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Cheap flights from Seattle to Quito from $376

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.
LATAM Airlines Logo
11:35 am - 7:05 pm
SEA
-
UIO
29h 30m
2 stops
LATAM Airlines Logo
7:06 am - 9:56 pm
UIO
-
SEA
16h 50m
2 stops
$761LATAM Airlines
Mon, Sep 21 - Fri, Sep 25
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
9:59 am - 2:50 am
SEA
-
UIO
14h 51m
2 stops
Multiple Airlines Logo
4:00 am - 4:57 pm
UIO
-
SEA
15h 57m
2 stops
$774Multiple Airlines
Sat, Oct 31 - Tue, Nov 10
LATAM Airlines Logo
9:55 pm - 6:42 pm
SEA
-
UIO
18h 47m
2 stops
LATAM Airlines Logo
8:45 am - 9:58 pm
UIO
-
SEA
16h 13m
1 stop
$775LATAM Airlines
Sat, Oct 31 - Wed, Nov 11
Multiple Airlines Logo
7:10 pm - 2:55 am
SEA
-
UIO
29h 45m
2 stops
Multiple Airlines Logo
4:40 pm - 10:34 am
UIO
-
SEA
43h 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
LATAM Airlines Logo
11:35 am - 7:05 pm
SEA
-
UIO
29h 30m
2 stops
LATAM Airlines Logo
7:06 am - 9:56 pm
UIO
-
SEA
16h 50m
2 stops
$781LATAM Airlines
Mon, Sep 21 - Fri, Sep 25
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
Air Canada Logo
7:05 pm - 1:05 am
SEA
-
UIO
51h 00m
2 stops
Air Canada Logo
9:30 am - 9:57 pm
UIO
-
SEA
39h 27m
2 stops
$784Air Canada
Fri, Dec 4 - Mon, Dec 21
Multiple Airlines Logo
8:00 am - 11:40 pm
SEA
-
UIO
37h 40m
2 stops
Multiple Airlines Logo
6:30 am - 10:35 am
UIO
-
SEA
30h 05m
2 stops
$787Multiple Airlines
Fri, Sep 25 - Mon, Oct 12

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Air Canada flights from Seattle to Quito

Our best Air Canada deals on Seattle to Quito flight tickets
Air Canada
Dec 4
SEA7:05 pmSeattle/Tacoma Intl
51h 00m
2 stops
UIO1:05 amQuito Mariscal Sucr
Dec 21
UIO9:30 amQuito Mariscal Sucr
39h 27m
2 stops
SEA9:57 pmSeattle/Tacoma Intl
$784
Air Canada
Jan 14
SEA3:15 pmSeattle/Tacoma Intl
30h 50m
2 stops
UIO1:05 amQuito Mariscal Sucr
Jan 24
UIO9:00 amQuito Mariscal Sucr
14h 59m
1 stop
SEA8:59 pmSeattle/Tacoma Intl
$799

LATAM Airlines flights from Seattle to Quito

Our best LATAM Airlines deals on Seattle to Quito flight tickets
LATAM Airlines
Sep 21
SEA11:35 amSeattle/Tacoma Intl
29h 30m
2 stops
UIO7:05 pmQuito Mariscal Sucr
Sep 25
UIO7:06 amQuito Mariscal Sucr
16h 50m
2 stops
SEA9:56 pmSeattle/Tacoma Intl
$761
LATAM Airlines
Oct 31
SEA9:55 pmSeattle/Tacoma Intl
18h 47m
2 stops
UIO6:42 pmQuito Mariscal Sucr
Nov 11
UIO8:45 amQuito Mariscal Sucr
16h 13m
1 stop
SEA9:58 pmSeattle/Tacoma Intl
$775
LATAM Airlines
Sep 21
SEA11:35 amSeattle/Tacoma Intl
29h 30m
2 stops
UIO7:05 pmQuito Mariscal Sucr
Sep 25
UIO7:06 amQuito Mariscal Sucr
16h 50m
2 stops
SEA9:56 pmSeattle/Tacoma Intl
$781

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 19, 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

Mon 9/21

11:35 am-7:05 pm

2 stops29h 30m

Quito Mariscal Sucr

Fri 9/25

7:06 am-9:56 pm

2 stops16h 50m

$761

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

Sat 10/31

9:59 am-2:50 am

2 stops14h 51m

Quito Mariscal Sucr

Tue 11/10

4:00 am-4:57 pm

2 stops15h 57m

$774

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sat 10/31

9:55 pm-6:42 pm

2 stops18h 47m

Quito Mariscal Sucr

Wed 11/11

8:45 am-9:58 pm

1 stop16h 13m

$775

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

4:40 pm-10:34 am

2 stops43h 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

Mon 9/21

11:35 am-7:05 pm

2 stops29h 30m

Quito Mariscal Sucr

Fri 9/25

7:06 am-9:56 pm

2 stops16h 50m

$781

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 12/4

7:05 pm-1:05 am

2 stops51h 00m

Quito Mariscal Sucr

Mon 12/21

9:30 am-9:57 pm

2 stops39h 27m

$784

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Fri 9/25

8:00 am-11:40 pm

2 stops37h 40m

Quito Mariscal Sucr

Mon 10/12

6:30 am-10:35 am

2 stops30h 05m

$787

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 $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 $983 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 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
8,475 reviews
Search Delta flights
LATAM AirlinesPriceFrom $711Free CancellationRating
7.4
1,958 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $752Free CancellationRating
7.1
11,822 reviews
Search American Airlines flights
United AirlinesPriceFrom $805Free CancellationRating
7.4
10,011 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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