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$350+ Cheap flights from Quito (UIO) to Seattle (SEA)

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
UIO — SEA
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Quito Mariscal Sucr to Seattle/Tacoma Intl are usually found in September or February, booked 21 days in advance, depart on a Friday or Monday and return on a Monday

Cheap flight deals from Quito to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Quito (UIO) to Seattle (SEA). 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$634
(eDestinos)

One-way from

$350
(Kiwi.com)

Popular in

November

Cheapest in

September

Average price

$761
Provider with most accurate pricing for Quito Mariscal Sucr-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Quito Mariscal Sucr-Seattle/Tacoma Intl flights.
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From Quito Mariscal Sucr to Seattle/Tacoma Intl
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One-way flight from Quito Mariscal Sucr to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 7% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Quito to Seattle

Cheapest flights from Quito to Seattle
Explore the most affordable flight options available from Quito to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This eDestinos deal was found by Cheapflights users on 10/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:11 amUIO - SEA
3 stops40h 55mMultiple Airlines
Tue 12/25:50 pmSEA - UIO
3 stops32h 27mMultiple Airlines
Deal found 10/27$634
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/115:20 pmUIO - SEA
1 stop20h 05mMultiple Airlines
Mon 12/82:25 pmSEA - UIO
2 stops31h 10mMultiple Airlines
Deal found 10/29$636
This eDestinos deal was found by Cheapflights users on 10/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:11 amUIO - SEA
3 stops37h 24mMultiple Airlines
Tue 12/25:50 pmSEA - UIO
3 stops32h 27mMultiple Airlines
Deal found 10/27$653
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/125:20 pmUIO - SEA
1 stop20h 05mMultiple Airlines
Fri 12/52:25 pmSEA - UIO
2 stops31h 10mMultiple Airlines
Deal found 10/27$658
This eDestinos deal was found by Cheapflights users on 10/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1012:55 amUIO - SEA
2 stops36h 45mMultiple Airlines
Tue 12/25:50 pmSEA - UIO
3 stops32h 27mMultiple Airlines
Deal found 10/27$661
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/115:20 pmUIO - SEA
1 stop20h 05mMultiple Airlines
Thu 12/45:50 pmSEA - UIO
2 stops27h 45mMultiple Airlines
Deal found 10/29$678
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/115:20 pmUIO - SEA
1 stop20h 05mMultiple Airlines
Tue 12/92:59 pmSEA - UIO
2 stops18h 52mMultiple Airlines
Deal found 10/29$691
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/135:20 pmUIO - SEA
1 stop20h 05mMultiple Airlines
Mon 12/88:14 pmSEA - UIO
2 stops42h 18mMultiple Airlines
Deal found 10/27$697

Cheapflights Fare Finder

 
Customize your flight search to find flights from Quito to Seattle 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 October 29, 2025.
Use the filters below to find and compare flights from Quito to Seattle that are best for you.

Fly from

Quito

Fly to

Seattle

Route

Depart

Return

Price

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Mon 11/10

12:55 am-6:57 pm

3 stops45h 02m

Seattle/Tacoma Intl

Thu 12/4

4:21 pm-5:17 am

3 stops33h 56m

$709

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Tue 11/25

12:55 am-5:44 pm

1 stop19h 49m

Seattle/Tacoma Intl

Sat 12/6

2:03 pm-8:00 pm

1 stop26h 57m

$726

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Tue 11/25

9:11 am-11:59 pm

2 stops17h 48m

Seattle/Tacoma Intl

Tue 12/2

6:00 am-5:17 am

2 stops20h 17m

$726

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Fri 11/14

4:40 pm-6:32 pm

3 stops28h 52m

$354

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Tue 11/11

4:00 am-6:32 pm

3 stops41h 32m

$366

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Mon 11/10

3:11 am-12:07 pm

3 stops35h 56m

$372

QuitoSeattle

UIO - SEA

UIOSEA

Quito Mariscal Sucr

Thu 11/13

5:20 pm-6:32 pm

3 stops52h 12m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Compare providers for flights from Quito to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Quito to Seattle in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Quito-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Quito-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Quito-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Quito-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Quito-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Quito to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Quito 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 Quito to Seattle

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

Use this chart to determine the optimal time to book a round-trip flight from Quito to Seattle. Price data was last updated on October 24, 2025.

The price you pay for your flight from Quito to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 21 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 Quito to Seattle?

Currently, May is the cheapest month in which you can book a flight from Quito to Seattle (average of $366). Flying from Quito to Seattle in July is currently the most expensive (average of $699). 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 UIO to SEA?

Find hourly flight availability from Quito to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

It’s typically best to fly out from Quito to Seattle at noon. Doing so could potentially save you 36% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated October 29, 2025.
See what other customers who have flown with LATAM Airlines from Quito to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,871 reviews

Boarding

7.5

Crew

8.0

Overall

7.5

Food

6.7

Entertainment

7.0

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
LATAM Airlines
7.5
Good
1,871 reviews
LATAM Airlines
7.5
Good
1,871 reviews

Boarding

7.5

Crew

8.0

Overall

7.5

Food

6.7

Entertainment

7.0

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP

Related info for your journey

Find useful and relevant information for your journey from Quito to Seattle. 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 Quito to Seattle?

    Departing from Quito to Seattle will take you 19h 49m. Airlines will cover a distance of 4210 mi.

  • What is the cheapest airline to fly from Quito to Seattle round-trip?

    Our cheapest airline available from Quito to Seattle is LATAM Airlines. Our recent data shows that you can find tickets from as low as $671 on this airline. You may be able to fly from Quito to Seattle for 13% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Quito to Seattle 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 Quito to Seattle?

    Currently, May is the cheapest month in which you can book a flight from Quito to Seattle (average of $366). Flying from Quito to Seattle in July is currently the most expensive (average of $699). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Olympia
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Kirkland
Lacey
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Fife
Issaquah

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Alternative routes for Quito to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Quito to Portland flights
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Top airline flying from Quito to Seattle

Discover the top airline that operate flights from Quito to Seattle. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$671Average$770FlexibilityNo cancel feeOn-time81%

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