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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 1/4. 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
10:51 am - 1:33 pm
SEA
-
LAS
2h 42mnonstop
Frontier Logo
8:45 am - 11:39 am
LAS
-
SEA
2h 54mnonstop
$66Frontier
Fri, Jan 23 - Sat, Jan 31
Frontier Logo
6:05 pm - 8:40 pm
SEA
-
LAS
2h 35mnonstop
Frontier Logo
6:15 am - 9:04 am
LAS
-
SEA
2h 49mnonstop
$67Frontier
Sun, Jan 4 - Thu, Jan 8
Delta Logo
7:10 am - 11:08 am
SEA
-
PHX
2h 58mnonstop
Delta Logo
6:20 am - 8:37 am
PHX
-
SEA
3h 17mnonstop
$97Delta
Thu, Jan 8 - Sun, Jan 11
Delta Logo
5:25 am - 12:16 pm
SEA
-
ONT
6h 51m1 stop
Delta Logo
3:30 pm - 6:35 pm
ONT
-
SEA
3h 05mnonstop
$129Delta
Sat, Jan 17 - Sun, Jan 18
Alaska Airlines Logo
12:31 pm - 3:08 pm
SEA
-
ONT
2h 37mnonstop
Alaska Airlines Logo
4:03 pm - 6:54 pm
ONT
-
SEA
2h 51mnonstop
$138Alaska Airlines
Sat, Jan 10 - Sat, Jan 17
Alaska Airlines Logo
9:20 pm - 11:56 pm
SEA
-
ONT
2h 36mnonstop
Alaska Airlines Logo
11:53 am - 2:44 pm
ONT
-
SEA
2h 51mnonstop
$139Alaska Airlines
Thu, Jan 15 - Sat, Jan 24
American Airlines Logo
7:35 am - 6:06 pm
SEA
-
HOU
8h 31m1 stop
American Airlines Logo
6:00 am - 11:01 am
HOU
-
SEA
7h 01m1 stop
$256American Airlines
Tue, Jan 6 - Wed, Jan 21
American Airlines Logo
7:35 am - 6:06 pm
SEA
-
HOU
8h 31m1 stop
American Airlines Logo
12:47 pm - 5:45 pm
HOU
-
SEA
6h 58m1 stop
$276American Airlines
Tue, Jan 6 - Wed, Jan 21
United Airlines Logo
9:25 am - 5:42 pm
SEA
-
HNL
10h 17m1 stop
United Airlines Logo
10:50 pm - 11:41 am
HNL
-
SEA
10h 51m1 stop
$297United Airlines
Thu, Feb 5 - Mon, Feb 9
United Airlines Logo
9:25 am - 9:08 pm
SEA
-
HNL
13h 43m2 stops
United Airlines Logo
11:30 pm - 11:30 am
HNL
-
SEA
10h 00m1 stop
$299United Airlines
Sun, Jan 18 - Fri, Jan 23

United Airlines flights from Seattle to North America

Our best United Airlines deals on Seattle to North America flight tickets
United Airlines
Jan 7
SEA5:12 pmSeattle/Tacoma Intl
2h 59m
LAX8:11 pmLos Angeles
Jan 14
LAX4:45 pmLos Angeles
3h 10m
SEA7:55 pmSeattle/Tacoma Intl
$148
Find similar
United Airlines
Dec 18
SEA1:55 pmSeattle/Tacoma Intl
6h 46m
1 stop
PHX9:41 pmPhoenix Sky Harbor Intl
Dec 25
PHX2:42 pmPhoenix Sky Harbor Intl
7h 35m
1 stop
SEA9:17 pmSeattle/Tacoma Intl
$267
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 7
SEA12:41 pmSeattle/Tacoma Intl
5h 44m
1 stop
PHX7:25 pmPhoenix Sky Harbor Intl
Jan 14
PHX7:00 amPhoenix Sky Harbor Intl
3h 18m
SEA9:18 amSeattle/Tacoma Intl
$126
Find similar
Hawaiian Airlines
Jan 24
SEA8:06 amSeattle/Tacoma Intl
2h 49m
LAX10:55 amLos Angeles
Jan 31
LAX8:35 amLos Angeles
4h 43m
1 stop
SEA1:18 pmSeattle/Tacoma Intl
$154
Find similar
Hawaiian Airlines
Jan 9
SEA8:25 amSeattle/Tacoma Intl
4h 41m
1 stop
ONT1:06 pmOntario
Jan 13
ONT1:46 pmOntario
4h 57m
1 stop
SEA6:43 pmSeattle/Tacoma Intl
$160
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 December 10, 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

Fri 1/23

10:51 am-1:33 pm

Nonstop2h 42m

Las Vegas Harry Reid Intl

Sat 1/31

8:45 am-11:39 am

Nonstop2h 54m

$66

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 1/4

6:05 pm-8:40 pm

Nonstop2h 35m

Las Vegas Harry Reid Intl

Thu 1/8

6:15 am-9:04 am

Nonstop2h 49m

$67

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Thu 1/8

7:10 am-11:08 am

Nonstop2h 58m

Phoenix Sky Harbor Intl

Sun 1/11

6:20 am-8:37 am

Nonstop3h 17m

$97

SeattleOntario

SEA - ONT

SEAONT

Seattle/Tacoma Intl

Sat 1/17

5:25 am-12:16 pm

1 stop6h 51m

Ontario

Sun 1/18

3:30 pm-6:35 pm

Nonstop3h 05m

$129

SeattleOntario

SEA - ONT

SEAONT

Seattle/Tacoma Intl

Sat 1/10

12:31 pm-3:08 pm

Nonstop2h 37m

Ontario

Sat 1/17

4:03 pm-6:54 pm

Nonstop2h 51m

$138

SeattleOntario

SEA - ONT

SEAONT

Seattle/Tacoma Intl

Thu 1/15

9:20 pm-11:56 pm

Nonstop2h 36m

Ontario

Sat 1/24

11:53 am-2:44 pm

Nonstop2h 51m

$139

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Tue 1/6

7:35 am-6:06 pm

1 stop8h 31m

Houston Hobby

Wed 1/21

6:00 am-11:01 am

1 stop7h 01m

$256

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Tue 1/6

7:35 am-6:06 pm

1 stop8h 31m

Houston Hobby

Wed 1/21

12:47 pm-5:45 pm

1 stop6h 58m

$276

SeattleHonolulu

SEA - HNL

SEAHNL

Seattle/Tacoma Intl

Thu 2/5

9:25 am-5:42 pm

1 stop10h 17m

Honolulu

Mon 2/9

10:50 pm-11:41 am

1 stop10h 51m

$297

SeattleHonolulu

SEA - HNL

SEAHNL

Seattle/Tacoma Intl

Sun 1/18

9:25 am-9:08 pm

2 stops13h 43m

Honolulu

Fri 1/23

11:30 pm-11:30 am

1 stop10h 00m

$299

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 $406. 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 $536.

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 $369. Try not to purchase tickets in the morning because they tend to be around $480. 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 $400 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 $266 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 $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?

  • 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 $49Free CancellationRating
5.8
3,085 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $54Free CancellationRating
6.3
8,174 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $78Free CancellationRating
7.8
2,818 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $99Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $123Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $133Free CancellationRating
8.0
11,423 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $133Free CancellationRating
7.9
4,253 reviews
Search Southwest flights
JetBluePriceFrom $141Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights
Sun Country AirPriceFrom $162Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
American AirlinesPriceFrom $176Free CancellationRating
7.2
11,048 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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