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$51+ Cheap flights from North America to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SEA
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from North America to Seattle

Cheapest flights from North America to Seattle
Explore the most affordable flight options available from North America to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This CheapOair deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:29 pmDEN - SEA
1 stop17h 16mFrontier
Sat 12/612:48 pmSEA - DEN
Nonstop2h 51mFrontier
Deal found 11/2$84
This Trip.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/229:44 amDEN - SEA
Nonstop3h 12mFrontier
Sun 11/2312:46 pmSEA - DEN
Nonstop2h 52mFrontier
Deal found 11/2$85
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:44 amDEN - SEA
Nonstop3h 12mMultiple Airlines
Wed 12/37:55 amSEA - DEN
Nonstop2h 49mMultiple Airlines
Deal found 11/2$87
This Cheapflightsfares deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:29 pmDEN - SEA
1 stop23h 29mFrontier
Mon 11/241:01 pmSEA - DEN
Nonstop2h 46mFrontier
Deal found 11/2$88
This United Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:05 amDEN - SEA
Nonstop3h 04mUnited Airlines
Sat 12/133:40 pmSEA - DEN
Nonstop2h 43mUnited Airlines
Deal found 11/1$89
This Priceline deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:42 amDEN - SEA
Nonstop3h 11mFrontier
Thu 12/181:25 pmSEA - DEN
Nonstop2h 53mFrontier
Deal found 11/2$93
This Cheapflightsfares deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:50 amDEN - SEA
1 stop7h 55mFrontier
Sun 12/1412:48 pmSEA - DEN
Nonstop2h 51mFrontier
Deal found 11/2$96
This Delta deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/612:25 pmDEN - SEA
Nonstop3h 09mDelta
Sat 12/67:35 pmSEA - DEN
Nonstop2h 46mDelta
Deal found 11/2$97
This Cheapflightsfares deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:51 amDEN - SEA
1 stop4h 54mFrontier
Sun 12/712:48 pmSEA - DEN
Nonstop2h 51mFrontier
Deal found 11/3$98
This Cheapflightsfares deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1510:00 amDEN - SEA
Nonstop3h 13mFrontier
Sat 12/612:48 pmSEA - DEN
Nonstop2h 51mFrontier
Deal found 11/2$99
This Priceline deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:00 amPHX - SEA
Nonstop3h 18mFrontier
Sat 11/226:49 pmSEA - PHX
Nonstop3h 01mFrontier
Deal found 11/1$99
This CheapOair deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:00 amPHX - SEA
Nonstop3h 18mFrontier
Sat 11/158:22 pmSEA - PHX
Nonstop3h 02mFrontier
Deal found 11/2$100

Cheap flight deals from North America to Seattle

Keep the following information in mind while searching for North America to Seattle flight deals. Data was last updated November 3, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$84
(Kiwi.com)

One-way from

$51
(Priceline)

Popular in

December

Cheapest in

September

Average price

$382

Good round-trip deal

$116 or less

Good one-way deal

$99 or less
Provider with most accurate pricing for New York (NYC)-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Seattle/Tacoma Intl flights.
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From North America to Seattle/Tacoma Intl
Search Deals
One-way flight from North America to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from North America to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from North America to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from North America to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from North America to Seattle that are best for you.

Fly from

North America

Fly to

Seattle

Route

Depart

Return

Price

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Sat 12/6

12:25 pm-2:34 pm

Nonstop3h 09m

Seattle/Tacoma Intl

Sat 12/6

7:35 pm-11:21 pm

Nonstop2h 46m

$97

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Wed 12/10

12:25 pm-2:33 pm

Nonstop3h 08m

Seattle/Tacoma Intl

Sat 12/13

7:40 am-11:32 am

Nonstop2h 52m

$97

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Sat 12/6

12:40 pm-2:46 pm

Nonstop3h 06m

Seattle/Tacoma Intl

Sat 12/6

4:47 pm-11:59 pm

1 stop6h 12m

$127

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Wed 12/3

6:45 am-8:58 am

Nonstop3h 13m

Seattle/Tacoma Intl

Thu 12/18

8:17 pm-11:59 pm

Nonstop2h 42m

$133

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Wed 2/18

6:29 am-8:40 am

Nonstop3h 11m

Seattle/Tacoma Intl

Sun 2/22

7:40 pm-11:25 pm

Nonstop2h 45m

$137

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Sat 2/28

7:50 pm-10:05 pm

Nonstop3h 15m

Seattle/Tacoma Intl

Sun 3/1

7:40 pm-11:22 pm

Nonstop2h 42m

$137

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Wed 3/4

6:29 am-8:40 am

Nonstop3h 11m

Seattle/Tacoma Intl

Mon 3/9

7:40 pm-11:22 pm

Nonstop2h 42m

$137

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Sun 3/1

6:29 am-8:40 am

Nonstop3h 11m

Seattle/Tacoma Intl

Wed 3/4

7:40 pm-11:25 pm

Nonstop2h 45m

$137

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Tue 1/27

2:43 pm-4:57 pm

Nonstop3h 14m

Seattle/Tacoma Intl

Sat 1/31

3:30 pm-7:22 pm

Nonstop2h 52m

$137

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Sat 1/24

2:43 pm-4:57 pm

Nonstop3h 14m

Seattle/Tacoma Intl

Mon 1/26

11:50 am-3:45 pm

Nonstop2h 55m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 60 results
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Best time to book a flight from North America to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from North America with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from North America to Seattle

What is the cheapest month to book a flight from North America to Seattle?

Currently, January is the cheapest month in which you can book a flight from North America to Seattle (average of $38). Flying from North America to Seattle in July is currently the most expensive (average of $79). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from NA to SEA?

Find hourly flight availability from North America to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

It’s optimal to fly from North America to Seattle at noon. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from North America to Seattle?

Use this chart to determine the cheapest time to fly round-trip from North America to Seattle. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their North America to Seattle flight should consider departing on Friday afternoons when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from North America to Seattle

Explore weekly flight availability from North America to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 3, 2025.

The most flights from 0NA to SEA are scheduled on a Monday (109 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (59 on average).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated November 3, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from North America to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,235 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
11,235 reviews
Alaska Airlines
8.0
Very good
11,235 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
7.9
Good
8,001 reviews
Alaska Airlines
8.0
Very good
11,235 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
United Airlines
7.4
Good
8,997 reviews
Alaska Airlines
8.0
Very good
11,235 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
American Airlines
7.2
Good
11,036 reviews
Alaska Airlines
8.0
Very good
11,235 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Frontier
5.8
Fair
3,117 reviews
Alaska Airlines
8.0
Very good
11,235 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from North America to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from North America?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Seattle from North America.

  • How popular is this North America to Seattle flight route?

    Within the past month, 325 users have taken a look at flights from North America to Seattle/Tacoma Intl.

  • How long is the flight from North America to Seattle?

    Delta, Alaska Airlines, and Southwest can get you from North America to Seattle in just under 3h 06m. Your travel time can differ by up to 5h 34m. There are 1022 mi between North America and Seattle. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from North America to Seattle one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $69. However, be on the lookout for offers from Southwest and Delta, as they are both options that can get you from North America to Seattle for a low price.

  • What are the most popular routes from North America to Seattle?

    The most popular flight routes from North America to Seattle are Los Angeles - Seattle/Tacoma Intl, Dallas/Fort Worth - Seattle/Tacoma Intl and New York John F Kennedy Intl - Seattle/Tacoma Intl.

  • What are the most reliable airlines from North America to Seattle?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from North America to Seattle on time: Singapore Airlines (100%), SAUDIA (100%), WestJet (99%).

  • What are the cheapest flights from North America to Seattle?

    On average you can expect to pay $940 for a flight from North America to Seattle. The cheapest flight overall is $66 while the most popular route, (Los Angeles - Seattle/Tacoma Intl) is currently priced at $84.

  • Can I find deals for flights from North America to Seattle that include hotel bookings?

    Yes. In addition to deals on North America to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from North America to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North America to Seattle.

  • Can I find deals for business class flights from North America to Seattle?

    Yes. Cheapflights offers flight deals from North America to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from North America to Seattle?

    Currently, January is the cheapest month in which you can book a flight from North America to Seattle (average of $38). Flying from North America to Seattle in July is currently the most expensive (average of $79). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Olympia
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Kirkland
Lacey
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Fife
Issaquah

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Alternative routes for North America to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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John F Kennedy Intl to Seattle flights
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Miami to Seattle flights
Sky Harbor Intl to Everett flights
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Love Field to Seattle flights

Top 10 airlines flying from North America to Seattle

Discover the top 10 airlines that operate flights from North America to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$50Average$228FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$58Average$214FlexibilityNo cancel feeOn-time65%
DeltaCheapest$97Average$322FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$103Average$329FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$127Average$355FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$130Average$358FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$131Average$317FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$135Average$333FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$167Average$402FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$176Average$385FlexibilityNo cancel feeOn-time71%

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