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Cheap flights from Seattle to Quito from $173

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Quito departing on 1/18. 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 Seattle to Quito

Cheap round-trip flights

Logo
12:20 am - 1:10 pmSEA-UIO
34h 50m2 stops
Logo
5:20 pm - 10:25 amUIO-SEA
20h 05m1 stop
$591
Find Deal
Mon, Oct 27 - Tue, Nov 4
Logo
11:34 pm - 6:55 amSEA-UIO
29h 21m1 stop
Logo
10:05 am - 10:44 amUIO-SEA
27h 39m2 stops
$593
Find Deal
Tue, Oct 28 - Tue, Nov 4
Logo
8:53 am - 7:05 pmSEA-UIO
32h 12m1 stop
Logo
9:11 am - 10:30 pmUIO-SEA
16h 19m1 stop
$626
Find Deal
Tue, Oct 28 - Tue, Nov 4
LATAM Airlines Logo
6:00 am - 11:45 amSEA-UIO
26h 45m2 stops
LATAM Airlines Logo
9:11 am - 9:53 pmUIO-SEA
15h 42m1 stop
$674LATAM Airlines
Find Deal
Thu, Nov 13 - Tue, Nov 18
LATAM Airlines Logo
6:00 am - 11:45 amSEA-UIO
26h 45m2 stops
LATAM Airlines Logo
9:11 am - 11:59 pmUIO-SEA
17h 48m2 stops
$740LATAM Airlines
Find Deal
Thu, Nov 13 - Tue, Nov 18
American Airlines Logo
10:08 pm - 7:59 pmSEA-UIO
18h 51m1 stop
American Airlines Logo
6:40 am - 11:40 pmUIO-SEA
20h 00m1 stop
$790American Airlines
Find Deal
Mon, Nov 24 - Tue, Dec 30
American Airlines Logo
12:59 am - 7:59 pmSEA-UIO
16h 00m2 stops
American Airlines Logo
6:40 am - 11:40 pmUIO-SEA
20h 00m1 stop
$795American Airlines
Find Deal
Sun, Nov 23 - Tue, Dec 30
United Airlines Logo
7:29 pm - 12:30 amSEA-UIO
26h 01m2 stops
United Airlines Logo
1:35 am - 9:17 pmUIO-SEA
22h 42m2 stops
$800United Airlines
Find Deal
Sat, Feb 14 - Sun, Feb 22
Delta Logo
6:00 am - 6:59 pmSEA-UIO
10h 59m1 stop
Delta Logo
12:55 am - 3:50 pmUIO-SEA
16h 55m1 stop
$805Delta
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Tue, Oct 14 - Tue, Oct 28
United Airlines Logo
6:45 am - 12:30 amSEA-UIO
14h 45m1 stop
United Airlines Logo
1:35 am - 11:30 pmUIO-SEA
24h 55m2 stops
$806United Airlines
Find Deal
Sun, Feb 15 - Sat, Feb 28

LATAM Airlines flights from Seattle to Quito

Our best LATAM Airlines deals on Seattle to Quito flight tickets
LATAM Airlines
Nov 13
SEA6:00 amSeattle/Tacoma Intl
26h 45m
2 stops
UIO11:45 amQuito Mariscal Sucr
Nov 18
UIO9:11 amQuito Mariscal Sucr
15h 42m
1 stop
SEA9:53 pmSeattle/Tacoma Intl
$674
Find similar
LATAM Airlines
Nov 13
SEA6:00 amSeattle/Tacoma Intl
26h 45m
2 stops
UIO11:45 amQuito Mariscal Sucr
Nov 18
UIO9:11 amQuito Mariscal Sucr
17h 48m
2 stops
SEA11:59 pmSeattle/Tacoma Intl
$740
Find similar
LATAM Airlines
Oct 30
SEA6:00 amSeattle/Tacoma Intl
10h 55m
1 stop
UIO6:55 pmQuito Mariscal Sucr
Nov 6
UIO9:11 amQuito Mariscal Sucr
15h 36m
1 stop
SEA9:47 pmSeattle/Tacoma Intl
$773
Find similar

Avianca flights from Seattle to Quito

Our best Avianca deals on Seattle to Quito flight tickets
Avianca
Oct 14
SEA6:35 amSeattle/Tacoma Intl
17h 30m
2 stops
UIO2:05 amQuito Mariscal Sucr
Oct 28
UIO3:15 amQuito Mariscal Sucr
34h 24m
2 stops
SEA11:39 amSeattle/Tacoma Intl
$692
Find similar
Avianca
Nov 13
SEA12:41 pmSeattle/Tacoma Intl
35h 09m
3 stops
UIO2:50 amQuito Mariscal Sucr
Nov 17
UIO4:00 amQuito Mariscal Sucr
34h 39m
2 stops
SEA11:39 amSeattle/Tacoma Intl
$709
Find similar
Avianca
Sep 25
SEA5:26 pmSeattle/Tacoma Intl
31h 19m
2 stops
UIO2:45 amQuito Mariscal Sucr
Oct 7
UIO3:15 amQuito Mariscal Sucr
44h 38m
2 stops
SEA9:53 pmSeattle/Tacoma Intl
$711
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Quito 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 September 15, 2025.
Use the filters below to find and compare flights from Seattle to Quito that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Mon 10/27

12:20 am-1:10 pm

2 stops34h 50m

Quito Mariscal Sucr

Tue 11/4

5:20 pm-10:25 am

1 stop20h 05m

$591

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Tue 10/28

11:34 pm-6:55 am

1 stop29h 21m

Quito Mariscal Sucr

Tue 11/4

10:05 am-10:44 am

2 stops27h 39m

$593

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Tue 10/28

8:53 am-7:05 pm

1 stop32h 12m

Quito Mariscal Sucr

Tue 11/4

9:11 am-10:30 pm

1 stop16h 19m

$626

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Thu 11/13

6:00 am-11:45 am

2 stops26h 45m

Quito Mariscal Sucr

Tue 11/18

9:11 am-9:53 pm

1 stop15h 42m

$674

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Thu 11/13

6:00 am-11:45 am

2 stops26h 45m

Quito Mariscal Sucr

Tue 11/18

9:11 am-11:59 pm

2 stops17h 48m

$740

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Mon 11/24

10:08 pm-7:59 pm

1 stop18h 51m

Quito Mariscal Sucr

Tue 12/30

6:40 am-11:40 pm

1 stop20h 00m

$790

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 11/23

12:59 am-7:59 pm

2 stops16h 00m

Quito Mariscal Sucr

Tue 12/30

6:40 am-11:40 pm

1 stop20h 00m

$795

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sat 2/14

7:29 pm-12:30 am

2 stops26h 01m

Quito Mariscal Sucr

Sun 2/22

1:35 am-9:17 pm

2 stops22h 42m

$800

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Tue 10/14

6:00 am-6:59 pm

1 stop10h 59m

Quito Mariscal Sucr

Tue 10/28

12:55 am-3:50 pm

1 stop16h 55m

$805

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 2/15

6:45 am-12:30 am

1 stop14h 45m

Quito Mariscal Sucr

Sat 2/28

1:35 am-11:30 pm

2 stops24h 55m

$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 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 cheapest month to fly to Quito?

The cheapest month to fly to Quito from Seattle is in January. Flight prices, which tend to average around $709, 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 January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $778.

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

The cheapest day to depart from Seattle to Quito is on a Monday. Travelers who choose to depart for Quito on a Monday will often find tickets for as low as $698. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Quito on Friday is $880.

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

Our most recent data shows that the best time of day to fly to Quito is in the morning. Flights from Seattle to Quito during this time can be as low as $751. Try not to purchase tickets at noon because they tend to be around $918. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight 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 $876 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 $615 on momondo.

Can stopping save me money on Seattle to Quito flights?

You could potentially save up to 23% 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 September 2025, prices for Seattle to Quito flights are approximately 16% 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

Direct flights

None
There are no direct flights from Seattle to Quito. There are no popular flight routes from Seattle to Quito.
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  • 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 10h 55m, 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
DeltaPriceFrom $297Free CancellationRating
7.9
7,954 reviews
Search Delta flights
LATAM AirlinesPriceFrom $521Free CancellationRating
7.5
1,847 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $556Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $764Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $765Free CancellationRating
7.6
1,531 reviews
Search Copa Airlines flights

Traveling to a place near Quito?

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

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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