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Cheap flights from Quito to Seattle from $342

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 9/21. 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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Find the cheapest flights from Quito to Seattle

Cheap round-trip flights

Logo
9:11 am - 2:39 pmUIO-SEA
31h 28m3 stops
Logo
3:59 pm - 7:05 pmSEA-UIO
25h 06m3 stops
$644
Find Deal
Fri, Sep 12 - Tue, Sep 23
United Airlines Logo
12:35 am - 9:18 pmUIO-SEA
22h 43m1 stop
United Airlines Logo
5:14 pm - 11:25 pmSEA-UIO
28h 11m2 stops
$698United Airlines
Find Deal
Thu, Sep 11 - Tue, Sep 23
United Airlines Logo
12:35 am - 10:52 pmUIO-SEA
24h 17m1 stop
United Airlines Logo
3:28 pm - 11:25 pmSEA-UIO
29h 57m2 stops
$699United Airlines
Find Deal
Sun, Sep 14 - Wed, Oct 15
American Airlines Logo
7:50 am - 11:59 pmUIO-SEA
18h 09m1 stop
American Airlines Logo
11:38 pm - 6:30 pmSEA-UIO
16h 52m2 stops
$717American Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 23
American Airlines Logo
7:50 am - 11:59 pmUIO-SEA
18h 09m1 stop
American Airlines Logo
11:38 pm - 6:30 pmSEA-UIO
16h 52m2 stops
$719American Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 23
Delta Logo
11:20 pm - 10:09 amUIO-SEA
12h 49m1 stop
Delta Logo
9:45 pm - 7:30 pmSEA-UIO
19h 45m1 stop
$725Delta
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Fri, Sep 12 - Tue, Sep 23
Copa Airlines Logo
6:28 pm - 10:15 pmUIO-SEA
29h 47m2 stops
Copa Airlines Logo
5:26 pm - 5:31 pmSEA-UIO
22h 05m2 stops
$738Copa Airlines
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Mon, Sep 15 - Wed, Oct 15
LATAM Airlines Logo
9:11 am - 12:04 pmUIO-SEA
28h 53m2 stops
LATAM Airlines Logo
1:30 pm - 11:20 pmSEA-UIO
31h 50m2 stops
$745LATAM Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 23
Delta Logo
11:20 pm - 6:51 pmUIO-SEA
21h 31m1 stop
Delta Logo
11:40 pm - 7:05 pmSEA-UIO
17h 25m2 stops
$761Delta
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Sun, Sep 14 - Sun, Sep 21
LATAM Airlines Logo
7:09 pm - 7:50 pmUIO-SEA
26h 41m2 stops
LATAM Airlines Logo
7:20 am - 8:00 pmSEA-UIO
10h 40m1 stop
$775LATAM Airlines
Find Deal
Fri, Aug 29 - Tue, Sep 9

LATAM Airlines flights from Quito to Seattle

Our best LATAM Airlines deals on Quito to Seattle flight tickets
LATAM Airlines
Sep 12
UIO9:11 amQuito Mariscal Sucr
28h 53m
2 stops
SEA12:04 pmSeattle/Tacoma Intl
Sep 23
SEA1:30 pmSeattle/Tacoma Intl
31h 50m
2 stops
UIO11:20 pmQuito Mariscal Sucr
$745
Find similar
LATAM Airlines
Aug 29
UIO7:09 pmQuito Mariscal Sucr
26h 41m
2 stops
SEA7:50 pmSeattle/Tacoma Intl
Sep 9
SEA7:20 amSeattle/Tacoma Intl
10h 40m
1 stop
UIO8:00 pmQuito Mariscal Sucr
$775
Find similar
LATAM Airlines
Aug 29
UIO7:09 pmQuito Mariscal Sucr
28h 56m
2 stops
SEA10:05 pmSeattle/Tacoma Intl
Sep 9
SEA6:00 amSeattle/Tacoma Intl
15h 20m
2 stops
UIO11:20 pmQuito Mariscal Sucr
$791
Find similar

American Airlines flights from Quito to Seattle

Our best American Airlines deals on Quito to Seattle flight tickets
American Airlines
Sep 12
UIO7:50 amQuito Mariscal Sucr
18h 09m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
Sep 23
SEA11:38 pmSeattle/Tacoma Intl
16h 52m
2 stops
UIO6:30 pmQuito Mariscal Sucr
$717
Find similar
American Airlines
Sep 12
UIO7:50 amQuito Mariscal Sucr
18h 09m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
Sep 23
SEA11:38 pmSeattle/Tacoma Intl
16h 52m
2 stops
UIO6:30 pmQuito Mariscal Sucr
$719
Find similar
American Airlines
Sep 15
UIO7:50 amQuito Mariscal Sucr
18h 09m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
Oct 15
SEA8:49 pmSeattle/Tacoma Intl
22h 03m
1 stop
UIO8:52 pmQuito Mariscal Sucr
$721
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 July 31, 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

Fri 9/12

9:11 am-2:39 pm

3 stops31h 28m

Seattle/Tacoma Intl

Tue 9/23

3:59 pm-7:05 pm

3 stops25h 06m

$644

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Thu 9/11

12:35 am-9:18 pm

1 stop22h 43m

Seattle/Tacoma Intl

Tue 9/23

5:14 pm-11:25 pm

2 stops28h 11m

$698

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Sun 9/14

12:35 am-10:52 pm

1 stop24h 17m

Seattle/Tacoma Intl

Wed 10/15

3:28 pm-11:25 pm

2 stops29h 57m

$699

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Fri 9/12

7:50 am-11:59 pm

1 stop18h 09m

Seattle/Tacoma Intl

Tue 9/23

11:38 pm-6:30 pm

2 stops16h 52m

$717

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Fri 9/12

7:50 am-11:59 pm

1 stop18h 09m

Seattle/Tacoma Intl

Tue 9/23

11:38 pm-6:30 pm

2 stops16h 52m

$719

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Fri 9/12

11:20 pm-10:09 am

1 stop12h 49m

Seattle/Tacoma Intl

Tue 9/23

9:45 pm-7:30 pm

1 stop19h 45m

$725

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Mon 9/15

6:28 pm-10:15 pm

2 stops29h 47m

Seattle/Tacoma Intl

Wed 10/15

5:26 pm-5:31 pm

2 stops22h 05m

$738

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Fri 9/12

9:11 am-12:04 pm

2 stops28h 53m

Seattle/Tacoma Intl

Tue 9/23

1:30 pm-11:20 pm

2 stops31h 50m

$745

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Sun 9/14

11:20 pm-6:51 pm

1 stop21h 31m

Seattle/Tacoma Intl

Sun 9/21

11:40 pm-7:05 pm

2 stops17h 25m

$761

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Fri 8/29

7:09 pm-7:50 pm

2 stops26h 41m

Seattle/Tacoma Intl

Tue 9/9

7:20 am-8:00 pm

1 stop10h 40m

$775

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 $674. If you don’t want to visit Seattle in February, then you should wait until January to fly from Quito, when ticket prices are also cheap, with an average price of $690.

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 $760 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 $665 on momondo.

Can stopping save me money on Quito to Seattle flights?

You could potentially save up to 18% 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 July 2025, prices for Quito to Seattle flights are approximately 9% cheaper 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

Best Price Found

$342

Fastest flight time

12h 49m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Quito in the past 72 hours is $342. The best round-trip flight deal from Quito to Seattle found on momondo in the last 72 hours is $644.
The fastest flight from Quito to Seattle takes 12h 49m
There are no direct flights from Quito to Seattle. Popular non-direct route for this connection is Quito Mariscal Sucr Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
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 12h 49m.

  • 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
1,822 reviews
Search LATAM Airlines flights

Traveling to a place near Seattle?

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

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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