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

Southwest, Delta, and Alaska Airlines 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 43% of people opting to fly with this airline when traveling to North America. Keep in mind that there are 14 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 week?

1,818 flights are operational weekly from Seattle to North America as of December 2025. The most popular departure day for this route is Wed, with 19% of flights per week taking off on this day.

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

As of December 2025, 259 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 45% of daily flights taking off at noon.

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 13 as of December 2025.

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.

$37 Cheap Flights from Seattle to North America in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

6:18 pm - 8:53 pmSEA-LAS

2h 35mnonstop

7:00 am - 9:56 amLAS-SEA

2h 56mnonstop

$67Frontier

Find Deal

jue., mar. 26 - dom., mar. 29

6:33 pm - 9:08 pmSEA-LAS

2h 35mnonstop

2:42 pm - 5:37 pmLAS-SEA

2h 55mnonstop

$68Frontier

Find Deal

vie., ene. 2 - jue., ene. 8

6:54 pm - 10:46 pmSEA-PHX

2h 52mnonstop

7:00 am - 9:18 amPHX-SEA

3h 18mnonstop

$93Alaska Airlines

Find Deal

lun., ene. 12 - lun., ene. 19

8:07 pm - 11:59 pmSEA-PHX

2h 52mnonstop

9:00 am - 11:19 amPHX-SEA

3h 19mnonstop

$94Alaska Airlines

Find Deal

dom., ene. 11 - mié., ene. 21

7:10 am - 11:08 amSEA-PHX

2h 58mnonstop

6:20 am - 8:37 amPHX-SEA

3h 17mnonstop

$97Delta

Find Deal

mié., ene. 14 - dom., ene. 18

7:10 am - 11:08 amSEA-PHX

2h 58mnonstop

2:45 pm - 4:59 pmPHX-SEA

3h 14mnonstop

$102Delta

Find Deal

vie., ene. 9 - mié., ene. 14

7:35 am - 1:33 pmSEA-DFW

3h 58mnonstop

7:22 pm - 9:47 pmDFW-SEA

4h 25mnonstop

$178American Airlines

Find Deal

jue., ene. 8 - mié., ene. 14

5:23 am - 11:24 amSEA-DFW

4h 01mnonstop

3:20 pm - 5:45 pmDFW-SEA

4h 25mnonstop

$186American Airlines

Find Deal

vie., ene. 2 - mié., ene. 14

8:40 am - 7:17 pmSEA-EWR

7h 37m1 stop

12:42 pm - 6:14 pmEWR-SEA

8h 32m1 stop

$212United Airlines

Find Deal

mié., ene. 7 - mar., ene. 13

8:40 am - 7:17 pmSEA-EWR

7h 37m1 stop

4:29 pm - 10:43 pmEWR-SEA

9h 14m1 stop

$213United Airlines

Find Deal

mié., ene. 7 - vie., ene. 9

Frontier flights from Seattle to North America

Our best Frontier deals on Seattle to North America flight tickets

Frontier

Mar 26

SEA6:18 pmSeattle/Tacoma Intl

2h 35m

LAS8:53 pmLas Vegas Harry Reid Intl

Mar 29

LAS7:00 amLas Vegas Harry Reid Intl

2h 56m

SEA9:56 amSeattle/Tacoma Intl

$67

Find similar

Frontier

Jan 2

SEA6:33 pmSeattle/Tacoma Intl

2h 35m

LAS9:08 pmLas Vegas Harry Reid Intl

Jan 8

LAS2:42 pmLas Vegas Harry Reid Intl

2h 55m

SEA5:37 pmSeattle/Tacoma Intl

$68

Find similar

Frontier

Feb 9

SEA1:11 pmSeattle/Tacoma Intl

2h 39m

LAS3:50 pmLas Vegas Harry Reid Intl

Feb 15

LAS6:45 amLas Vegas Harry Reid Intl

2h 49m

SEA9:34 amSeattle/Tacoma Intl

$69

Find similar

Hawaiian Airlines flights from Seattle to North America

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

Hawaiian Airlines

Jan 17

SEA8:15 pmSeattle/Tacoma Intl

2h 43m

LAX10:58 pmLos Angeles

Jan 18

LAX8:00 amLos Angeles

3h 01m

SEA11:01 amSeattle/Tacoma Intl

$138

Find similar

Hawaiian Airlines

Jan 17

SEA8:15 pmSeattle/Tacoma Intl

2h 43m

LAX10:58 pmLos Angeles

Jan 18

LAX9:30 amLos Angeles

2h 59m

SEA12:29 pmSeattle/Tacoma Intl

$139

Find similar

Hawaiian Airlines

Dec 9

SEA6:06 amSeattle/Tacoma Intl

5h 23m

EWR2:29 pmNewark

Dec 12

EWR7:59 pmNewark

6h 20m

SEA11:19 pmSeattle/Tacoma Intl

$369

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

jue. 3/26

6:18 pm-8:53 pm

Nonstop2h 35m

Las Vegas Harry Reid Intl

dom. 3/29

7:00 am-9:56 am

Nonstop2h 56m

$67

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

vie. 1/2

6:33 pm-9:08 pm

Nonstop2h 35m

Las Vegas Harry Reid Intl

jue. 1/8

2:42 pm-5:37 pm

Nonstop2h 55m

$68

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

lun. 1/12

6:54 pm-10:46 pm

Nonstop2h 52m

Phoenix Sky Harbor Intl

lun. 1/19

7:00 am-9:18 am

Nonstop3h 18m

$93

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

dom. 1/11

8:07 pm-11:59 pm

Nonstop2h 52m

Phoenix Sky Harbor Intl

mié. 1/21

9:00 am-11:19 am

Nonstop3h 19m

$94

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

mié. 1/14

7:10 am-11:08 am

Nonstop2h 58m

Phoenix Sky Harbor Intl

dom. 1/18

6:20 am-8:37 am

Nonstop3h 17m

$97

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

vie. 1/9

7:10 am-11:08 am

Nonstop2h 58m

Phoenix Sky Harbor Intl

mié. 1/14

2:45 pm-4:59 pm

Nonstop3h 14m

$102

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

jue. 1/8

7:35 am-1:33 pm

Nonstop3h 58m

Dallas/Fort Worth

mié. 1/14

7:22 pm-9:47 pm

Nonstop4h 25m

$178

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

vie. 1/2

5:23 am-11:24 am

Nonstop4h 01m

Dallas/Fort Worth

mié. 1/14

3:20 pm-5:45 pm

Nonstop4h 25m

$186

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

mié. 1/7

8:40 am-7:17 pm

1 stop7h 37m

Newark

mar. 1/13

12:42 pm-6:14 pm

1 stop8h 32m

$212

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

mié. 1/7

8:40 am-7:17 pm

1 stop7h 37m

Newark

vie. 1/9

4:29 pm-10:43 pm

1 stop9h 14m

$213

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 $403. 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 $543.

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 $371. Try not to purchase tickets in the morning because they tend to be around $482. 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 San Francisco 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 $404 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 $317 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?

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	$69
Fastest flight time	0h 50m
Direct flights	Every day
Airports in North America	2 airports

The best one-way flight to North America from Seattle in the past 72 hours is $69. The best round-trip flight deal from Seattle to North America found on momondo in the last 72 hours is $99.

The fastest flight from Seattle to North America takes 0h 50m

Direct flights go from Seattle to North America every day.

There are 2 airports near North America: Ontario (ONT), Las Vegas Harry Reid Intl (LAS)

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 13 as of December 2025.
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) (16.70% of total bookings). The next most popular plane models are Airbus A321neo (14.27%), Boeing 737 MAX 9 (10.43%), and Boeing 737-900 (9.72%).

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 $49	Free Cancellation	Rating 5.8 3,092 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $75	Free Cancellation	Rating 6.3 8,161 reviews	Search Spirit Airlines flights
Hawaiian Airlines	PriceFrom $100	Free Cancellation	Rating 7.8 2,815 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $113	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
United Airlines	PriceFrom $124	Free Cancellation	Rating 7.4 9,063 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $133	Free Cancellation	Rating 8.0 11,396 reviews	Search Alaska Airlines flights
JetBlue	PriceFrom $141	Free Cancellation	Rating 7.2 2,900 reviews	Search JetBlue flights
Air Canada	PriceFrom $151	Free Cancellation	Rating 7.1 10,500 reviews	Search Air Canada flights
Southwest	PriceFrom $153	Free Cancellation	Rating 8.0 4,254 reviews	Search Southwest flights
Sun Country Air	PriceFrom $162	Free Cancellation	Rating 6.9 332 reviews	Search Sun Country Air 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

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

vie. 1/2

vie. 1/9

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to North America

Popular cities in North America

Flights to New Yorkfrom $39

Flights to Los Angelesfrom $48

Flights to Miamifrom $47

Flights to Chicagofrom $44

Flights to Orlandofrom $41

Flights to San Franciscofrom $49

Flights to Las Vegasfrom $40

Flights to Washington, D.C.from $41

Flights to Bostonfrom $56

Flights to Atlantafrom $37

Flights to Dallasfrom $53

Flights to Seattlefrom $59

Cheap flights from Seattle to North America from $37

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 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Seattle to North America

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from Seattle to North America

Our best Frontier deals on Seattle to North America flight tickets

Hawaiian Airlines flights from Seattle to North America

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

momondo Fare Finder

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

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

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?

The cheapest time of day to fly to North America is in the afternoon when flights can be purchased for as low as $371. Try not to purchase tickets in the morning because they tend to be around $482. 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 San Francisco for the best Seattle/Tacoma Intl - North America flight prices

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?

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?

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

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

Southwest, Delta, and Alaska Airlines are the most popular carriers operating 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?

As of December 2025, 259 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 45% of daily flights taking off at noon.

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

1,818 flights are operational weekly from Seattle to North America as of December 2025. The most popular departure day for this route is Wed, with 19% of flights per week taking off on this day.

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

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

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

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

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

What is the most popular plane model 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?

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

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

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

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

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