$417 Cheap Flights from Cuenca (CUE) to Seattle (SEA)

View $417 flight on Wed, Oct 15, 2025Opens in a new window

Popular airlines from Cuenca (CUE-Mariscal Lamar) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Cuenca to Seattle (CUE-SEA)

Prices were available within the past 7 days and start at $417 for one-way flights and $867 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Sep 15 - Wed, Oct 1
CUE
Cuenca
SEA
Seattle
$867 Roundtrip, found 3 days ago
$867
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Sep 15 from Cuenca to Seattle, returning Wed, Oct 1, priced at $867 found 3 days ago
LATAM Airlines Group
Thu, Sep 18 - Fri, Oct 3
CUE
Cuenca
SEA
Seattle
$899 Roundtrip, found 3 days ago
$899
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Sep 18 from Cuenca to Seattle, returning Fri, Oct 3, priced at $899 found 3 days ago
LATAM Airlines Group
Mon, Sep 15 - Fri, Oct 3
CUE
Cuenca
SEA
Seattle
$901 Roundtrip, found 3 days ago
$901
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Mon, Sep 15 from Cuenca to Seattle, returning Fri, Oct 3, priced at $901 found 3 days ago
LATAM Airlines Group
Wed, Sep 17 - Tue, Sep 30
CUE
Cuenca
SEA
Seattle
$964 Roundtrip, found 2 days ago
$964
Roundtrip
found 2 days ago
Select LATAM Airlines Group flight, departing Wed, Sep 17 from Cuenca to Seattle, returning Tue, Sep 30, priced at $964 found 2 days ago
Delta
Tue, Sep 16 - Wed, Oct 1
CUE
Cuenca
SEA
Seattle
$1,005 Roundtrip, found 3 days ago
$1,005
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Sep 16 from Cuenca to Seattle, returning Wed, Oct 1, priced at $1,005 found 3 days ago
LATAM Airlines Group
Wed, Sep 17 - Wed, Oct 1
CUE
Cuenca
SEA
Seattle
$1,007 Roundtrip, found 3 days ago
$1,007
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Wed, Sep 17 from Cuenca to Seattle, returning Wed, Oct 1, priced at $1,007 found 3 days ago
LATAM Airlines Group
Tue, Sep 16 - Fri, Oct 3
CUE
Cuenca
SEA
Seattle
$1,036 Roundtrip, found 3 days ago
$1,036
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Tue, Sep 16 from Cuenca to Seattle, returning Fri, Oct 3, priced at $1,036 found 3 days ago
LATAM Airlines Group
Wed, Sep 17 - Tue, Sep 30
CUE
Cuenca
SEA
Seattle
$1,048 Roundtrip, found 2 days ago
$1,048
Roundtrip
found 2 days ago
Select LATAM Airlines Group flight, departing Wed, Sep 17 from Cuenca to Seattle, returning Tue, Sep 30, priced at $1,048 found 2 days ago
LATAM Airlines Group
Thu, Sep 18 - Wed, Oct 1
CUE
Cuenca
SEA
Seattle
$1,089 Roundtrip, found 3 days ago
$1,089
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Sep 18 from Cuenca to Seattle, returning Wed, Oct 1, priced at $1,089 found 3 days ago
avianca
Mon, Sep 15 - Thu, Oct 2
CUE
Cuenca
SEA
Seattle
$1,134 Roundtrip, found 3 days ago
$1,134
Roundtrip
found 3 days ago
Select avianca flight, departing Mon, Sep 15 from Cuenca to Seattle, returning Thu, Oct 2, priced at $1,134 found 3 days ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $1,170
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $1,170
Flights from Cuenca (CUE) to Seattle (SEA)
Origin airport
Mariscal Lamar
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
$866
Distance
4351 mi

Cuenca to Seattle Flights

The cheapest times to fly from Cuenca to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cuenca to Seattle are during the month of September. You can find some of the cheapest flights from Cuenca to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cuenca to Seattle

Sunday is one of the best days to book for cheap flights from Cuenca to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cuenca to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cuenca to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $417 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cuenca to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cuenca to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA) cost?
Snag a cheap one-way flight from $417 or cheap return flight from $867 from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from CUE to SEA is September, when demand is low. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA)?
To find the cheapest airline that'll fly you from CUE to SEA, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA)?
There are no daily nonstop flights available from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from CUE to SEA?
Generally you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can change based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA)?
Book a flight from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Waiting until just before your departure to book a ticket from CUE to SEA generally means paying more. While you may find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible for the best chance of scoring a bargain.
Is it cheaper to book a CUE to SEA flight and hotel package?
Compared with arranging flights and hotels separately, booking a CUE to SEA flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the stress out of travel planning. Simply pick your flights and choose from our wide range of hotels, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Mariscal Lamar Airport (CUE) to Seattle - Tacoma Intl. Airport (SEA)?
If you reserved your CUE to SEA flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.