Cheap Flights From Seattle - Tacoma Intl. (SEA) To Cancun Intl. (CUN)

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

The cheapest flights to Cancun Intl. found within the past 7 days were CA $461 round trip and CA $215 one way. Prices and availability subject to change. Additional terms may apply.

Thu., Oct. 16 - Sun., Oct. 19
SEA
Seattle
CUN
Cancun
CA $461 Roundtrip, found 5 days ago
CA $461
Roundtrip
found 5 days ago
Select Aeromexico flight, departing Thu., Oct. 16 from Seattle to Cancun, returning Sun., Oct. 19, priced at CA $461 found 5 days ago
Sat., Sep. 27 - Sat., Oct. 11
SEA
Seattle
CUN
Cancun
CA $463 Roundtrip, found 20 hours ago
CA $463
Roundtrip
found 20 hours ago
Select Aeromexico flight, departing Sat., Sep. 27 from Seattle to Cancun, returning Sat., Oct. 11, priced at CA $463 found 20 hours ago
Mon., Oct. 20 - Thu., Oct. 30
SEA
Seattle
CUN
Cancun
CA $464 Roundtrip, found 3 hours ago
CA $464
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Mon., Oct. 20 from Seattle to Cancun, returning Thu., Oct. 30, priced at CA $464 found 3 hours ago
Sun., Oct. 19 - Sun., Oct. 26
SEA
Seattle
CUN
Cancun
CA $466 Roundtrip, found 6 days ago
CA $466
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun., Oct. 19 from Seattle to Cancun, returning Sun., Oct. 26, priced at CA $466 found 6 days ago
Sun., Oct. 19 - Wed., Oct. 22
SEA
Seattle
CUN
Cancun
CA $469 Roundtrip, found 6 days ago
CA $469
Roundtrip
found 6 days ago
Select Aeromexico flight, departing Sun., Oct. 19 from Seattle to Cancun, returning Wed., Oct. 22, priced at CA $469 found 6 days ago
Mon., Oct. 20 - Thu., Oct. 30
SEA
Seattle
CUN
Cancun
CA $469 Roundtrip, found 3 hours ago
CA $469
Roundtrip
found 3 hours ago
Select Aeromexico flight, departing Mon., Oct. 20 from Seattle to Cancun, returning Thu., Oct. 30, priced at CA $469 found 3 hours ago
Mon., Oct. 20 - Thu., Oct. 30
SEA
Seattle
CUN
Cancun
CA $472 Roundtrip, found 3 hours ago
CA $472
Roundtrip
found 3 hours ago
Select Aeromexico flight, departing Mon., Oct. 20 from Seattle to Cancun, returning Thu., Oct. 30, priced at CA $472 found 3 hours ago
Sun., Oct. 19 - Wed., Oct. 22
SEA
Seattle
CUN
Cancun
CA $473 Roundtrip, found 6 days ago
CA $473
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun., Oct. 19 from Seattle to Cancun, returning Wed., Oct. 22, priced at CA $473 found 6 days ago
Mon., Oct. 20 - Thu., Oct. 30
SEA
Seattle
CUN
Cancun
CA $477 Roundtrip, found 3 hours ago
CA $477
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Mon., Oct. 20 from Seattle to Cancun, returning Thu., Oct. 30, priced at CA $477 found 3 hours ago
Thu., Oct. 16 - Sun., Oct. 19
SEA
Seattle
CUN
Cancun
CA $494 Roundtrip, found 5 days ago
CA $494
Roundtrip
found 5 days ago
Select Aeromexico flight, departing Thu., Oct. 16 from Seattle to Cancun, returning Sun., Oct. 19, priced at CA $494 found 5 days ago

Frequently asked questions

Are there direct flights from Seattle - Tacoma Intl. Airport (SEA) to Cancun Airport?
If you'd love to get from SEA to CUN as speedily as possible, you'll be pleased to know multiple airlines offer nonstop flights. Select your favorite seat with Delta or Alaska Airlines.
What airlines fly from SEA to CUN?
You have a choice of a few airlines that advertise direct flights between Seattle and Cancun. Delta (DL) is one of the most reputable. This air carrier operates 26 flights every month. An alternative is Alaska Airlines (AS), which has 8 flights every month. The more air carriers you consider, the more likely you are to score a sensational deal.
What is the best day to buy a plane ticket?
Airfares offered on Friday tend to be the cheapest, according to flight demand on Travelocity.ca in 2021. Purchasing your airfares on a Thursday or Saturday can also provide better value, however our advice if you're looking to save money is to avoid booking on a Wednesday or Sunday. Our data shows that those two days have the highest ticket values on average, so keep this in mind if you're browsing flight deals.
What are the cheapest days to fly?
Frequent travellers may already know this, but earlier in the week is often the cheapest time to fly. Flights departing on a Monday are the cheapest of the week. Since flights towards the middle of the week tend to be more popular, this causes the prices to rise. This is why, on average, airfares booked on Travelocity.ca in 2021 were most expensive for Wednesday departures.
How far in advance can you book a flight?
Here's the deal: It is typically possible to start comparing international airfares on Travelocity.ca up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2-4 weeks prior to their travel dates.*According to flight demand on Travelocity.ca from January to December 2021. Savings are subject to change and may vary depending on selections made.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.