Seattle to Cancún (SEA–CUN) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
SEA–CUN had nonstop service from Alaska Airlines and Delta Air Lines, last on the schedule in July 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 2,685 miles in 5h 53m.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AS Alaska Airlines Also: HA | 0 | – | – | Oneworld | HA | |
| DL Delta Air Lines Also: AM, KE | 0 | – | – | SkyTeam | AM, KE |
Connection Landscape
On-Time Performance
Other ways to reach Cancún from Seattle
| Metric | SEA→CUN | YYJ→CUN |
|---|---|---|
| Distance from SEA | – | 98 mi |
| Nonstop airlines | – | 1 |
| Weekly flights | – | – |
| Flight time | 5h 53m | 6h |
| Departure OTP | 73% | – |
Travel Essentials
SEA: PDT · CUN: EST
When it's 6:00 PM in Seattle, it's 8:00 PM in Cancún.
US citizens enter Mexico visa-free for up to 180 days for tourism. Complete the immigration form (FMM) online or on arrival; the online version speeds up processing. Passport must be valid for the duration of stay.
Duty-free allowances: USD 500 in goods. Mexico prohibits importing certain foods and medications without documentation. Declare cash over USD 10,000.
Link Light Rail runs from downtown Seattle (Westlake station) to the airport in 38 minutes ($3.50 peak). Trains run every 6–12 minutes during peak hours from 5am to 1am. Ride-shares run $30–50 from downtown; SR-99 and I-5 can be heavily congested southbound during afternoon rush (3–7pm).
Sound Transit 574 express bus serves Tacoma ($2.50–4). Sounder commuter rail connects Tacoma to the airport area via a shuttle.
Authorised airport taxis operate from a voucher desk inside each terminal. Fares to the Hotel Zone run MXN 350–550 (USD $17–28) and to downtown Cancún MXN 200–300. Purchase tickets inside before exiting to avoid touts. ADO buses depart from outside Terminal 2 to downtown Cancún for MXN 102 and continue to Playa del Carmen and Tulum.The Tren Maya connects Terminal 4 to Playa del Carmen, Tulum, and the broader Yucatán Peninsula. Car rental desks are located in all terminals; driving is straightforward on Highway 307.
Tropical climate with two distinct seasons. Dry season (December–April) brings warm, sunny weather at 25–32°C with low humidity, the peak tourist season and most reliable flying conditions. Wet season (May–November) is hot, humid, and prone to heavy afternoon downpours; thunderstorms can cause short ground delays.
Hurricane season runs June through November, peaking in September–October. Major storms (e.g., Wilma 2005, Zeta 2020) can close the airport for 12–48 hours. Monitor forecasts carefully from August through October. September is statistically the highest-risk month.
SEA–CUN Quick Facts
Frequently Asked Questions
Flights from SEA to CUN
Seattle–Tacoma International Airport (SEA) and Cancún International Airport (CUN) had nonstop service from Alaska Airlines and Delta Air Lines, last on the schedule in July 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.
SEA to CUN Flight Duration and Schedule
Nonstop flight time from SEA to CUN is about 5 hours 53 minutes gate to gate. The route covers a distance of 2,685 miles (4,320 km).
Connecting Options and Alternatives
1-stop connecting options are also available, commonly via Dallas Fort Worth, San Antonio and George Bush Intercontinental. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Victoria (YYJ).