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Cheap flights from Seattle to Quito from $637

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Quito

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
3:15 pm - 12:05 amSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
30h 50m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
8:30 am - 9:18 amUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
26h 48m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
$855Air Canada
Tue, Mar 23 - Mon, Mar 29
Air Canada Logo
3:15 pm - 12:05 amSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
54h 50m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
8:30 am - 9:18 amUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
26h 48m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
$855Air Canada
Mon, Mar 22 - Mon, Mar 29
LATAM Airlines Logo
11:15 pm - 11:00 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
21h 45m2 stops Orlando Bogotá El Dorado
LATAM Airlines Logo
8:55 am - 10:26 amUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
27h 31m2 stops Miami Atlanta Hartsfield-Jackson
$859LATAM Airlines
Sat, Apr 24 - Mon, Apr 26
LATAM Airlines Logo
6:00 am - 11:00 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
14h 00m2 stops Atlanta Hartsfield-Jackson Bogotá El Dorado
LATAM Airlines Logo
8:55 am - 10:05 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
16h 10m1 stop Miami
$876LATAM Airlines
Thu, Nov 12 - Thu, Dec 3
Delta Logo
6:35 pm - 6:52 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
21h 17m2 stops Minneapolis St Paul Miami
Delta Logo
12:55 am - 8:48 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
22h 53m1 stop Atlanta Hartsfield-Jackson
$897Delta
Sun, Nov 15 - Tue, Nov 24
Delta Logo
10:40 pm - 9:25 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
19h 45m1 stop Atlanta Hartsfield-Jackson
Delta Logo
8:55 am - 10:05 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
16h 10m1 stop Miami
$913Delta
Thu, Dec 3 - Mon, Dec 14
American Airlines Logo
9:14 pm - 8:41 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
20h 27m1 stop Miami
American Airlines Logo
6:31 am - 11:59 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
20h 28m1 stop Miami
$913American Airlines
Sun, Nov 15 - Wed, Nov 25
United Airlines Logo
12:20 pm - 12:30 amSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
33h 10m3 stops Los Angeles Denver Intl Houston George Bush Intcntl
United Airlines Logo
1:35 am - 12:59 amUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
26h 24m2 stops Houston George Bush Intcntl San Francisco
$917United Airlines
Mon, Nov 9 - Sun, Nov 15
American Airlines Logo
11:34 pm - 10:36 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
20h 02m2 stops Chicago O'Hare Intl Miami
American Airlines Logo
12:55 am - 2:51 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
16h 56m2 stops Miami Dallas/Fort Worth
$917American Airlines
Sun, Nov 15 - Tue, Nov 24
United Airlines Logo
7:00 am - 12:30 amSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
14h 30m2 stops San Francisco Houston George Bush Intcntl
United Airlines Logo
1:35 am - 9:21 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
22h 46m3 stops Houston George Bush Intcntl Los Angeles Denver Intl
$987United Airlines
Thu, Nov 12 - Wed, Dec 2

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LATAM Airlines flights from Seattle to Quito

Our best LATAM Airlines deals on Seattle to Quito flight tickets
LATAM Airlines
Apr 24
SEA11:15 pmSeattle/Tacoma Intl
21h 45m
2 stops
UIO11:00 pmQuito Mariscal Sucr
Apr 26
UIO8:55 amQuito Mariscal Sucr
27h 31m
2 stops
SEA10:26 amSeattle/Tacoma Intl
$859
LATAM Airlines
Nov 12
SEA6:00 amSeattle/Tacoma Intl
12h 25m
1 stop
UIO9:25 pmQuito Mariscal Sucr
Dec 3
UIO8:55 amQuito Mariscal Sucr
16h 10m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
$876
LATAM Airlines
Apr 24
SEA11:15 pmSeattle/Tacoma Intl
21h 45m
2 stops
UIO11:00 pmQuito Mariscal Sucr
Apr 26
UIO8:55 amQuito Mariscal Sucr
27h 31m
2 stops
SEA10:26 amSeattle/Tacoma Intl
$879

Delta flights from Seattle to Quito

Our best Delta deals on Seattle to Quito flight tickets
Delta
Nov 15
SEA6:35 pmSeattle/Tacoma Intl
21h 17m
2 stops
UIO6:52 pmQuito Mariscal Sucr
Nov 24
UIO12:55 amQuito Mariscal Sucr
22h 53m
1 stop
SEA8:48 pmSeattle/Tacoma Intl
$897
Delta
Nov 2
SEA6:00 amSeattle/Tacoma Intl
12h 25m
1 stop
UIO9:25 pmQuito Mariscal Sucr
Nov 18
UIO8:55 amQuito Mariscal Sucr
32h 35m
2 stops
SEA2:30 pmSeattle/Tacoma Intl
$902
Delta
Nov 15
SEA6:35 pmSeattle/Tacoma Intl
21h 17m
2 stops
UIO6:52 pmQuito Mariscal Sucr
Nov 24
UIO12:55 amQuito Mariscal Sucr
22h 53m
1 stop
SEA8:48 pmSeattle/Tacoma Intl
$917

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Quito that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Tue 3/23

3:15 pm-12:05 am

2 stops30h 50m

Quito Mariscal Sucr

Mon 3/29

8:30 am-9:18 am

2 stops26h 48m

$855

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Mon 3/22

3:15 pm-12:05 am

2 stops54h 50m

Quito Mariscal Sucr

Mon 3/29

8:30 am-9:18 am

2 stops26h 48m

$855

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Sat 4/24

11:15 pm-11:00 pm

2 stops21h 45m

Quito Mariscal Sucr

Mon 4/26

8:55 am-10:26 am

2 stops27h 31m

$859
Quickest round-trip

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Thu 11/12

6:00 am-11:00 pm

2 stops14h 00m

Quito Mariscal Sucr

Thu 12/3

8:55 am-10:05 pm

1 stop16h 10m

$876

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Sun 11/15

6:35 pm-6:52 pm

2 stops21h 17m

Quito Mariscal Sucr

Tue 11/24

12:55 am-8:48 pm

1 stop22h 53m

$897

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Thu 12/3

10:40 pm-9:25 pm

1 stop19h 45m

Quito Mariscal Sucr

Mon 12/14

8:55 am-10:05 pm

1 stop16h 10m

$913

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Sun 11/15

9:14 pm-8:41 pm

1 stop20h 27m

Quito Mariscal Sucr

Wed 11/25

6:31 am-11:59 pm

1 stop20h 28m

$913

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Mon 11/9

12:20 pm-12:30 am

3 stops33h 10m

Quito Mariscal Sucr

Sun 11/15

1:35 am-12:59 am

2 stops26h 24m

$917

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Sun 11/15

11:34 pm-10:36 pm

2 stops20h 02m

Quito Mariscal Sucr

Tue 11/24

12:55 am-2:51 pm

2 stops16h 56m

$917

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Thu 11/12

7:00 am-12:30 am

2 stops14h 30m

Quito Mariscal Sucr

Wed 12/2

1:35 am-9:21 pm

3 stops22h 46m

$987

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 Quito from

How to get the cheapest flight ticket from Seattle to Quito

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 typical price of a round-trip flight between Seattle and Quito?

Prices are currently typical for flights on this route.

Typical prices usually range from $470 to $984.
The lowest price recently found on this route was $855.

What is the cheapest month to fly to Quito?

The cheapest month to fly to Quito from Seattle is in November. Flight prices, which tend to average around $815, are often lower during this time because this is during the off-season. If you aren’t able to travel to Quito during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $907.

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

You are more likely to see cheaper flights to Quito from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Quito for around $1,091 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Quito from Seattle for as low as $429 on momondo.

Can stopping save me money on Seattle to Quito flights?

You could potentially save up to 2% on your flight if you consider stops on a Seattle to Quito flight.

How have Seattle to Quito flight prices changed over time?

As of October 2026, prices for Seattle to Quito flights are approximately 86% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Quito

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

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

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

Best Price Found

$637

Fastest flight time

14h 30m

Direct flights

None
The best one-way flight to Quito from Seattle in the past 72 hours is $637. The best round-trip flight deal from Seattle to Quito found on momondo in the last 72 hours is $855.
The fastest flight from Seattle to Quito takes 14h 30m
There are no direct flights from Seattle to Quito. There are no popular flight routes from Seattle to Quito.
Search flight deals

Frequently asked questions about flying from Seattle to Quito

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

    There are 4217.8 mi between Seattle/Tacoma Intl and Quito Mariscal Sucr. Flights usually cover this in 14h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Quito Mariscal Sucr Airport were last updated today.

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

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

    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 Quito Mariscal Sucr Airport.

  • What documentation or ID do you need to fly to Quito Mariscal Sucr Airport?

    The required travel and health documents for your Quito Mariscal Sucr Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Quito Mariscal Sucr Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Seattle to Quito

Compare and see reviews for airlines that fly from Seattle to Quito with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $470Free CancellationRating
7.4
1,969 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $752Free CancellationRating
7.0
12,191 reviews
Search American Airlines flights
DeltaPriceFrom $805Free CancellationRating
7.8
8,683 reviews
Search Delta flights
United AirlinesPriceFrom $815Free CancellationRating
7.3
10,443 reviews
Search United Airlines flights

Traveling to a place near Quito?

Book flights to Quito if you plan to visit one of these locations
Otavalo
Mindo
Ibarra

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Quito from Seattle.

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

Flights from Seattle to Quito 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 Seattle to Quito?

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 Quito from Seattle.

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

Yes momondo offers price alerts on flights to Quito from Seattle. 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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