.51%, and Boeing 737 MAX 8 at 8.49%.

Best airlines flying from Seattle to Worldwide

Compare and see reviews for airlines that fly from Seattle to Worldwide with momondo

Airline	Rating	Free Cancellation	Price
Hawaiian Airlines	PriceFrom $68	Free Cancellation	Rating 7.8 2,819 reviews	Search Hawaiian Airlines flights
JetBlue	PriceFrom $136	Free Cancellation	Rating 7.1 3,023 reviews	Search JetBlue flights
Philippine Airlines	PriceFrom $149	Free Cancellation	Rating 7.3 1,013 reviews	Search Philippine Airlines flights
Southwest	PriceFrom $150	Free Cancellation	Rating 8.0 4,222 reviews	Search Southwest flights
SWISS	PriceFrom $371	Free Cancellation	Rating 7.5 2,025 reviews	Search SWISS flights
Hainan Airlines	PriceFrom $385	Free Cancellation	Rating 8.3 68 reviews	Search Hainan Airlines flights
Virgin Atlantic	PriceFrom $388	Free Cancellation	Rating 7.5 694 reviews	Search Virgin Atlantic flights
Iberia	PriceFrom $439	Free Cancellation	Rating 7.0 3,267 reviews	Search Iberia flights
Air France	PriceFrom $469	Free Cancellation	Rating 7.5 1,634 reviews	Search Air France flights
Air Canada	PriceFrom $482	Free Cancellation	Rating 7.1 11,427 reviews	Search Air Canada flights

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.