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Cheap flights from Seattle to Quito from $323

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 9/8. 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
8:51 am - 2:50 am
SEA
-
UIO
14h 59m
2 stops
Multiple Airlines Logo
4:00 am - 5:13 pm
UIO
-
SEA
16h 13m
2 stops
$772Multiple Airlines
Sun, Nov 1 - Wed, Nov 11
Multiple Airlines Logo
8:51 am - 2:50 am
SEA
-
UIO
14h 59m
2 stops
Multiple Airlines Logo
4:00 am - 4:57 pm
UIO
-
SEA
15h 57m
2 stops
$774Multiple Airlines
Sun, Nov 1 - Wed, Nov 11
Multiple Airlines Logo
7:10 pm - 2:55 am
SEA
-
UIO
29h 45m
2 stops
Multiple Airlines Logo
10:40 am - 10:34 am
UIO
-
SEA
25h 54m
2 stops
$778Multiple Airlines
Sun, Aug 23 - Wed, Sep 23
Multiple Airlines Logo
1:30 pm - 6:35 am
SEA
-
UIO
15h 05m
1 stop
Multiple Airlines Logo
4:05 am - 5:33 pm
UIO
-
SEA
15h 28m
2 stops
$780Multiple Airlines
Fri, Sep 25 - Mon, Oct 12
Multiple Airlines Logo
9:35 am - 2:55 am
SEA
-
UIO
15h 20m
2 stops
Multiple Airlines Logo
5:25 pm - 10:34 am
UIO
-
SEA
19h 09m
1 stop
$782Multiple Airlines
Sat, Aug 22 - Wed, Sep 23
Multiple Airlines Logo
9:27 am - 6:35 am
SEA
-
UIO
19h 08m
1 stop
Multiple Airlines Logo
5:25 pm - 10:35 am
UIO
-
SEA
19h 10m
1 stop
$787Multiple Airlines
Fri, Sep 25 - Mon, Oct 12
Multiple Airlines Logo
6:49 am - 2:55 am
SEA
-
UIO
18h 06m
2 stops
Multiple Airlines Logo
5:25 pm - 10:34 am
UIO
-
SEA
19h 09m
1 stop
$789Multiple Airlines
Sun, Aug 23 - Wed, Sep 23
Multiple Airlines Logo
9:35 am - 2:55 am
SEA
-
UIO
15h 20m
2 stops
Multiple Airlines Logo
4:45 am - 6:11 pm
UIO
-
SEA
15h 26m
2 stops
$796Multiple Airlines
Wed, Aug 26 - Sun, Sep 6
Multiple Airlines Logo
8:13 am - 1:05 pm
SEA
-
UIO
26h 52m
2 stops
Multiple Airlines Logo
5:25 pm - 10:34 am
UIO
-
SEA
19h 09m
1 stop
$798Multiple Airlines
Sun, Aug 23 - Wed, Sep 23
Multiple Airlines Logo
7:00 am - 6:35 am
SEA
-
UIO
21h 35m
1 stop
Multiple Airlines Logo
4:45 am - 6:18 pm
UIO
-
SEA
15h 33m
2 stops
$801Multiple Airlines
Mon, Sep 7 - Fri, Sep 11

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United Airlines flights from Seattle to Quito

Our best United Airlines deals on Seattle to Quito flight tickets
United Airlines
Aug 23
SEA7:00 amSeattle/Tacoma Intl
20h 00m
1 stop
UIO5:00 amQuito Mariscal Sucr
Sep 22
UIO12:35 amQuito Mariscal Sucr
14h 13m
1 stop
SEA12:48 pmSeattle/Tacoma Intl
$868
United Airlines
Sep 11
SEA11:59 pmSeattle/Tacoma Intl
21h 26m
1 stop
UIO11:25 pmQuito Mariscal Sucr
Sep 18
UIO12:35 amQuito Mariscal Sucr
20h 33m
1 stop
SEA7:08 pmSeattle/Tacoma Intl
$878
United Airlines
Aug 22
SEA5:15 pmSeattle/Tacoma Intl
28h 10m
1 stop
UIO11:25 pmQuito Mariscal Sucr
Sep 22
UIO12:35 amQuito Mariscal Sucr
20h 33m
1 stop
SEA7:08 pmSeattle/Tacoma Intl
$885

Delta flights from Seattle to Quito

Our best Delta deals on Seattle to Quito flight tickets
Delta
Dec 28
SEA3:55 pmSeattle/Tacoma Intl
23h 47m
2 stops
UIO6:42 pmQuito Mariscal Sucr
Jan 12
UIO8:45 amQuito Mariscal Sucr
18h 24m
2 stops
SEA12:09 amSeattle/Tacoma Intl
$862
Delta
Oct 31
SEA10:35 pmSeattle/Tacoma Intl
20h 50m
1 stop
UIO9:25 pmQuito Mariscal Sucr
Nov 10
UIO12:55 amQuito Mariscal Sucr
12h 31m
1 stop
SEA10:26 amSeattle/Tacoma Intl
$867
Delta
Jul 5
SEA6:00 amSeattle/Tacoma Intl
10h 59m
1 stop
UIO6:59 pmQuito Mariscal Sucr
Jul 23
UIO12:59 amQuito Mariscal Sucr
15h 51m
1 stop
SEA2:50 pmSeattle/Tacoma Intl
$948

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 July 2, 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

Sun 11/1

8:51 am-2:50 am

2 stops14h 59m

Quito Mariscal Sucr

Wed 11/11

4:00 am-5:13 pm

2 stops16h 13m

$772

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 11/1

8:51 am-2:50 am

2 stops14h 59m

Quito Mariscal Sucr

Wed 11/11

4:00 am-4:57 pm

2 stops15h 57m

$774

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 8/23

7:10 pm-2:55 am

2 stops29h 45m

Quito Mariscal Sucr

Wed 9/23

10:40 am-10:34 am

2 stops25h 54m

$778
Quickest round-trip

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Fri 9/25

1:30 pm-6:35 am

1 stop15h 05m

Quito Mariscal Sucr

Mon 10/12

4:05 am-5:33 pm

2 stops15h 28m

$780

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sat 8/22

9:35 am-2:55 am

2 stops15h 20m

Quito Mariscal Sucr

Wed 9/23

5:25 pm-10:34 am

1 stop19h 09m

$782

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Fri 9/25

9:27 am-6:35 am

1 stop19h 08m

Quito Mariscal Sucr

Mon 10/12

5:25 pm-10:35 am

1 stop19h 10m

$787

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 8/23

6:49 am-2:55 am

2 stops18h 06m

Quito Mariscal Sucr

Wed 9/23

5:25 pm-10:34 am

1 stop19h 09m

$789

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Wed 8/26

9:35 am-2:55 am

2 stops15h 20m

Quito Mariscal Sucr

Sun 9/6

4:45 am-6:11 pm

2 stops15h 26m

$796

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 8/23

8:13 am-1:05 pm

2 stops26h 52m

Quito Mariscal Sucr

Wed 9/23

5:25 pm-10:34 am

1 stop19h 09m

$798

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Mon 9/7

7:00 am-6:35 am

1 stop21h 35m

Quito Mariscal Sucr

Fri 9/11

4:45 am-6:18 pm

2 stops15h 33m

$801

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?

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 $784, 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 $965 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 50% 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 July 2026, prices for Seattle to Quito flights are approximately 11% 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

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
DeltaPriceFrom $247Free CancellationRating
7.8
8,452 reviews
Search Delta flights
LATAM AirlinesPriceFrom $711Free CancellationRating
7.4
1,946 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $752Free CancellationRating
7.1
11,768 reviews
Search American Airlines flights
United AirlinesPriceFrom $805Free CancellationRating
7.4
9,926 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
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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