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Quito

$173+ Cheap flights from Seattle (SEA) to Quito (UIO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — UIO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Quito Mariscal Sucr are usually found in January or November, booked 10 days in advance, depart on a Monday or Sunday and return on a Friday

Cheap flight deals from Seattle to Quito

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Quito (UIO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$603
(Orbitz)

One-way from

$173
(Avianca)

Popular in

December

Cheapest in

January

Average price

$805
From Seattle/Tacoma Intl to Quito Mariscal Sucr
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One-way flight from Seattle/Tacoma Intl to Quito Mariscal Sucr
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Highest demand for flights based on searches. 3% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to Quito

Cheapest flights from Seattle to Quito
Explore the most affordable flight options available from Seattle to Quito. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This SmartFares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:00 amSEA - UIO
2 stops26h 45mLATAM Airlines
Tue 11/189:11 amUIO - SEA
1 stop15h 42mLATAM Airlines
Deal found 9/15$674
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/158:30 amSEA - UIO
2 stops28h 10mMultiple Airlines
Wed 10/229:01 amUIO - SEA
1 stop15h 29mMultiple Airlines
Deal found 9/17$681
This Cheapflightsfares deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:35 amSEA - UIO
2 stops17h 30mAvianca
Wed 10/294:00 amUIO - SEA
2 stops33h 39mAvianca
Deal found 9/16$685
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/13:59 pmSEA - UIO
2 stops41h 14mMultiple Airlines
Sat 11/85:20 pmUIO - SEA
1 stop20h 05mMultiple Airlines
Deal found 9/16$689
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/110:08 amSEA - UIO
2 stops36h 27mMultiple Airlines
Sun 11/95:20 pmUIO - SEA
1 stop31h 51mMultiple Airlines
Deal found 9/15$691
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3010:08 amSEA - UIO
2 stops36h 24mMultiple Airlines
Thu 11/69:11 amUIO - SEA
1 stop16h 19mMultiple Airlines
Deal found 9/15$702
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/178:30 amSEA - UIO
2 stops35h 55mMultiple Airlines
Fri 10/249:01 amUIO - SEA
1 stop15h 29mMultiple Airlines
Deal found 9/17$708
This Avianca deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/255:26 pmSEA - UIO
2 stops31h 19mAvianca
Tue 10/73:15 amUIO - SEA
2 stops34h 41mAvianca
Deal found 9/17$709
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:20 pmSEA - UIO
2 stops33h 20mMultiple Airlines
Mon 1/195:20 pmUIO - SEA
1 stop31h 20mMultiple Airlines
Deal found 9/14$718

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Seattle to Quito that are best for you.

Fly from

Seattle

Fly to

Quito

Route

Depart

Return

Price

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Wed 10/15

8:30 am-7:12 pm

1 stop32h 42m

Quito Mariscal Sucr

Tue 10/21

12:59 am-7:34 pm

2 stops20h 35m

$738

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 12/14

11:59 pm-12:30 am

1 stop21h 31m

Quito Mariscal Sucr

Wed 12/24

8:00 am-12:34 am

1 stop19h 34m

$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

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sat 11/1

12:41 pm-5:32 pm

2 stops26h 51m

Quito Mariscal Sucr

Sun 11/16

12:27 pm-11:39 am

2 stops26h 12m

$809

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 11/23

12:59 am-11:04 pm

2 stops19h 05m

Quito Mariscal Sucr

Tue 12/30

6:40 am-9:11 pm

2 stops17h 31m

$810

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Tue 10/14

7:00 am-11:25 pm

2 stops14h 25m

Quito Mariscal Sucr

Tue 10/28

12:35 am-9:13 pm

2 stops22h 38m

$810

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Mon 11/24

2:40 pm-12:30 am

2 stops30h 50m

Quito Mariscal Sucr

Mon 12/29

1:35 am-9:17 pm

2 stops22h 42m

$810

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Thu 11/13

3:40 pm-6:55 pm

1 stop24h 15m

Quito Mariscal Sucr

Tue 11/18

9:11 am-9:53 pm

1 stop15h 42m

$811

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Tue 10/14

3:45 pm-6:59 pm

1 stop25h 14m

Quito Mariscal Sucr

Tue 10/28

12:55 am-3:50 pm

1 stop16h 55m

$811

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 2/15

2:14 pm-12:30 am

1 stop31h 16m

Quito Mariscal Sucr

Fri 2/27

1:35 am-6:10 pm

2 stops19h 35m

$811

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 19 results
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Best time to book a flight from Seattle to Quito

Have a flexible travel schedule? Discover the best time to fly to Quito from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Quito

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Quito. Price data was last updated on September 12, 2025.

The price you pay for your flight from Seattle to Quito may vary depending on when you book. For the best chance of a lower fare, look to book 10 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Quito?

Currently, April is the cheapest month in which you can book a flight from Seattle to Quito (average of $463). Flying from Seattle to Quito in December is currently the most expensive (average of $791). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to UIO?

Find hourly flight availability from Seattle to Quito. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from Seattle to Quito in the morning. Doing so could potentially save you 19% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Seattle to Quito?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Quito. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Quito flight should consider departing on Sunday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Seattle to Quito?

Reviews of airlines servicing Quito

Get insights into the airlines that provide service to Quito. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Quito. Reviews last updated September 17, 2025.
Get a feel of what it's like to fly with Delta, Copa Airlines, and LATAM Airlines from Seattle to Quito by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.6
Good
1,533 reviews
Delta
8.0
Very good
7,961 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,849 reviews
Delta
8.0
Very good
7,961 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Seattle to Quito. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Quito?

    Airlines like United Airlines and Copa Airlines fly from Seattle to Quito in about 21h 31m. The time it takes to get you to your destination can typically vary by up to 5h 20m. The distance from Seattle to Quito is about 4210 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Quito round-trip?

    Delta, at $297, was found to be the cheapest airline from Seattle to Quito.Alternate airlines to your destination round-trip include LATAM Airlines and American Airlines. These flights start at 66% lower than the current average price 3 months from now.

  • Can I find deals for flights from Seattle to Quito that include hotel bookings?

    Yes. In addition to deals on Seattle to Quito flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Quito?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Quito.

  • Can I find deals for business class flights from Seattle to Quito?

    Yes. Cheapflights offers flight deals from Seattle to Quito by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Quito?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Quito (average of $463). Flying from Seattle to Quito in December is currently the most expensive (average of $791). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Seattle to Quito

Discover the top 5 airlines that operate flights from Seattle to Quito. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$297Average$852FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$521Average$878FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$556Average$805FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$764Average$931FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$765Average$1,284FlexibilityNo cancel feeOn-time70%

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