Cancún to Seattle (CUN–SEA) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
CUN–SEA is served by 2 airlines with nonstop service. Alaska Airlines and Delta Air Lines lead the route. The flight covers 2,685 miles in approximately 6h 44m. Beyond nonstop, 64 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AS Alaska Airlines Also: HA | 7 | B39M | 6h48 | – | Oneworld | HA |
| DL Delta Air Lines Also: AM | 7 | 32Q | 6h44 | – | SkyTeam | AM |
Weekly Schedule Pattern
Connection Landscape
Travel Essentials
CUN: EST · SEA: PDT
When it's 6:00 PM in Cancún, it's 4:00 PM in Seattle.
Mexican passport holders need a B1/B2 visa to enter the United States. The visa is obtained through a US embassy or consulate and requires an in-person interview. B1/B2 visas are typically issued for 10 years with stays of up to 6 months per entry.
For land crossings within the border zone, a Border Crossing Card (BCC) is an alternative. The BCC costs USD 185 and is valid for 10 years. It allows entry up to 25 miles from the border in Texas and California, or 55 miles in New Mexico and Arizona. Travel by air or beyond the border zone requires a full B1/B2 visa with a valid passport.
ADO buses run from downtown Cancún bus terminal to the airport for MXN 102 (about USD $5) in 20–25 minutes. The Tren Maya (Maya Train) opened a station at CUN Airport (Terminal 4), connecting to the broader Yucatán rail network. Taxis from the Hotel Zone (Zona Hotelera) cost MXN 350–550 (USD $17–28) depending on the zone.Authorized taxis from the airport are sold by ticket inside the terminal; agree on the fare before leaving the building to avoid inflated street prices. Uber is blocked from airport pick-ups by local taxi concessions; use the authorised taxi stand. Car rental is available at all four terminals.
Link Light Rail from the airport station (inside the terminal) to downtown Seattle takes 38 minutes ($3.50). No transfers needed; trains run 5am to 1am daily.Taxis and ride-shares to downtown cost $35–55. For Bellevue and Eastside destinations (across Lake Washington), ride-share is faster than Link. Car rentals are in the consolidated rental facility; take the free shuttle from baggage claim. Sound Transit buses serve Tacoma, Renton, and Federal Way.
Marine west coast climate. Winters are mild but persistently grey and rainy (3–9°C). Snow is rare at sea level but can occur December through February, causing significant disruptions when it does. The airport sits between Seattle and Tacoma in an area that receives more fog and low cloud than downtown Seattle.
Summers are famously pleasant (18–25°C) with low humidity and mostly clear skies, one of the best flying climates in the US from June through September. The wettest months are November through January.
CUN–SEA Quick Facts
Frequently Asked Questions
Flights from CUN to SEA
Cancún International Airport (CUN) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from Alaska Airlines and Delta Air Lines. With 21 weekly departures, this is a well served route.
CUN to SEA Flight Duration and Schedule
Nonstop flight time from CUN to SEA ranges from 6 hours 44 minutes to 6 hours 48 minutes. The route covers a distance of 2,685 miles (4,320 km). There are approximately 21 weekly flights outbound and 21 return, totaling 42 flights per week in both directions.
Connecting Options and Alternatives
64 one-stop connections are available, with the fastest taking approximately 7 hours via HOU. Two-stop connections are also available via intermediate hubs.