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Cheap flights from Seattle to Ecuador from $256

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 Ecuador departing on 10/21. 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 Ecuador

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:37 pm - 1:29 pmSEA  Seattle/Tacoma Intl-GYE Guayaquil Jose Joaquin de Olmedo
18h 52m2 stops Los Angeles Miami
American Airlines Logo
6:00 am - 11:59 pmGYE  Guayaquil Jose Joaquin de Olmedo-SEA Seattle/Tacoma Intl
20h 59m1 stop Miami
$567American Airlines
Wed, Oct 21 - Mon, Nov 2
American Airlines Logo
10:45 pm - 10:10 pmSEA  Seattle/Tacoma Intl-GYE Guayaquil Jose Joaquin de Olmedo
21h 25m2 stops Philadelphia Miami
American Airlines Logo
6:00 am - 12:20 amGYE  Guayaquil Jose Joaquin de Olmedo-SEA Seattle/Tacoma Intl
20h 20m1 stop Miami
$567American Airlines
Wed, Sep 23 - Sun, Oct 4
Aeromexico Logo
9:30 am - 7:35 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
31h 05m1 stop Mexico City Benito Juarez
Aeromexico Logo
9:05 am - 7:55 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
13h 50m1 stop Mexico City Benito Juarez
$737Aeromexico
Sun, Jan 10 - Mon, Feb 22
Aeromexico Logo
9:30 am - 7:35 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
31h 05m1 stop Mexico City Benito Juarez
Aeromexico Logo
9:05 am - 7:55 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
13h 50m1 stop Mexico City Benito Juarez
$737Aeromexico
Tue, Jan 12 - Mon, Feb 22
LATAM Airlines Logo
8:05 am - 8:38 amSEA  Seattle/Tacoma Intl-GYE Guayaquil Jose Joaquin de Olmedo
46h 33m2 stops Miami Quito Mariscal Sucr
LATAM Airlines Logo
5:39 am - 10:00 pmGYE  Guayaquil Jose Joaquin de Olmedo-SEA Seattle/Tacoma Intl
19h 21m2 stops Quito Mariscal Sucr Miami
$751LATAM Airlines
Wed, Oct 21 - Mon, Nov 2
LATAM Airlines Logo
11:15 pm - 11:40 amSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
34h 25m2 stops Orlando Bogotá El Dorado
LATAM Airlines Logo
9:00 am - 10:05 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
15h 05m1 stop Miami
$782LATAM Airlines
Tue, Sep 1 - Fri, Sep 4
Delta Logo
9:20 pm - 9:25 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
21h 05m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:55 am - 10:26 amUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
12h 31m1 stop Atlanta Hartsfield-Jackson
$887Delta
Tue, Jan 12 - Tue, Feb 23
Delta Logo
10:45 pm - 9:25 pmSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
19h 40m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:55 am - 12:23 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
14h 28m1 stop Atlanta Hartsfield-Jackson
$887Delta
Tue, Nov 10 - Wed, Nov 25
United Airlines Logo
7:05 am - 12:30 amSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
14h 25m1 stop Houston George Bush Intcntl
United Airlines Logo
1:35 am - 1:25 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
14h 50m1 stop Houston George Bush Intcntl
$918United Airlines
Wed, Nov 11 - Wed, Nov 25
United Airlines Logo
7:05 am - 12:30 amSEA  Seattle/Tacoma Intl-UIO Quito Mariscal Sucr
14h 25m1 stop Houston George Bush Intcntl
United Airlines Logo
1:35 am - 1:25 pmUIO  Quito Mariscal Sucr-SEA Seattle/Tacoma Intl
14h 50m1 stop Houston George Bush Intcntl
$918United Airlines
Mon, Nov 16 - Sun, Nov 22

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LATAM Airlines flights from Seattle to Ecuador

Our best LATAM Airlines deals on Seattle to Ecuador flight tickets
LATAM Airlines
Oct 21
SEA8:05 amSeattle/Tacoma Intl
46h 33m
2 stops
GYE8:38 amGuayaquil Jose Joaquin de Olmedo
Nov 2
GYE5:39 amGuayaquil Jose Joaquin de Olmedo
19h 21m
2 stops
SEA10:00 pmSeattle/Tacoma Intl
$751
LATAM Airlines
Sep 15
SEA7:59 amSeattle/Tacoma Intl
49h 41m
2 stops
UIO11:40 amQuito Mariscal Sucr
Sep 18
UIO9:00 amQuito Mariscal Sucr
14h 55m
1 stop
SEA9:55 pmSeattle/Tacoma Intl
$801
LATAM Airlines
Sep 22
SEA7:59 amSeattle/Tacoma Intl
35h 40m
2 stops
GYE9:39 pmGuayaquil Jose Joaquin de Olmedo
Sep 30
GYE1:57 pmGuayaquil Jose Joaquin de Olmedo
33h 58m
2 stops
SEA9:55 pmSeattle/Tacoma Intl
$848

American Airlines flights from Seattle to Ecuador

Our best American Airlines deals on Seattle to Ecuador flight tickets
American Airlines
Sep 23
SEA10:45 pmSeattle/Tacoma Intl
21h 25m
2 stops
GYE10:10 pmGuayaquil Jose Joaquin de Olmedo
Oct 4
GYE6:00 amGuayaquil Jose Joaquin de Olmedo
20h 20m
1 stop
SEA12:20 amSeattle/Tacoma Intl
$567
American Airlines
Sep 23
SEA10:45 pmSeattle/Tacoma Intl
21h 25m
2 stops
GYE10:10 pmGuayaquil Jose Joaquin de Olmedo
Oct 4
GYE6:00 amGuayaquil Jose Joaquin de Olmedo
18h 55m
2 stops
SEA10:55 pmSeattle/Tacoma Intl
$811
American Airlines
Sep 9
SEA10:45 pmSeattle/Tacoma Intl
21h 25m
2 stops
GYE10:10 pmGuayaquil Jose Joaquin de Olmedo
Sep 16
GYE6:00 amGuayaquil Jose Joaquin de Olmedo
20h 11m
2 stops
SEA12:11 amSeattle/Tacoma Intl
$816

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Ecuador 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 10, 2026.
Use the filters below to find and compare flights from Seattle to Ecuador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleGuayaquil

SEA Seattle/Tacoma Intl - GYE Guayaquil Jose Joaquin de Olmedo

SEAGYE

Seattle/Tacoma Intl

Wed 10/21

4:37 pm-1:29 pm

2 stops18h 52m

Guayaquil Jose Joaquin de Olmedo

Mon 11/2

6:00 am-11:59 pm

1 stop20h 59m

$567

SeattleGuayaquil

SEA Seattle/Tacoma Intl - GYE Guayaquil Jose Joaquin de Olmedo

SEAGYE

Seattle/Tacoma Intl

Wed 9/23

10:45 pm-10:10 pm

2 stops21h 25m

Guayaquil Jose Joaquin de Olmedo

Sun 10/4

6:00 am-12:20 am

1 stop20h 20m

$567

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Sun 1/10

9:30 am-7:35 pm

1 stop31h 05m

Quito Mariscal Sucr

Mon 2/22

9:05 am-7:55 pm

1 stop13h 50m

$737

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Tue 1/12

9:30 am-7:35 pm

1 stop31h 05m

Quito Mariscal Sucr

Mon 2/22

9:05 am-7:55 pm

1 stop13h 50m

$737

SeattleGuayaquil

SEA Seattle/Tacoma Intl - GYE Guayaquil Jose Joaquin de Olmedo

SEAGYE

Seattle/Tacoma Intl

Wed 10/21

8:05 am-8:38 am

2 stops46h 33m

Guayaquil Jose Joaquin de Olmedo

Mon 11/2

5:39 am-10:00 pm

2 stops19h 21m

$751

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Tue 9/1

11:15 pm-11:40 am

2 stops34h 25m

Quito Mariscal Sucr

Fri 9/4

9:00 am-10:05 pm

1 stop15h 05m

$782

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Tue 1/12

9:20 pm-9:25 pm

1 stop21h 05m

Quito Mariscal Sucr

Tue 2/23

12:55 am-10:26 am

1 stop12h 31m

$887

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Tue 11/10

10:45 pm-9:25 pm

1 stop19h 40m

Quito Mariscal Sucr

Wed 11/25

12:55 am-12:23 pm

1 stop14h 28m

$887
Quickest round-trip

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Wed 11/11

7:05 am-12:30 am

1 stop14h 25m

Quito Mariscal Sucr

Wed 11/25

1:35 am-1:25 pm

1 stop14h 50m

$918

SeattleQuito

SEA Seattle/Tacoma Intl - UIO Quito Mariscal Sucr

SEAUIO

Seattle/Tacoma Intl

Mon 11/16

7:05 am-12:30 am

1 stop14h 25m

Quito Mariscal Sucr

Sun 11/22

1:35 am-1:25 pm

1 stop14h 50m

$918

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 Ecuador from

How to get the cheapest flight ticket from Seattle to Ecuador

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 cheapest month to fly to Ecuador?

In general, April is the cheapest month to fly from Seattle to Ecuador. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $795. If you’re not able to fly to Ecuador in April, then November is your next best option. Flight prices from Seattle to Ecuador during November average around $815.

How far in advance should I book a flight from Seattle to Ecuador?

You are more likely to see cheaper flights to Ecuador from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Ecuador for around $999 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ecuador from Seattle for as low as $429 on momondo.

Can stopping save me money on Seattle to Ecuador flights?

You could potentially save up to 15% on your flight if you consider stops on a Seattle to Ecuador flight.

Cheap Seattle to Ecuador flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Ecuador

Fastest flight time

14h 51m

Direct flights

None
The fastest flight from Seattle to Ecuador takes 14h 51m
There are no direct flights from Seattle to Ecuador. There are no popular flight routes from Seattle to Ecuador.
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Frequently asked questions about flying from Seattle to Ecuador

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Ecuador?

    Prices for flights from Seattle/Tacoma Intl Airport to Ecuador are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Ecuador?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Ecuador?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Ecuador.

  • What documentation or ID do you need to fly to Ecuador?

    The travel and health documents required for your trip to Ecuador can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ecuador. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Seattle to Ecuador

Compare and see reviews for airlines that fly from Seattle to Ecuador with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $552Free CancellationRating
7.1
11,899 reviews
Search American Airlines flights
LATAM AirlinesPriceFrom $711Free CancellationRating
7.4
1,974 reviews
Search LATAM Airlines flights
DeltaPriceFrom $795Free CancellationRating
7.8
8,503 reviews
Search Delta flights
United AirlinesPriceFrom $808Free CancellationRating
7.4
10,101 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Ecuador?

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 Ecuador from Seattle.

Can I find flights from Seattle to Ecuador with flexible booking policies on momondo?

All flight searches from Seattle to Ecuador on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Ecuador?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Ecuador.

I’m not ready to book a flight from Seattle to Ecuador right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ecuador, momondo offers a useful price alert feature which will track prices for flights to Ecuador from Seattle and alert you when they change.

An easier way to manage your Ecuador trip

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