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

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

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 45% of people opting to fly with this airline when traveling to North America. Keep in mind that there are 10 different airlines that fly to North America on a routine basis, so you have a few additional options to choose from.

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

As of March 2026, 300 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 44% of daily flights taking off at noon.

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

2,103 flights are operational weekly from Seattle to North America as of March 2026. The most popular departure day for this route is Fri, with 22% of flights per week taking off on this day.

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 9 as of March 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.

$52 Cheap Flights from Seattle to North America in 2026

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Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:12 pm - 10:59 pm

SEA

DEN

2h 47mnonstop

7:15 am - 9:27 am

DEN

SEA

3h 12mnonstop

$85Frontier

Sat, Apr 25 - Tue, Apr 28

7:12 pm - 10:59 pm

SEA

DEN

2h 47mnonstop

7:15 am - 9:27 am

DEN

SEA

3h 12mnonstop

$89Frontier

Tue, Apr 14 - Mon, Apr 20

7:12 pm - 10:59 pm

SEA

DEN

2h 47mnonstop

7:40 am - 9:52 am

DEN

SEA

3h 12mnonstop

$91Frontier

Tue, Apr 14 - Fri, Apr 17

7:12 pm - 10:59 pm

SEA

DEN

2h 47mnonstop

7:15 am - 9:27 am

DEN

SEA

3h 12mnonstop

$92Frontier

Wed, Apr 29 - Mon, May 4

7:12 pm - 10:59 pm

SEA

DEN

2h 47mnonstop

7:15 am - 9:27 am

DEN

SEA

3h 12mnonstop

$93Frontier

Sat, Apr 18 - Wed, Apr 22

9:34 pm - 9:06 am

SEA

LAX

11h 32m

1 stop

3:45 pm - 6:42 pm

LAX

SEA

2h 57mnonstop

$102Multiple Airlines

Mon, Apr 13 - Wed, Apr 15

8:45 pm - 11:19 pm

SEA

LAS

2h 34mnonstop

7:00 am - 9:51 am

LAS

SEA

2h 51mnonstop

$116Multiple Airlines

Mon, Apr 20 - Wed, Apr 22

8:42 am - 11:01 am

SEA

SFO

2h 19mnonstop

8:58 pm - 11:29 pm

SFO

SEA

2h 31mnonstop

$135United Airlines

Wed, Apr 29 - Sat, May 2

7:00 am - 9:22 am

SEA

SFO

2h 22mnonstop

5:55 am - 8:13 am

SFO

SEA

2h 18mnonstop

$144Delta

Sat, Apr 25 - Sun, Apr 26

6:44 pm - 9:30 pm

SEA

SNA

2h 46mnonstop

8:58 pm - 11:51 pm

SNA

SEA

2h 53mnonstop

$197Alaska Airlines

Sat, Apr 18 - Wed, May 13

Frontier flights from Seattle to North America

Our best Frontier deals on Seattle to North America flight tickets

Frontier

Apr 25

SEA7:12 pmSeattle/Tacoma Intl

2h 47m

DEN10:59 pmDenver Intl

Apr 28

DEN7:15 amDenver Intl

3h 12m

SEA9:27 amSeattle/Tacoma Intl

$85

Frontier

Apr 14

SEA7:12 pmSeattle/Tacoma Intl

2h 47m

DEN10:59 pmDenver Intl

Apr 20

DEN7:15 amDenver Intl

3h 12m

SEA9:27 amSeattle/Tacoma Intl

$89

Frontier

Apr 14

SEA7:12 pmSeattle/Tacoma Intl

2h 47m

DEN10:59 pmDenver Intl

Apr 17

DEN7:40 amDenver Intl

3h 12m

SEA9:52 amSeattle/Tacoma Intl

$91

Alaska Airlines flights from Seattle to North America

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

Alaska Airlines

Apr 28

SEA5:58 pmSeattle/Tacoma Intl

2h 16m

SFO8:14 pmSan Francisco

May 7

SFO12:26 pmSan Francisco

2h 16m

SEA2:42 pmSeattle/Tacoma Intl

$182

Alaska Airlines

Apr 15

SEA4:53 pmSeattle/Tacoma Intl

2h 52m

PHX7:45 pmPhoenix Sky Harbor Intl

Apr 21

PHX8:45 pmPhoenix Sky Harbor Intl

3h 14m

SEA11:59 pmSeattle/Tacoma Intl

$183

Alaska Airlines

Apr 25

SEA8:58 pmSeattle/Tacoma Intl

3h 01m

PHX11:59 pmPhoenix Sky Harbor Intl

Apr 29

PHX6:00 amPhoenix Sky Harbor Intl

3h 14m

SEA9:14 amSeattle/Tacoma Intl

$189

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Sat 4/25

7:12 pm-10:59 pm

Nonstop2h 47m

Denver Intl

Tue 4/28

7:15 am-9:27 am

Nonstop3h 12m

$85

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Tue 4/14

7:12 pm-10:59 pm

Nonstop2h 47m

Denver Intl

Mon 4/20

7:15 am-9:27 am

Nonstop3h 12m

$89

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Tue 4/14

7:12 pm-10:59 pm

Nonstop2h 47m

Denver Intl

Fri 4/17

7:40 am-9:52 am

Nonstop3h 12m

$91

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Wed 4/29

7:12 pm-10:59 pm

Nonstop2h 47m

Denver Intl

Mon 5/4

7:15 am-9:27 am

Nonstop3h 12m

$92

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Sat 4/18

7:12 pm-10:59 pm

Nonstop2h 47m

Denver Intl

Wed 4/22

7:15 am-9:27 am

Nonstop3h 12m

$93

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Mon 4/13

9:34 pm-9:06 am

1 stop11h 32m

Los Angeles

Wed 4/15

3:45 pm-6:42 pm

Nonstop2h 57m

$102

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 4/20

8:45 pm-11:19 pm

Nonstop2h 34m

Las Vegas Harry Reid Intl

Wed 4/22

7:00 am-9:51 am

Nonstop2h 51m

$116

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Wed 4/29

8:42 am-11:01 am

Nonstop2h 19m

San Francisco

Sat 5/2

8:58 pm-11:29 pm

Nonstop2h 31m

$135

Quickest round-trip

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Sat 4/25

7:00 am-9:22 am

Nonstop2h 22m

San Francisco

Sun 4/26

5:55 am-8:13 am

Nonstop2h 18m

$144

SeattleSanta Ana

SEA - SNA

SEASNA

Seattle/Tacoma Intl

Sat 4/18

6:44 pm-9:30 pm

Nonstop2h 46m

Santa Ana J. Wayne/Orange Cnty

Wed 5/13

8:58 pm-11:51 pm

Nonstop2h 53m

$197

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 September is, on average, the cheapest month to fly to North America from Seattle, with most prices found around $297. If you are unable to visit North America during the month of September, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around $297.

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 $392. 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 $510.

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 $353. Try not to purchase tickets in the morning because they tend to be around $452. 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 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 $396 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 $299 on momondo.

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

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to North America 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 North America flights?

You could potentially save up to 6% on your flight if you consider stops on a Seattle to North America flight.

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	5,163 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 $97.

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

Direct flights go from Seattle to North America every day.

There are 5,163 airports in North America. 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 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 9 as of March 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) (21.26% of total bookings). The next most popular plane models are Airbus A321neo (15.51%), Boeing 737 MAX 8 (10.04%), and Boeing 737-900 (9.03%).

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 5.7 3,013 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $61	Free Cancellation	Rating 6.3 8,552 reviews	Search Spirit Airlines flights
Delta	PriceFrom $80	Free Cancellation	Rating 7.9 8,353 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $82	Free Cancellation	Rating 7.8 2,839 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $103	Free Cancellation	Rating 8.0 4,335 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $111	Free Cancellation	Rating 7.9 12,132 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $117	Free Cancellation	Rating 7.4 9,500 reviews	Search United Airlines flights
JetBlue	PriceFrom $128	Free Cancellation	Rating 7.2 2,909 reviews	Search JetBlue flights
Sun Country Air	PriceFrom $152	Free Cancellation	Rating 6.8 339 reviews	Search Sun Country Air flights
American Airlines	PriceFrom $174	Free Cancellation	Rating 7.1 11,519 reviews	Search American Airlines 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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Complete your trip

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Popular cities in North America

Flights to New Yorkfrom $58

Flights to Los Angelesfrom $53

Flights to Orlandofrom $49

Flights to Miamifrom $53

Flights to Chicagofrom $56

Flights to San Franciscofrom $55

Flights to Las Vegasfrom $35

Flights to Washington, D.C.from $51

Flights to Bostonfrom $76

Flights to Atlantafrom $49

Flights to Dallasfrom $56

Flights to Seattlefrom $80

Cheap flights from Seattle to North America from $52

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 4/15. 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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Cheap round-trip flights

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Frontier flights from Seattle to North America

Our best Frontier deals on Seattle to North America flight tickets

Alaska Airlines flights from Seattle to North America

Our best Alaska 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 to North America?

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

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

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

Explore popular destinations other users love

According to popular flight searches on momondo this year