$291 Cheap Flights from Seattle (SEA) to Cozumel (CZM)

View $291 flight on Wed, Sep 17, 2025Opens in a new window
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Cheap Flights from Seattle to Cozumel (SEA-CZM)

Prices were available within the past 7 days and start at $291 for one-way flights and $553 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Sep 17 - Tue, Sep 23
SEA
Seattle
CZM
Cozumel
$553 Roundtrip, just found
$553
Roundtrip
just found
Select American Airlines flight, departing Wed, Sep 17 from Seattle to Cozumel, returning Tue, Sep 23, priced at $553 just found
United
Sun, Nov 2 - Tue, Nov 11
SEA
Seattle
CZM
Cozumel
$557 Roundtrip, found 4 hours ago
$557
Roundtrip
found 4 hours ago
Select United flight, departing Sun, Nov 2 from Seattle to Cozumel, returning Tue, Nov 11, priced at $557 found 4 hours ago
American Airlines
Wed, Sep 17 - Tue, Sep 23
SEA
Seattle
CZM
Cozumel
$566 Roundtrip, just found
$566
Roundtrip
just found
Select American Airlines flight, departing Wed, Sep 17 from Seattle to Cozumel, returning Tue, Sep 23, priced at $566 just found
United
Sun, Nov 2 - Tue, Nov 11
SEA
Seattle
CZM
Cozumel
$567 Roundtrip, found 4 hours ago
$567
Roundtrip
found 4 hours ago
Select United flight, departing Sun, Nov 2 from Seattle to Cozumel, returning Tue, Nov 11, priced at $567 found 4 hours ago
American Airlines
Wed, Jul 16 - Tue, Jul 22
SEA
Seattle
CZM
Cozumel
$568 Roundtrip, found 1 day ago
$568
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jul 16 from Seattle to Cozumel, returning Tue, Jul 22, priced at $568 found 1 day ago
American Airlines
Mon, Sep 1 - Thu, Sep 4
SEA
Seattle
CZM
Cozumel
$570 Roundtrip, found 5 days ago
$570
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Sep 1 from Seattle to Cozumel, returning Thu, Sep 4, priced at $570 found 5 days ago
United
Tue, Sep 23 - Tue, Sep 30
SEA
Seattle
CZM
Cozumel
$571 Roundtrip, found 2 days ago
$571
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 23 from Seattle to Cozumel, returning Tue, Sep 30, priced at $571 found 2 days ago
Delta
Fri, Oct 24 - Sun, Nov 2
SEA
Seattle
CZM
Cozumel
$728 Roundtrip, found 23 hours ago
$728
Roundtrip
found 23 hours ago
Select Delta flight, departing Fri, Oct 24 from Seattle to Cozumel, returning Sun, Nov 2, priced at $728 found 23 hours ago
Aeromexico
Mon, Jan 12 - Mon, Jan 26
SEA
Seattle
CZM
Cozumel
$754 Roundtrip, found 1 day ago
$754
Roundtrip
found 1 day ago
Select Aeromexico flight, departing Mon, Jan 12 from Seattle to Cozumel, returning Mon, Jan 26, priced at $754 found 1 day ago
Air Canada
Sat, Nov 22 - Sun, Nov 30
SEA
Seattle
CZM
Cozumel
$1,106 Roundtrip, found 3 days ago
$1,106
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Nov 22 from Seattle to Cozumel, returning Sun, Nov 30, priced at $1,106 found 3 days ago
Flights from Seattle (SEA) to Cozumel (CZM)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Cozumel Intl.
Airlines serving
Aeromexico, American Airlines, Delta, United
Roundtrip price
$552
Distance
2710 mi

Seattle to Cozumel Flights

The cheapest times to fly from Seattle to Cozumel

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

The best time to book a flight from Seattle to Cozumel

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

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 Cozumel in 2025. You can also book with separate airlines for your outbound and return journeys, from $291 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 Cozumel 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 Cozumel 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 Cozumel Intl. Airport (CZM) cost?
Discover the latest flight deals from SEA to CZM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SEA to CZM?
The cheapest flights from SEA to CZM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SEA to CZM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SEA to CZM. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Cozumel Intl. Airport (CZM)?
You’ll have to book a flight with a layover when traveling from Seattle - Tacoma Intl. Airport (SEA) to Cozumel Intl. Airport (CZM). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from SEA to CZM?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on various 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 Cozumel Intl. Airport (CZM)?
To land at Cozumel Intl. Airport (CZM) on schedule, opt for a flight that leaves Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The chance 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.
What airports do you fly into for Cozumel from Seattle - Tacoma Intl. Airport (SEA)?
Cancun Intl. Airport (CUN) is the only airport in Cozumel with direct flights from Seattle - Tacoma Intl. Airport (SEA). Consider the available options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Cozumel Intl. Airport (CZM) last-minute?
Booking your flight from SEA to CZM just before your journey is generally more expensive. But if there’s some wiggle room with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a SEA to CZM flight and hotel package?
Securing a SEA to CZM flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our extensive range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Cozumel Intl. Airport (CZM)?
You can usually reschedule or cancel your SEA to CZM flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.