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Cheap flights from Seattle to North America from $38

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 1/2. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:33 pm - 9:08 pmSEA-LAS
2h 35mnonstop
Frontier Logo
6:15 am - 9:04 amLAS-SEA
2h 49mnonstop
$71Frontier
Find Deal
Mon, Jan 5 - Sun, Jan 11
Frontier Logo
9:23 pm - 11:59 pmSEA-LAS
2h 36mnonstop
Frontier Logo
6:15 am - 9:04 amLAS-SEA
2h 49mnonstop
$72Frontier
Find Deal
Thu, Jan 8 - Sun, Jan 11
Delta Logo
7:10 am - 10:02 amSEA-SAN
2h 52mnonstop
Delta Logo
5:35 pm - 8:48 pmSAN-SEA
3h 13mnonstop
$119Delta
Find Deal
Thu, Jan 8 - Tue, Jan 13
Delta Logo
7:10 am - 10:02 amSEA-SAN
2h 52mnonstop
Delta Logo
1:45 pm - 4:57 pmSAN-SEA
3h 12mnonstop
$120Delta
Find Deal
Thu, Jan 8 - Sun, Jan 11
Alaska Airlines Logo
7:20 am - 10:00 amSEA-ONT
2h 40mnonstop
Alaska Airlines Logo
10:44 am - 1:35 pmONT-SEA
2h 51mnonstop
$137Alaska Airlines
Find Deal
Sat, Jan 3 - Tue, Jan 6
Alaska Airlines Logo
12:31 pm - 3:08 pmSEA-ONT
2h 37mnonstop
Alaska Airlines Logo
6:00 am - 8:54 amONT-SEA
2h 54mnonstop
$138Alaska Airlines
Find Deal
Sat, Jan 10 - Sun, Jan 18
American Airlines Logo
6:15 am - 6:42 pmSEA-EWR
9h 27m1 stop
American Airlines Logo
5:40 pm - 11:25 pmEWR-SEA
8h 45m1 stop
$217American Airlines
Find Deal
Mon, Dec 8 - Wed, Dec 10
United Airlines Logo
7:00 am - 3:19 pmSEA-EWR
5h 19mnonstop
United Airlines Logo
7:45 am - 11:07 amEWR-SEA
6h 22mnonstop
$218United Airlines
Find Deal
Tue, Jan 6 - Fri, Jan 9
United Airlines Logo
10:40 am - 8:44 pmSEA-EWR
7h 04m1 stop
United Airlines Logo
7:25 pm - 10:38 pmEWR-SEA
6h 13mnonstop
$219United Airlines
Find Deal
Wed, Dec 10 - Fri, Dec 12
American Airlines Logo
7:35 am - 7:52 pmSEA-EWR
9h 17m1 stop
American Airlines Logo
7:00 am - 1:14 pmEWR-SEA
9h 14m1 stop
$224American Airlines
Find Deal
Wed, Jan 14 - Sun, Jan 18

Frontier flights from Seattle to North America

Our best Frontier deals on Seattle to North America flight tickets
Frontier
Jan 5
SEA6:33 pmSeattle/Tacoma Intl
2h 35m
LAS9:08 pmLas Vegas Harry Reid Intl
Jan 11
LAS6:15 amLas Vegas Harry Reid Intl
2h 49m
SEA9:04 amSeattle/Tacoma Intl
$71
Find similar
Frontier
Jan 8
SEA9:23 pmSeattle/Tacoma Intl
2h 36m
LAS11:59 pmLas Vegas Harry Reid Intl
Jan 11
LAS6:15 amLas Vegas Harry Reid Intl
2h 49m
SEA9:04 amSeattle/Tacoma Intl
$72
Find similar
Frontier
Dec 15
SEA11:01 amSeattle/Tacoma Intl
2h 37m
LAS1:38 pmLas Vegas Harry Reid Intl
Dec 22
LAS7:15 amLas Vegas Harry Reid Intl
2h 56m
SEA10:11 amSeattle/Tacoma Intl
$76
Find similar

Southwest flights from Seattle to North America

Our best Southwest deals on Seattle to North America flight tickets
Southwest
Feb 4
SEA1:20 pmSeattle/Tacoma Intl
2h 30m
LAS3:50 pmLas Vegas Harry Reid Intl
Feb 7
LAS5:30 pmLas Vegas Harry Reid Intl
2h 50m
SEA8:20 pmSeattle/Tacoma Intl
$107
Find similar
Southwest
Jan 6
SEA9:30 amSeattle/Tacoma Intl
6h 55m
1 stop
LAS4:25 pmLas Vegas Harry Reid Intl
Jan 7
LAS2:50 pmLas Vegas Harry Reid Intl
7h 40m
1 stop
SEA10:30 pmSeattle/Tacoma Intl
$116
Find similar
Southwest
Feb 4
SEA6:25 amSeattle/Tacoma Intl
6h 00m
2 stops
LAS12:25 pmLas Vegas Harry Reid Intl
Feb 10
LAS6:00 amLas Vegas Harry Reid Intl
6h 05m
1 stop
SEA12:05 pmSeattle/Tacoma Intl
$122
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to North America that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 26, 2025.
Use the filters below to find and compare flights from Seattle to North America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 1/5

6:33 pm-9:08 pm

Nonstop2h 35m

Las Vegas Harry Reid Intl

Sun 1/11

6:15 am-9:04 am

Nonstop2h 49m

$71

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Thu 1/8

9:23 pm-11:59 pm

Nonstop2h 36m

Las Vegas Harry Reid Intl

Sun 1/11

6:15 am-9:04 am

Nonstop2h 49m

$72

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Thu 1/8

7:10 am-10:02 am

Nonstop2h 52m

San Diego

Tue 1/13

5:35 pm-8:48 pm

Nonstop3h 13m

$119

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Thu 1/8

7:10 am-10:02 am

Nonstop2h 52m

San Diego

Sun 1/11

1:45 pm-4:57 pm

Nonstop3h 12m

$120

SeattleOntario

SEA - ONT

SEAONT

Seattle/Tacoma Intl

Sat 1/3

7:20 am-10:00 am

Nonstop2h 40m

Ontario

Tue 1/6

10:44 am-1:35 pm

Nonstop2h 51m

$137

SeattleOntario

SEA - ONT

SEAONT

Seattle/Tacoma Intl

Sat 1/10

12:31 pm-3:08 pm

Nonstop2h 37m

Ontario

Sun 1/18

6:00 am-8:54 am

Nonstop2h 54m

$138

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Mon 12/8

6:15 am-6:42 pm

1 stop9h 27m

Newark

Wed 12/10

5:40 pm-11:25 pm

1 stop8h 45m

$217

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Tue 1/6

7:00 am-3:19 pm

Nonstop5h 19m

Newark

Fri 1/9

7:45 am-11:07 am

Nonstop6h 22m

$218

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 12/10

10:40 am-8:44 pm

1 stop7h 04m

Newark

Fri 12/12

7:25 pm-10:38 pm

Nonstop6h 13m

$219

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 1/14

7:35 am-7:52 pm

1 stop9h 17m

Newark

Sun 1/18

7:00 am-1:14 pm

1 stop9h 14m

$224

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

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 $411. 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 $559.

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 $373. Try not to purchase tickets in the morning because they tend to be around $485. 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 $403 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

$68

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 $68. The best round-trip flight deal from Seattle to North America found on momondo in the last 72 hours is $108.
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?

  • 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?

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
FrontierPriceFrom $48Free CancellationRating
5.8
3,099 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $54Free CancellationRating
6.3
8,158 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $78Free CancellationRating
7.8
2,814 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $105Free CancellationRating
7.9
7,998 reviews
Search Delta flights
United AirlinesPriceFrom $126Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights
SouthwestPriceFrom $133Free CancellationRating
8.0
4,254 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $134Free CancellationRating
8.0
11,354 reviews
Search Alaska Airlines flights
JetBluePriceFrom $138Free CancellationRating
7.2
2,905 reviews
Search JetBlue flights
Sun Country AirPriceFrom $162Free CancellationRating
6.9
333 reviews
Search Sun Country Air flights
American AirlinesPriceFrom $176Free CancellationRating
7.2
11,038 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

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.
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