
Book Cheap Delta flight from Seattle (SEA) to Cancun (CUN) from CA $273
Find The Best Day to Book a Cheap Delta Flights From Seattle to Cancun
Cheapest Delta Flights from Seattle (SEA) to Cancun (CUN)
The cheapest flights to Cancun Intl. found within the past 7 days were CA $615 round trip and CA $273 one way. Prices and availability subject to change. Additional terms may apply.
CUN From SEA Economy Coach Packages on Similar Airlines



Frequently asked questions
Grab a great Delta flight from SEA to CUN
To find a great deal on Delta flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Delta Seattle to Cancun gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Delta between Seattle and Cancun
Delta has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Seattle to Cancun with Delta are May.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Delta flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ATL | USA | Hartsfield-Jackson Atlanta Intl. | 252 |
| DTW | USA | Detroit Metropolitan Wayne County | 156 |
| MSP | USA | Minneapolis - St. Paul Intl. | 131 |
| SLC | USA | Salt Lake City Intl. | 116 |
| SEA | USA | Seattle - Tacoma Intl. | 57 |
| LAX | USA | Los Angeles Intl. | 41 |
| AMS | NLD | Schiphol | 31 |
| YYC | CAN | Calgary Intl. | 26 |
| YYZ | CAN | Pearson Intl. | 24 |
| JFK | USA | John F. Kennedy Intl. | 23 |
Travelers ❤️ these 🏨 after their flight to Cancun

Seadust Cancún All Inclusive Family Resort
The entrance door had a huge gap at the bottom that was somehow beaten out of it. We had lukewarm water for the first three days, the shower drain didn't drain until we called a plumber. One towel rack was barely hanging on and the other one was completely gone with just screw holes as a reminder ...
Reviewed on Feb 23, 2026

Hilton Cancun, an All-Inclusive Resort
From room to staff, service and beach…
Reviewed on Feb 23, 2026

Sunscape Cancun All-Inclusive Resort & Spa by Hyatt
Not my first visit to Cancun, every time I feel welcome. Sunscape Cancun is definitely no exception. Spotless room, friendly staff, very polite and eager to help. Clean beach, nice pools, great food. Especially italian restaurant Viaggio and mexican Casa de Rosa. Would gladly stay here again.
Reviewed on Feb 23, 2026
Want more than a(n) Delta Flight from Seattle to Cancun?
Popular Delta Flight Routes from SEA
Top Delta Flight Routes from CUN
Domestic
- Vancouver to Delhi (YVR - DEL)
- Toronto to London (YYZ - LHR)
- Toronto to Las Vegas (YYZ - LAS)
- Toronto to Mumbai (YYZ - BOM)
- Toronto to Delhi (YYZ - DEL)
- Montreal to Orlando (YUL - MCO)
- Montreal to Las Vegas (YUL - LAS)
- Toronto to Montego Bay (YYZ - MBJ)
- Montreal to Lisbon (YUL - LIS)
- Montreal to Paris (YUL - CDG)
International
- Toronto to Orlando (YYZ - MCO)
- Delhi to Toronto (DEL - YYZ)
- Montreal to Fort Lauderdale (YUL - FLL)
- Montreal to Las Vegas (YUL - LAS)
- Toronto to Montego Bay (YYZ - MBJ)
- Toronto to Mumbai (YYZ - BOM)
- Montreal to Miami (YUL - MIA)
- Vancouver to Delhi (YVR - DEL)
- Calgary to Las Vegas (YYC - LAS)
- Toronto to Miami (YYZ - MIA)
Most Popular
- Vancouver to Palm Springs (YVR - PSP)
- Vancouver to Las Vegas (YVR - LAS)
- Detroit to Dallas (DTW - DFW)
- WestJet Vancouver (YVR) to Las Vegas (LAS) flights
- Mayair Cancun (CUN) to Cozumel (CZM) flights
- Montreal to Fort Lauderdale (YUL - FLL)
- Buffalo to Dallas (BUF - DFW)
- Vancouver to Fort Lauderdale (YVR - FLL)
- Delta Detroit (DTW) to Las Vegas (LAS) flights
- JetBlue Airways Buffalo (BUF) to Boston (BOS) flights
- Detroit to Fort Lauderdale (DTW - FLL)
- Fort Lauderdale to Toronto (FLL - YYZ)
- Vancouver to San Diego (YVR - SAN)
- Vancouver to Dallas (YVR - DFW)
- Toronto to Dallas (YYZ - DFW)
- JetBlue Airways Buffalo (BUF) to Fort Lauderdale (FLL) flights
- Porter Airlines Toronto (YTZ) to Philadelphia (PHL) flights
- Air Canada Toronto (YYZ) to Las Vegas (LAS) flights
- WestJet Edmonton (YEG) to Las Vegas (LAS) flights
- Toronto to New York (YYZ - NYC)
- Toronto to Philadelphia (YYZ - PHL)
- St. Louis to Gulf Shores (STL - GUF)
- Air Canada Toronto (YYZ) to Fort Lauderdale (FLL) flights
- Toronto to Las Vegas (YYZ - LAS)
- Air Canada Montreal (YUL) to Las Vegas (LAS) flights
- Swoop Abbotsford (YXX) to Las Vegas (LAS) flights
- Spirit Airlines Niagara Falls (IAG) to Fort Lauderdale (FLL) flights
- Toronto to Boston (YYZ - BOS)
- Air Canada Toronto (YYZ) to San Diego (SAN) flights
- Delta Buffalo (BUF) to Las Vegas (LAS) flights
