$439 Cheap Flights from Seattle (SEA) to Leticia (LET)

View $439 flight on Thu, Mar 19, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Leticia (LET-Vasquez Cobo Intl.)

Cheap Flights from Seattle to Leticia (SEA-LET)

Prices were available within the past 7 days and start at $439 for one-way flights and $908 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$908 Roundtrip, found 20 hours ago
$908
Roundtrip
found 20 hours ago
Select LATAM Airlines Group flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $908 found 20 hours ago
Alaska Airlines
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$922 Roundtrip, found 20 hours ago
$922
Roundtrip
found 20 hours ago
Select Alaska Airlines flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $922 found 20 hours ago
LATAM Airlines Group
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$985 Roundtrip, found 20 hours ago
$985
Roundtrip
found 20 hours ago
Select LATAM Airlines Group flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $985 found 20 hours ago
LATAM Airlines Group
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$990 Roundtrip, found 20 hours ago
$990
Roundtrip
found 20 hours ago
Select LATAM Airlines Group flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $990 found 20 hours ago
Alaska Airlines
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$998 Roundtrip, found 20 hours ago
$998
Roundtrip
found 20 hours ago
Select Alaska Airlines flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $998 found 20 hours ago
Alaska Airlines
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$999 Roundtrip, found 20 hours ago
$999
Roundtrip
found 20 hours ago
Select Alaska Airlines flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $999 found 20 hours ago
Alaska Airlines
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$1,004 Roundtrip, found 20 hours ago
$1,004
Roundtrip
found 20 hours ago
Select Alaska Airlines flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $1,004 found 20 hours ago
Alaska Airlines
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$1,013 Roundtrip, found 20 hours ago
$1,013
Roundtrip
found 20 hours ago
Select Alaska Airlines flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $1,013 found 20 hours ago
Alaska Airlines
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$1,026 Roundtrip, found 20 hours ago
$1,026
Roundtrip
found 20 hours ago
Select Alaska Airlines flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $1,026 found 20 hours ago
Aeromexico
Thu, Mar 19 - Sun, Mar 29
SEA
Seattle
LET
Leticia
$2,019 Roundtrip, found 20 hours ago
$2,019
Roundtrip
found 20 hours ago
Select Aeromexico flight, departing Thu, Mar 19 from Seattle to Leticia, returning Sun, Mar 29, priced at $2,019 found 20 hours ago
Flights from Seattle (SEA) to Leticia (LET)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Vasquez Cobo Intl.
Airlines serving
Aeromexico, LATAM Airlines Group
Roundtrip price
$908
Distance
4768 mi

Seattle to Leticia Flights

The cheapest times to fly from Seattle to Leticia

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 Seattle to Leticia are during the month of March. You can find some of the cheapest flights from Seattle to Leticia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Leticia

Sunday is one of the best days to book for cheap flights from Seattle to Leticia: 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 Seattle to Leticia

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 Seattle to Leticia in 2025. You can also book with separate airlines for your outbound and return journeys, from $439 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 Seattle to Leticia 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 Seattle to Leticia 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 Seattle - Tacoma Intl. Airport (SEA) to Vasquez Cobo Intl. Airport (LET) cost?
Lock in a cheap one-way flight from $439 or cheap return flight from $908 from Seattle - Tacoma Intl. Airport (SEA) to Vasquez Cobo Intl. Airport (LET) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Vasquez Cobo Intl. Airport (LET)?
Traveling in March is a good way to save, as it's the cheapest month for flights between SEA and LET. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Vasquez Cobo Intl. Airport (LET)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from SEA to LET. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Vasquez Cobo Intl. Airport (LET)?
There aren't any daily direct flights available from Seattle - Tacoma Intl. Airport (SEA) to Vasquez Cobo Intl. Airport (LET). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from SEA to LET?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Vasquez Cobo Intl. Airport (LET)?
To touch down at Vasquez Cobo Intl. Airport (LET) on schedule, select a flight that leaves Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Seattle - Tacoma Intl. Airport (SEA) to Vasquez Cobo Intl. Airport (LET) last-minute?
Last-minute fares from SEA to LET are usually more expensive. For the lowest rates, start searching for flights as soon as possible. That being said, if you can play around with your travel dates, you may find a cheap fare just before your departure.
Is it cheaper to book a SEA to LET flight and hotel package?
Compared with arranging hotels and flights separately, booking a SEA to LET flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place takes the hassle out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Vasquez Cobo Intl. Airport (LET)?
In most cases, you can cancel or modify your SEA to LET flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need further details, go to our Customer Service portal.

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*Available to One Key members.