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Cheap flights from the United States to Seattle from $31

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Seattle departing on 12/17. 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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Find the cheapest flights from the United States to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from the United States to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from the United States to Seattle.

Cheap last minute flights

Planning a quick getaway from the United States to Seattle? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals to Seattle

Find recent round-trip train or bus tickets from the United States to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
5:45 pm - 8:46 pmLAX-SEA
3h 01mnonstop
1:55 pm - 4:40 pmSEA-LAX
2h 45mnonstop
$57Frontier
Find Deal
Tue, Dec 17 - Wed, Jan 8
11:00 am - 1:10 pmDEN-SEA
3h 10mnonstop
9:36 pm - 1:21 amSEA-DEN
2h 45mnonstop
$67Frontier
Find Deal
Tue, Dec 17 - Tue, Dec 24
6:25 pm - 8:50 pmDEN-SEA
3h 25mnonstop
7:59 pm - 11:51 pmSEA-DEN
2h 52mnonstop
$117Delta
Find Deal
Wed, Dec 18 - Fri, Jan 3
12:45 pm - 6:01 pmDEN-SEA
6h 16m1 stop
7:45 pm - 11:29 pmSEA-DEN
2h 44mnonstop
$126Alaska Airlines
Find Deal
Tue, Dec 17 - Wed, Jan 8
2:55 pm - 6:44 pmDEN-SEA
4h 49m1 stop
8:35 pm - 12:17 amSEA-DEN
2h 42mnonstop
$127Delta
Find Deal
Tue, Feb 4 - Sat, Mar 1
1:55 pm - 4:51 pmLAX-SEA
2h 56mnonstop
7:55 pm - 10:35 pmSEA-LAX
2h 40mnonstop
$137Alaska Airlines
Find Deal
Sat, Dec 21 - Sat, Dec 28
4:48 pm - 7:08 pmSFO-SEA
2h 20mnonstop
7:00 am - 9:20 amSEA-SFO
2h 20mnonstop
$137United Airlines
Find Deal
Tue, Jan 7 - Sat, Jan 11
8:20 pm - 10:58 pmORD-SEA
4h 38mnonstop
11:55 pm - 6:07 amSEA-ORD
4h 12mnonstop
$169American Airlines
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Tue, May 6 - Tue, May 13
6:00 am - 11:20 amDEN-SEA
6h 20m1 stop
3:18 pm - 7:00 pmSEA-DEN
2h 42mnonstop
$182United Airlines
Find Deal
Tue, Jan 7 - Mon, Jan 13
7:06 am - 9:35 amDFW-SEA
4h 29mnonstop
12:55 am - 6:46 amSEA-DFW
3h 51mnonstop
$187American Airlines
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Tue, Dec 17 - Sun, Jan 5
11:00 am - 1:10 pmDEN-SEA
3h 10mnonstop
$31Frontier
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Tue, Dec 17
5:30 am - 2:53 pmLAX-SEA
9h 23m1 stop
$33Spirit Airlines
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Wed, Dec 11
7:50 am - 9:58 amDEN-SEA
3h 08mnonstop
$59United Airlines
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Sat, Dec 14
6:00 am - 11:20 amDEN-SEA
6h 20m1 stop
$64United Airlines
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Tue, Jan 7
4:19 pm - 6:48 pmDFW-SEA
4h 29mnonstop
$66Delta
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Wed, Jan 22
6:29 pm - 12:28 amDEN-SEA
6h 59m1 stop
$68Delta
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Thu, Dec 19
8:52 pm - 11:44 pmONT-SEA
2h 52mnonstop
$69Alaska Airlines
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Wed, Dec 18
8:59 pm - 11:16 pmPHX-SEA
3h 17mnonstop
$70Alaska Airlines
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Tue, Jan 21
6:25 pm - 9:24 pmORD-SEA
4h 59mnonstop
$105American Airlines
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Wed, Apr 30
11:47 am - 6:45 pmSFO-SEA
6h 58m1 stop
$128American Airlines
Find Deal
Thu, Dec 12
7:58 am - 10:54 amONT-SEA
2h 56mnonstop
12:29 pm - 3:08 pmSEA-ONT
2h 39mnonstop
$194Frontier
Find Deal
Sun, Nov 24 - Sun, Dec 15
9:00 am - 11:11 amDEN-SEA
3h 11mnonstop
9:09 am - 12:54 pmSEA-DEN
2h 45mnonstop
$196Frontier
Find Deal
Mon, Nov 25 - Tue, Nov 26
6:00 am - 8:44 amORD-SEA
4h 44mnonstop
10:47 am - 4:54 pmSEA-ORD
4h 07mnonstop
$209Alaska Airlines
Find Deal
Tue, Nov 26 - Fri, Dec 6
6:05 am - 8:20 amDEN-SEA
3h 15mnonstop
7:50 pm - 11:31 pmSEA-DEN
2h 41mnonstop
$272Delta
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Tue, Nov 26 - Tue, Dec 3
6:05 am - 8:55 amORD-SEA
4h 50mnonstop
5:59 pm - 11:58 pmSEA-ORD
3h 59mnonstop
$297Delta
Find Deal
Tue, Nov 26 - Wed, Dec 4
8:00 am - 10:40 amORD-SEA
4h 40mnonstop
11:59 pm - 5:56 amSEA-ORD
3h 57mnonstop
$310Alaska Airlines
Find Deal
Tue, Nov 26 - Thu, Dec 5
7:15 am - 2:11 pmDEN-SEA
7h 56m1 stop
6:16 am - 3:13 pmSEA-DEN
7h 57m1 stop
$356American Airlines
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Sat, Nov 23 - Wed, Nov 27
8:35 pm - 11:24 pmORD-SEA
4h 49mnonstop
12:25 am - 6:29 amSEA-ORD
4h 04mnonstop
$379American Airlines
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Tue, Nov 26 - Wed, Nov 27
1:55 pm - 9:07 pmONT-SEA
7h 12m1 stop
9:25 am - 2:33 pmSEA-ONT
5h 08m1 stop
$431United Airlines
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Fri, Nov 22 - Tue, Dec 10
7:30 pm - 10:30 pmLAX-SEA
3h 00mnonstop
6:30 am - 9:18 amSEA-LAX
2h 48mnonstop
$452United Airlines
Find Deal
Sun, Nov 24 - Fri, Nov 29
11:00 am - 1:10 pmDEN-SEA
3h 10mnonstop
9:36 pm - 1:21 amSEA-DEN
2h 45mnonstop
$67Frontier
Find Deal
Tue, Dec 17 - Tue, Dec 24
10:40 am - 12:46 pmDEN-SEA
3h 06mnonstop
1:36 pm - 5:25 pmSEA-DEN
2h 49mnonstop
$72Frontier
Find Deal
Sat, Feb 22 - Wed, Feb 26
6:05 am - 8:20 amDEN-SEA
3h 15mnonstop
8:25 pm - 12:15 amSEA-DEN
2h 50mnonstop
$117Delta
Find Deal
Wed, Dec 18 - Sun, Jan 5
7:00 am - 9:18 amSFO-SEA
2h 18mnonstop
11:28 am - 1:45 pmSEA-SFO
2h 17mnonstop
$131Alaska Airlines
Find Deal
Tue, Dec 17 - Tue, Dec 17
7:00 am - 9:43 amDFW-SEA
4h 43mnonstop
10:35 am - 4:31 pmSEA-DFW
3h 56mnonstop
$131Delta
Find Deal
Thu, Jan 9 - Sat, Jan 18
7:00 am - 9:15 amSFO-SEA
2h 15mnonstop
6:55 am - 9:11 amSEA-SFO
2h 16mnonstop
$135Alaska Airlines
Find Deal
Sat, Jan 11 - Sun, Jan 12
7:06 am - 9:35 amDFW-SEA
4h 29mnonstop
12:55 am - 6:46 amSEA-DFW
3h 51mnonstop
$187American Airlines
Find Deal
Tue, Dec 17 - Sun, Jan 5
9:55 am - 12:42 pmORD-SEA
4h 47mnonstop
1:35 pm - 7:40 pmSEA-ORD
4h 05mnonstop
$202American Airlines
Find Deal
Fri, Jan 31 - Sun, Feb 9
4:45 pm - 7:05 pmSFO-SEA
2h 20mnonstop
7:00 am - 9:20 amSEA-SFO
2h 20mnonstop
$209United Airlines
Find Deal
Thu, Dec 19 - Thu, Jan 23
8:44 pm - 10:45 pmDEN-SEA
3h 01mnonstop
5:45 pm - 9:29 pmSEA-DEN
2h 44mnonstop
$212United Airlines
Find Deal
Thu, Mar 27 - Mon, Mar 31

Frontier flights from United States to Seattle

Our best Frontier deals on United States to Seattle flight tickets
Frontier
Dec 17
LAX5:45 pmLos Angeles
3h 01m
SEA8:46 pmSeattle/Tacoma Intl
Jan 8
SEA1:55 pmSeattle/Tacoma Intl
2h 45m
LAX4:40 pmLos Angeles
Frontier
Dec 17
DEN11:00 amDenver Intl
3h 10m
SEA1:10 pmSeattle/Tacoma Intl
Dec 24
SEA9:36 pmSeattle/Tacoma Intl
2h 45m
DEN1:21 amDenver Intl
Frontier
Feb 22
DEN10:40 amDenver Intl
3h 06m
SEA12:46 pmSeattle/Tacoma Intl
Feb 26
SEA1:36 pmSeattle/Tacoma Intl
2h 49m
DEN5:25 pmDenver Intl

Spirit Airlines flights from United States to Seattle

Our best Spirit Airlines deals on United States to Seattle flight tickets
Spirit Airlines
Dec 11
LAX9:25 pmLos Angeles
2h 45m
SEA12:10 amSeattle/Tacoma Intl
Dec 16
SEA5:15 amSeattle/Tacoma Intl
2h 45m
LAX8:00 amLos Angeles
Spirit Airlines
Dec 11
LAX5:30 amLos Angeles
9h 23m
1 stop
SEA2:53 pmSeattle/Tacoma Intl
Dec 16
SEA12:50 pmSeattle/Tacoma Intl
11h 57m
1 stop
LAX12:47 amLos Angeles
Spirit Airlines
Dec 4
LAX9:25 pmLos Angeles
2h 45m
SEA12:10 amSeattle/Tacoma Intl
Dec 11
SEA5:15 amSeattle/Tacoma Intl
2h 45m
LAX8:00 amLos Angeles

See travel insights to Seattle from

How to get the cheapest flight ticket from United States to Seattle

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 Seattle?

In general, January is the cheapest month to fly from United States to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $272. If you don’t want to visit Seattle in January, then you should wait until February to fly from United States, when ticket prices are also cheap, with an average price of $296.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from United States is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $386. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $483.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from United States in the evening is the least expensive time of day to depart. momondo users have found prices as low as $336 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $443. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest United States to Seattle/Tacoma Intl flight route?

Fly from Las Vegas Harry Reid Intl to Seattle/Tacoma Intl for the best United States - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from United States when booking 46 days ahead of your departure date. In general, you can expect to find flights to Seattle for around $394 when searching 46 days out. Keep in mind that you might be able to find cheaper flights to Seattle at any time. In fact, our users found flights for as low as $328 in the past 72 hours.

What cabin class options are available on United States to Seattle/Tacoma Intl flights?

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

You could potentially save up to 17% on your flight if you consider stops on a United States to Seattle flight.

Cheap United States to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Seattle

Best Price Found

$31

Fastest flight time

2h 15m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from United States in the past 72 hours is $31. The best round-trip flight deal from United States to Seattle found on momondo in the last 72 hours is $57.
The fastest flight from United States to Seattle takes 2h 15m
Direct flights go from United States to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • When did momondo last update prices for flights from United States to Seattle/Tacoma Intl Airport?

    Prices for flights from United States to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from United States to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from United States to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport 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 Seattle/Tacoma Intl Airport. 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 United States to Seattle?


Best airlines flying from United States to Seattle

Compare and see reviews for airlines that fly from United States to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $38Free CancellationRating
6.1
3,536 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $40Free CancellationRating
6.3
8,169 reviews
Search Spirit Airlines flights
JetBluePriceFrom $94Free CancellationRating
7.4
3,389 reviews
Search JetBlue flights
DeltaPriceFrom $96Free CancellationRating
8.0
8,755 reviews
Search Delta flights
Alaska AirlinesPriceFrom $96Free CancellationRating
8.0
9,464 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $98Free CancellationRating
8.1
5,005 reviews
Search Southwest flights
United AirlinesPriceFrom $135Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
Sun Country AirPriceFrom $137Free CancellationRating
7.0
415 reviews
Search Sun Country Air flights
American AirlinesPriceFrom $146Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United States to Seattle for you.

Can I find flights from United States to Seattle with flexible booking policies on momondo?

Flights from United States to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United States to Seattle?

Once all potential United States to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Seattle from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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