£113 Cheap Flights from Seattle (SEA) to Cancun (CUN)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Cancun Intl. Airport (CUN)

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Cheap Flights from Seattle (SEA) to Cancun (CUN)

Prices were available within the past 7 days and start at £113 for one-way flights and £295 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Volaris
Volaris
Volaris
Aeromexico
Volaris
Alaska Airlines
Alaska Airlines
Volaris
JetBlue Airways
Air Canada

Find the cheapest month to fly from Seattle (SEA) to Cancun (CUN)

March is typically the cheapest month to fly

From £231 - £364 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Cancun route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Cancun Intl.
Airlines serving
Aeromexico, Air Canada, Alaska Airlines, JetBlue Airways, Volaris
Return price
£295
Distance
4294 km
Average flight time
4 hours 49 mins

Compare flights from Seattle to Cancun easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Cancun. Operating between them 3 flights per day, 20 airlines cover the route. And Delta Air Lines, Korean Air, Aeromexico fly direct, getting you to Cancun Intl. in just 9hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to Cancun Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to Cancun Intl. (CUN)

The easiest way to view the best deals on flights from Seattle to Cancun today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to Cancun Intl. start at just £295 and range up to £374.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seattle and Cancun
  • booking your flight during February, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seattle to Cancun flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to Cancun Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Cancun Airport?
If you're planning on travelling from SEA to Cancun Intl. Airport (CUN), round-trip flights start from £295. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't hang about. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Cancun Intl. Airport (CUN)?
This can differ from airline to airline, as each one has its own terms and conditions. Visit the Customer Service Portal, where there are instructions on how to cancel online.
How do I find cheap flights from Sea-Tac Airport to Cancun Intl. Airport (CUN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to Cancun Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to CUN?
With around 4,300 kilometres separating Seattle - Tacoma Intl. Airport (SEA) and Cancun Intl. Airport (CUN), your flight will be a long one. Pack wisely to make your time on board comfortable. Little things like an eye mask and a good neck pillow can make a massive difference.
Which airlines fly direct from SEA to CUN?
Many savvy travellers choose to fly with Alaska Airlines (AS) from Seattle - Tacoma Intl. Airport (SEA) to Cancun Intl. Airport (CUN). This popular airline offers 30 monthly flights, so you can easily find a flight time that's right for you. Another carrier servicing this route is Delta Air Lines (DL). You'll have 21 flights a month to take your pick of.
Are Sea-Tac Airport to Cancun Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up an awesome last-minute deal from Seattle - Tacoma Intl. Airport (SEA) to Cancun Airport, but it's also possible to miss out entirely! As many airlines release seats up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares air carrier prices and updates flight deals often, so you can rest easy knowing you're always seeing the latest offers.

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