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Cheap flights from Seattle to Quito from $328

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 9/15. 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
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.
Multiple Airlines Logo
8:15 pm - 2:55 am
SEA
-
UIO
28h 40m
2 stops
Multiple Airlines Logo
4:05 am - 6:36 pm
UIO
-
SEA
16h 31m
2 stops
$689Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
Aeromexico Logo
9:30 am - 4:48 pm
SEA
-
UIO
29h 18m
1 stop
Aeromexico Logo
10:30 am - 7:55 pm
UIO
-
SEA
12h 25m
1 stop
$738Aeromexico
Sat, Aug 29 - Sat, Dec 12
LATAM Airlines Logo
11:59 pm - 7:05 pm
SEA
-
UIO
17h 06m
2 stops
LATAM Airlines Logo
7:10 am - 9:56 pm
UIO
-
SEA
16h 46m
2 stops
$747LATAM Airlines
Mon, Sep 21 - Fri, Sep 25
LATAM Airlines Logo
11:59 pm - 6:42 pm
SEA
-
UIO
16h 43m
2 stops
LATAM Airlines Logo
7:05 am - 10:05 pm
UIO
-
SEA
18h 00m
2 stops
$792LATAM Airlines
Sat, Oct 31 - Wed, Nov 11
Delta Logo
5:45 pm - 6:42 pm
SEA
-
UIO
21h 57m
2 stops
Delta Logo
8:45 am - 10:26 am
UIO
-
SEA
28h 41m
2 stops
$872Delta
Mon, Dec 28 - Wed, Jan 13
Delta Logo
5:45 pm - 6:42 pm
SEA
-
UIO
21h 57m
2 stops
Delta Logo
8:45 am - 12:23 pm
UIO
-
SEA
30h 38m
2 stops
$872Delta
Mon, Dec 28 - Tue, Jan 12
American Airlines Logo
9:14 pm - 10:15 pm
SEA
-
UIO
22h 01m
1 stop
American Airlines Logo
6:45 am - 12:07 am
UIO
-
SEA
20h 22m
1 stop
$883American Airlines
Sun, Nov 1 - Mon, Nov 30
American Airlines Logo
9:00 pm - 8:41 pm
SEA
-
UIO
21h 41m
1 stop
American Airlines Logo
6:45 am - 12:07 am
UIO
-
SEA
20h 22m
1 stop
$887American Airlines
Sat, Oct 31 - Sat, Nov 21
United Airlines Logo
11:59 pm - 11:25 pm
SEA
-
UIO
21h 26m
1 stop
United Airlines Logo
12:35 am - 2:53 pm
UIO
-
SEA
16h 18m
1 stop
$888United Airlines
Sat, Sep 19 - Sun, Sep 27
United Airlines Logo
7:03 am - 12:30 am
SEA
-
UIO
14h 27m
1 stop
United Airlines Logo
1:35 am - 2:18 pm
UIO
-
SEA
15h 43m
2 stops
$888United Airlines
Thu, Jan 21 - Fri, Feb 5

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LATAM Airlines flights from Seattle to Quito

Our best LATAM Airlines deals on Seattle to Quito flight tickets
LATAM Airlines
Sep 21
SEA11:59 pmSeattle/Tacoma Intl
17h 06m
2 stops
UIO7:05 pmQuito Mariscal Sucr
Sep 25
UIO7:10 amQuito Mariscal Sucr
16h 46m
2 stops
SEA9:56 pmSeattle/Tacoma Intl
$747
LATAM Airlines
Sep 21
SEA11:59 pmSeattle/Tacoma Intl
21h 01m
2 stops
UIO11:00 pmQuito Mariscal Sucr
Sep 25
UIO9:00 amQuito Mariscal Sucr
14h 55m
1 stop
SEA9:55 pmSeattle/Tacoma Intl
$835
LATAM Airlines
Nov 1
SEA8:05 amSeattle/Tacoma Intl
31h 37m
1 stop
UIO6:42 pmQuito Mariscal Sucr
Nov 30
UIO6:40 pmQuito Mariscal Sucr
30h 25m
2 stops
SEA10:05 pmSeattle/Tacoma Intl
$848

American Airlines flights from Seattle to Quito

Our best American Airlines deals on Seattle to Quito flight tickets
American Airlines
Aug 14
SEA5:00 amSeattle/Tacoma Intl
16h 57m
2 stops
UIO11:57 pmQuito Mariscal Sucr
Aug 20
UIO6:00 amQuito Mariscal Sucr
20h 20m
1 stop
SEA12:20 amSeattle/Tacoma Intl
$1,046
American Airlines
Aug 13
SEA11:11 pmSeattle/Tacoma Intl
19h 59m
2 stops
UIO9:10 pmQuito Mariscal Sucr
Aug 20
UIO6:00 amQuito Mariscal Sucr
20h 20m
1 stop
SEA12:20 amSeattle/Tacoma Intl
$1,128
American Airlines
Aug 13
SEA8:21 pmSeattle/Tacoma Intl
22h 49m
1 stop
UIO9:10 pmQuito Mariscal Sucr
Aug 20
UIO6:00 amQuito Mariscal Sucr
20h 20m
1 stop
SEA12:20 amSeattle/Tacoma Intl
$1,147

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 August 1, 2026.
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

Cheapest round-trip

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Tue 9/15

8:15 pm-2:55 am

2 stops28h 40m

Quito Mariscal Sucr

Tue 9/22

4:05 am-6:36 pm

2 stops16h 31m

$689

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sat 8/29

9:30 am-4:48 pm

1 stop29h 18m

Quito Mariscal Sucr

Sat 12/12

10:30 am-7:55 pm

1 stop12h 25m

$738

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Mon 9/21

11:59 pm-7:05 pm

2 stops17h 06m

Quito Mariscal Sucr

Fri 9/25

7:10 am-9:56 pm

2 stops16h 46m

$747

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sat 10/31

11:59 pm-6:42 pm

2 stops16h 43m

Quito Mariscal Sucr

Wed 11/11

7:05 am-10:05 pm

2 stops18h 00m

$792

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Mon 12/28

5:45 pm-6:42 pm

2 stops21h 57m

Quito Mariscal Sucr

Wed 1/13

8:45 am-10:26 am

2 stops28h 41m

$872

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Mon 12/28

5:45 pm-6:42 pm

2 stops21h 57m

Quito Mariscal Sucr

Tue 1/12

8:45 am-12:23 pm

2 stops30h 38m

$872

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 11/1

9:14 pm-10:15 pm

1 stop22h 01m

Quito Mariscal Sucr

Mon 11/30

6:45 am-12:07 am

1 stop20h 22m

$883

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sat 10/31

9:00 pm-8:41 pm

1 stop21h 41m

Quito Mariscal Sucr

Sat 11/21

6:45 am-12:07 am

1 stop20h 22m

$887

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sat 9/19

11:59 pm-11:25 pm

1 stop21h 26m

Quito Mariscal Sucr

Sun 9/27

12:35 am-2:53 pm

1 stop16h 18m

$888
Quickest round-trip

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Thu 1/21

7:03 am-12:30 am

1 stop14h 27m

Quito Mariscal Sucr

Fri 2/5

1:35 am-2:18 pm

2 stops15h 43m

$888

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 low for flights on this route.

Typical prices usually range from $909 to $1,216.
The lowest price recently found on this route was $689.

What is the cheapest month to fly to Quito?

The cheapest month to fly to Quito from Seattle is in April. Flight prices, which tend to average around $795, 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 April, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $815.

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 $976 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 48% 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 August 2026, prices for Seattle to Quito flights are approximately 4% cheaper 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

Fastest flight time

14h 51m

Direct flights

None
The fastest flight from Seattle to Quito takes 14h 51m
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 51m, 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 $711Free CancellationRating
7.4
1,968 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $752Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights
DeltaPriceFrom $795Free CancellationRating
7.8
8,497 reviews
Search Delta flights
United AirlinesPriceFrom $805Free CancellationRating
7.4
10,062 reviews
Search United Airlines flights

Traveling to a place near Quito?

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