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Cheap flights from Quito to Seattle from $365

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Quito to Seattle departing on 2/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Quito to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 pm - 12:20 pm
UIO
-
SEA
20h 20m2 stops
Delta Logo
8:00 am - 5:17 am
SEA
-
UIO
19h 17m1 stop
$672Delta
Mon, Mar 2 - Mon, Mar 23
LATAM Airlines Logo
11:45 pm - 10:07 am
UIO
-
SEA
13h 22m1 stop
LATAM Airlines Logo
11:30 pm - 8:35 pm
SEA
-
UIO
19h 05m1 stop
$681LATAM Airlines
Mon, Mar 2 - Mon, Mar 23
United Airlines Logo
12:35 am - 11:27 pm
UIO
-
SEA
24h 52m3 stops
United Airlines Logo
8:30 am - 5:00 am
SEA
-
UIO
18h 30m2 stops
$685United Airlines
Tue, Mar 31 - Fri, May 29
LATAM Airlines Logo
7:00 pm - 2:44 pm
UIO
-
SEA
22h 44m2 stops
LATAM Airlines Logo
10:58 pm - 5:17 am
SEA
-
UIO
28h 19m2 stops
$698LATAM Airlines
Fri, Mar 6 - Sat, Mar 14
United Airlines Logo
12:35 am - 7:42 pm
UIO
-
SEA
21h 07m1 stop
United Airlines Logo
11:59 pm - 5:00 am
SEA
-
UIO
27h 01m1 stop
$706United Airlines
Tue, Mar 31 - Fri, May 29
Multiple Airlines Logo
4:00 am - 9:48 pm
UIO
-
SEA
20h 48m2 stops
Multiple Airlines Logo
10:43 am - 6:55 am
SEA
-
UIO
18h 12m1 stop
$721Multiple Airlines
Thu, Mar 5 - Sat, Mar 14
Multiple Airlines Logo
7:05 am - 10:04 pm
UIO
-
SEA
17h 59m2 stops
Multiple Airlines Logo
8:08 am - 5:17 am
SEA
-
UIO
19h 09m1 stop
$789Multiple Airlines
Fri, Mar 6 - Sat, Mar 14
Multiple Airlines Logo
3:30 am - 6:01 pm
UIO
-
SEA
17h 31m2 stops
Multiple Airlines Logo
9:14 pm - 2:50 am
SEA
-
UIO
27h 36m3 stops
$798Multiple Airlines
Thu, Mar 5 - Sat, Mar 14
American Airlines Logo
12:45 am - 11:42 pm
UIO
-
SEA
25h 57m1 stop
American Airlines Logo
10:16 pm - 10:23 pm
SEA
-
UIO
22h 07m1 stop
$803American Airlines
Thu, Mar 5 - Sat, Mar 14
American Airlines Logo
12:45 am - 11:42 pm
UIO
-
SEA
25h 57m1 stop
American Airlines Logo
10:16 pm - 7:34 pm
SEA
-
UIO
19h 18m1 stop
$806American Airlines
Thu, Mar 5 - Sat, Mar 14

LATAM Airlines flights from Quito to Seattle

Our best LATAM Airlines deals on Quito to Seattle flight tickets
LATAM Airlines
Mar 2
UIO11:45 pmQuito Mariscal Sucr
13h 22m
1 stop
SEA10:07 amSeattle/Tacoma Intl
Mar 23
SEA11:30 pmSeattle/Tacoma Intl
19h 05m
1 stop
UIO8:35 pmQuito Mariscal Sucr
$681
Find similar
LATAM Airlines
Mar 6
UIO7:00 pmQuito Mariscal Sucr
22h 44m
2 stops
SEA2:44 pmSeattle/Tacoma Intl
Mar 14
SEA10:58 pmSeattle/Tacoma Intl
28h 19m
2 stops
UIO5:17 amQuito Mariscal Sucr
$685
Find similar
LATAM Airlines
Mar 6
UIO7:00 pmQuito Mariscal Sucr
22h 44m
2 stops
SEA2:44 pmSeattle/Tacoma Intl
Mar 14
SEA10:58 pmSeattle/Tacoma Intl
28h 19m
2 stops
UIO5:17 amQuito Mariscal Sucr
$698
Find similar

American Airlines flights from Quito to Seattle

Our best American Airlines deals on Quito to Seattle flight tickets
American Airlines
Mar 5
UIO12:45 amQuito Mariscal Sucr
25h 57m
1 stop
SEA11:42 pmSeattle/Tacoma Intl
Mar 14
SEA10:16 pmSeattle/Tacoma Intl
22h 07m
1 stop
UIO10:23 pmQuito Mariscal Sucr
$803
Find similar
American Airlines
Mar 5
UIO12:45 amQuito Mariscal Sucr
25h 57m
1 stop
SEA11:42 pmSeattle/Tacoma Intl
Mar 14
SEA10:16 pmSeattle/Tacoma Intl
19h 18m
1 stop
UIO7:34 pmQuito Mariscal Sucr
$806
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Quito 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, momondo users made 832,500 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Quito to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Mon 3/2

7:00 pm-12:20 pm

2 stops20h 20m

Seattle/Tacoma Intl

Mon 3/23

8:00 am-5:17 am

1 stop19h 17m

$672

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Mon 3/2

11:45 pm-10:07 am

1 stop13h 22m

Seattle/Tacoma Intl

Mon 3/23

11:30 pm-8:35 pm

1 stop19h 05m

$681

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Tue 3/31

12:35 am-11:27 pm

3 stops24h 52m

Seattle/Tacoma Intl

Fri 5/29

8:30 am-5:00 am

2 stops18h 30m

$685

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Fri 3/6

7:00 pm-2:44 pm

2 stops22h 44m

Seattle/Tacoma Intl

Sat 3/14

10:58 pm-5:17 am

2 stops28h 19m

$698

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Tue 3/31

12:35 am-7:42 pm

1 stop21h 07m

Seattle/Tacoma Intl

Fri 5/29

11:59 pm-5:00 am

1 stop27h 01m

$706

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Thu 3/5

4:00 am-9:48 pm

2 stops20h 48m

Seattle/Tacoma Intl

Sat 3/14

10:43 am-6:55 am

1 stop18h 12m

$721

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Fri 3/6

7:05 am-10:04 pm

2 stops17h 59m

Seattle/Tacoma Intl

Sat 3/14

8:08 am-5:17 am

1 stop19h 09m

$789

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Thu 3/5

3:30 am-6:01 pm

2 stops17h 31m

Seattle/Tacoma Intl

Sat 3/14

9:14 pm-2:50 am

3 stops27h 36m

$798

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Thu 3/5

12:45 am-11:42 pm

1 stop25h 57m

Seattle/Tacoma Intl

Sat 3/14

10:16 pm-10:23 pm

1 stop22h 07m

$803

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Thu 3/5

12:45 am-11:42 pm

1 stop25h 57m

Seattle/Tacoma Intl

Sat 3/14

10:16 pm-7:34 pm

1 stop19h 18m

$806

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Quito 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, February is the cheapest month to fly from Quito to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $648. If you don’t want to visit Seattle in February, then you should wait until September to fly from Quito, when ticket prices are also cheap, with an average price of $671.

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

On average, the least expensive day to fly to Seattle from Quito is on a Friday. momondo users have found tickets for Friday departures for as low as $584. 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 Quito because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $927.

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

Flying to Seattle from Quito in the evening is the least expensive time of day to depart. momondo users have found prices as low as $749 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $786. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Seattle from Quito when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $778 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Quito for as low as $609 on momondo.

Can stopping save me money on Quito to Seattle flights?

You could potentially save up to 41% on your flight if you consider stops on a Quito to Seattle flight.

How have Quito to Seattle flight prices changed over time?

As of December 2025, prices for Quito to Seattle flights are approximately 81% more expensive when compared to flights at the same time last year.

When to book flights from Quito to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Quito to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Quito to Seattle (UIO to SEA) flight deals and tips

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

Fastest flight time

17h 52m

Direct flights

None
The fastest flight from Quito to Seattle takes 17h 52m
There are no direct flights from Quito to Seattle. There are no popular flight routes from Quito to Seattle.
Search flight deals

  • How far is Quito Mariscal Sucr to Seattle/Tacoma Intl by plane?

    The straight-line distance from Quito Mariscal Sucr to Seattle/Tacoma Intl is 4217.8 mi. By plane, this route typically takes 17h 52m.

  • When did momondo last update prices for flights from Quito Mariscal Sucr Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Quito Mariscal Sucr Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Quito Mariscal Sucr Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Quito Mariscal Sucr Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Quito Mariscal Sucr Airport to Seattle/Tacoma Intl Airport.

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

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Quito to Seattle?

Best airlines flying from Quito to Seattle

Compare and see reviews for airlines that fly from Quito to Seattle with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $671Free CancellationRating
7.5
1,895 reviews
Search LATAM Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Redmond
Tukwila
Federal Way
Cle Elum
Lakewood
Fife
Centralia
Westport
Kirkland
Shoreline

Why use momondo?

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

It is quick and easy to find Quito to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

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

Yes. momondo allows you to filter the results for Quito to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Quito to Seattle?

Once you have performed a search for Quito to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Quito and alert you when they change.

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