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

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

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

2,214 flights are operational weekly from Seattle to North America as of May 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.

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

As of May 2026, 316 flights take off from Seattle and land in North America each day. The most common flight departure time for this route is 7:00AM, with 48% of daily flights taking off at noon.

What airlines fly to North America?

Alaska Airlines, Delta and Frontier are the top three most popular airlines that fly to North America from Seattle according to our data. Alaska Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to North America. Keep in mind that there are 13 different airlines that fly to North America 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 North America?

Prices for flights from Seattle/Tacoma Intl Airport to North America refresh daily.

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

The number of operators available for flights from Seattle/Tacoma Intl Airport to North America is 10 as of May 2026.

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

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 North America.

What documentation or ID do you need to fly to North America?

The travel and health documents you'll need for your trip to North America may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at North America. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$65 Cheap Flights from Seattle to North America in 2026

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Find the cheapest flights from Seattle to North America

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 pm - 9:03 am

SEA

LAX

12h 43m

1 stop

3:15 pm - 6:35 pm

LAX

SEA

3h 20mnonstop

$106Frontier

Mon, Jun 1 - Wed, Jun 3

11:21 am - 2:18 pm

SEA

LAX

2h 57mnonstop

3:25 pm - 6:26 pm

LAX

SEA

3h 01mnonstop

$113Frontier

Sat, Jun 6 - Tue, Jun 9

11:21 am - 2:18 pm

SEA

LAX

2h 57mnonstop

3:25 pm - 6:26 pm

LAX

SEA

3h 01mnonstop

$114Frontier

Tue, Jun 2 - Tue, Jun 16

8:40 pm - 11:32 pm

SEA

SAN

2h 52mnonstop

6:18 am - 9:19 am

SAN

SEA

3h 01mnonstop

$171Alaska Airlines

Tue, Jun 30 - Tue, Jul 7

7:26 am - 10:22 am

SEA

SAN

2h 56mnonstop

7:30 pm - 10:45 pm

SAN

SEA

3h 15mnonstop

$177Alaska Airlines

Thu, May 28 - Sat, Jun 6

8:45 am - 11:03 am

SEA

SFO

2h 18mnonstop

9:10 pm - 11:32 pm

SFO

SEA

2h 22mnonstop

$177United Airlines

Tue, Jun 9 - Tue, Jun 16

5:15 am - 9:59 am

SEA

SAN

4h 44m

1 stop

11:01 am - 4:20 pm

SAN

SEA

5h 19m

1 stop

$179United Airlines

Wed, Jul 15 - Tue, Jul 21

9:45 am - 12:39 pm

SEA

SAN

2h 54mnonstop

4:11 pm - 7:05 pm

SAN

SEA

2h 54mnonstop

$184Delta

Wed, Jul 15 - Wed, Jul 22

10:35 pm - 8:41 am

SEA

BOS

7h 06m

1 stop

5:05 pm - 10:58 pm

BOS

SEA

8h 53m

1 stop

$289American Airlines

Sat, May 30 - Sat, Jun 6

5:15 am - 4:32 pm

SEA

BOS

8h 17m

1 stop

5:05 pm - 10:58 pm

BOS

SEA

8h 53m

1 stop

$299American Airlines

Sat, May 30 - Sat, Jun 6

Frontier flights from Seattle to North America

Our best Frontier deals on Seattle to North America flight tickets

Frontier

Jun 5

SEA11:21 amSeattle/Tacoma Intl

2h 57m

LAX2:18 pmLos Angeles

Jun 8

LAX3:15 pmLos Angeles

3h 20m

SEA6:35 pmSeattle/Tacoma Intl

$103

Frontier

Jun 3

SEA11:21 amSeattle/Tacoma Intl

2h 57m

LAX2:18 pmLos Angeles

Jun 6

LAX3:15 pmLos Angeles

3h 20m

SEA6:35 pmSeattle/Tacoma Intl

$106

Frontier

Jun 2

SEA11:21 amSeattle/Tacoma Intl

2h 57m

LAX2:18 pmLos Angeles

Jun 16

LAX3:25 pmLos Angeles

3h 01m

SEA6:26 pmSeattle/Tacoma Intl

$114

United Airlines flights from Seattle to North America

Our best United Airlines deals on Seattle to North America flight tickets

United Airlines

Jun 9

SEA8:45 amSeattle/Tacoma Intl

2h 18m

SFO11:03 amSan Francisco

Jun 16

SFO9:10 pmSan Francisco

2h 22m

SEA11:32 pmSeattle/Tacoma Intl

$177

United Airlines

Jun 11

SEA7:00 amSeattle/Tacoma Intl

2h 18m

SFO9:18 amSan Francisco

Sep 28

SFO10:35 pmSan Francisco

2h 30m

SEA1:05 amSeattle/Tacoma Intl

$179

United Airlines

Jul 15

SEA5:04 pmSeattle/Tacoma Intl

6h 50m

1 stop

SAN11:54 pmSan Diego

Jul 21

SAN11:01 amSan Diego

5h 19m

1 stop

SEA4:20 pmSeattle/Tacoma Intl

$189

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Mon 6/1

8:20 pm-9:03 am

1 stop12h 43m

Los Angeles

Wed 6/3

3:15 pm-6:35 pm

Nonstop3h 20m

$106

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 6/6

11:21 am-2:18 pm

Nonstop2h 57m

Los Angeles

Tue 6/9

3:25 pm-6:26 pm

Nonstop3h 01m

$113

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Tue 6/2

11:21 am-2:18 pm

Nonstop2h 57m

Los Angeles

Tue 6/16

3:25 pm-6:26 pm

Nonstop3h 01m

$114

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Tue 6/30

8:40 pm-11:32 pm

Nonstop2h 52m

San Diego

Tue 7/7

6:18 am-9:19 am

Nonstop3h 01m

$171

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Thu 5/28

7:26 am-10:22 am

Nonstop2h 56m

San Diego

Sat 6/6

7:30 pm-10:45 pm

Nonstop3h 15m

$177

Quickest round-trip

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Tue 6/9

8:45 am-11:03 am

Nonstop2h 18m

San Francisco

Tue 6/16

9:10 pm-11:32 pm

Nonstop2h 22m

$177

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Wed 7/15

5:15 am-9:59 am

1 stop4h 44m

San Diego

Tue 7/21

11:01 am-4:20 pm

1 stop5h 19m

$179

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Wed 7/15

9:45 am-12:39 pm

Nonstop2h 54m

San Diego

Wed 7/22

4:11 pm-7:05 pm

Nonstop2h 54m

$184

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Sat 5/30

10:35 pm-8:41 am

1 stop7h 06m

Boston Logan Intl

Sat 6/6

5:05 pm-10:58 pm

1 stop8h 53m

$289

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Sat 5/30

5:15 am-4:32 pm

1 stop8h 17m

Boston Logan Intl

Sat 6/6

5:05 pm-10:58 pm

1 stop8h 53m

$299

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 North America

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 North America?

The month of January is, on average, the cheapest month to fly to North America from Seattle, with most prices found around $307. If you are unable to visit North America during the month of January, then departing from Seattle during the month September is also very affordable. Most momondo users find prices during this month for around $316.

What is the cheapest day to depart on your flight to North America?

The cheapest day to depart from Seattle to North America is on a Wednesday. Travelers who choose to depart for North America on a Wednesday will often find tickets for as low as $391. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to North America on Sunday is $493.

What is the cheapest time of day to depart on your flight to North America?

The cheapest time of day to fly to North America is in the afternoon when flights can be purchased for as low as $375. Try not to purchase tickets in the morning because they tend to be around $444. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl for the best Seattle/Tacoma Intl - North America flight prices

How far in advance should I book a flight from Seattle to North America?

You are more likely to see cheaper flights to North America from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to North America for around $395 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to North America from Seattle for as low as $297 on momondo.

Can stopping save me money on Seattle to North America flights?

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

Cheap Seattle to North America flight deals and tips

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

Best Price Found	$78
Fastest flight time	0h 49m
Direct flights	Every day
Airports in North America	5,166 airports

The best one-way flight to North America from Seattle in the past 72 hours is $78. The best round-trip flight deal from Seattle to North America found on momondo in the last 72 hours is $157.

The fastest flight from Seattle to North America takes 0h 49m

Direct flights go from Seattle to North America every day.

There are 5,166 airports in North America. From Seattle there are direct flights to San Francisco (SFO).

Search flight deals

Frequently asked questions about flying from Seattle to North America

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to North America?
Prices for flights from Seattle/Tacoma Intl Airport to North America refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to North America?
The number of operators available for flights from Seattle/Tacoma Intl Airport to North America is 10 as of May 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to North America?
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 North America.
What documentation or ID do you need to fly to North America?
The travel and health documents you'll need for your trip to North America may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at North America. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to North America?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to North America is Boeing 737-800 Passenger/BBJ2 (winglets) (20.07% of total bookings). The next most popular plane models are Airbus A321neo (17.32%), Boeing 737-900 (10.47%), and Boeing 737 MAX 8 (9.99%).

Best airlines flying from Seattle to North America

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $51	Free Cancellation	Rating 5.6 2,952 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $59	Free Cancellation	Rating 6.3 8,632 reviews	Search Spirit Airlines flights
Delta	PriceFrom $78	Free Cancellation	Rating 7.9 8,446 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $88	Free Cancellation	Rating 7.8 2,837 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $103	Free Cancellation	Rating 8.0 4,295 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $114	Free Cancellation	Rating 7.9 12,354 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $117	Free Cancellation	Rating 7.4 9,701 reviews	Search United Airlines flights
JetBlue	PriceFrom $129	Free Cancellation	Rating 7.2 2,975 reviews	Search JetBlue flights
Sun Country Air	PriceFrom $152	Free Cancellation	Rating 6.8 334 reviews	Search Sun Country Air flights
Volaris	PriceFrom $162	Free Cancellation	Rating 6.5 1,163 reviews	Search Volaris flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to North America. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Seattle to North America flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to North America?

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 North America from Seattle.

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

If you are not ready to book a flight from Seattle to North America now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to North America and let you know when they change.

An easier way to manage your North America trip

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Popular cities

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Popular cities in North America

Flights to New Yorkfrom $77

Flights to Los Angelesfrom $46

Flights to Orlandofrom $63

Flights to Miamifrom $56

Flights to Chicagofrom $59

Flights to San Franciscofrom $58

Flights to Las Vegasfrom $48

Flights to Washington, D.C.from $57

Flights to Bostonfrom $83

Flights to Atlantafrom $50

Flights to Fort Lauderdalefrom $56

Flights to Dallasfrom $50

Cheap flights from Seattle to North America from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to North America departing on 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Seattle to North America

Our best Frontier deals on Seattle to North America flight tickets

United Airlines flights from Seattle to North America

Our best United Airlines deals on Seattle to North America flight tickets

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Use the filters below to find and compare flights from Seattle to North America that are best for you.

How to get the cheapest flight ticket from Seattle to North America

What is the cheapest month to fly to North America?

What is the cheapest day to depart on your flight to North America?

What is the cheapest time of day to depart on your flight to North America?

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

How far in advance should I book a flight from Seattle to North America?

Can stopping save me money on Seattle to North America flights?

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

What airlines fly to North America?

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

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

Cheap Seattle to North America flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in North America

Frequently asked questions about flying from Seattle to North America

Best airlines flying from Seattle to North America

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

Why use momondo?

An easier way to manage your North America trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to North America

Popular cities in North America

Popular flights according to clicks in the last 7 days on momondo

Seattle flight routes

According to popular flight searches on momondo this year

North America flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to North America

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to North America

List of cabin classes available on flights landing in North America. Availability may vary depending on flight origin and airline.

Complete your trip to North America

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According to popular flight searches on momondo this year