Cheap flights from Seattle-Tacoma to Mexico City International from $126
Updated 2026-09-03
2334 miles great-circle distance, typically flown in 5h 06m with 8 airlines operating direct service from Seattle-Tacoma (SEA) to Mexico City International (MEX). Fares on this corridor stay relatively stable across the year — booking 4–8 weeks ahead and choosing a midweek departure typically secures the best price.
Flying from Seattle-Tacoma
Seattle-Tacoma is Alaska Airlines' principal hub and Delta's growing Pacific Northwest base. The Link Light Rail Red Line runs from the airport's elevated station directly to Westlake in downtown Seattle in 38 minutes for $3.25 — possibly the easiest big-city transfer in the country. International long-haul has expanded sharply post-2023 with new direct service to Tokyo, Seoul, Frankfurt, London Heathrow and Auckland. Weather delays are rare; SEA is one of the most operationally reliable winter airports in the US.
Arriving in Mexico City
Mexico City International (Benito Juárez) is on the eastern edge of the city, 7 km from the Zócalo. Metro Line 5 runs from Terminal 1 to Pantitlán in 12 minutes for 5 MXN — possibly the cheapest big-city airport transfer in the world. Mexico City fares from US bases hold steady through most of the year; March and December see modest peaks. AICM is increasingly congested — the new AIFA airport (NLU, 50 km north) handles overflow.
Who flies SEA to MEX?
| Airline | IATA | Flight time | Cabin |
| Alaska Airlines | AS | 5h 06m | Economy |
| Delta Air Lines | DL | 5h 06m | Economy |
| Southwest Airlines | WN | 5h 06m | Economy |
| American Airlines | AA | 5h 06m | Economy |
| United Airlines | UA | 5h 06m | Economy |
| JetBlue Airways | B6 | 5h 06m | Economy |
| Spirit Airlines | NK | 5h 06m | Economy |
| Hawaiian Airlines | HA | 5h 06m | Economy |
8 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Seattle to Mexico City FAQs
Direct flights from Seattle-Tacoma (SEA) to Mexico City International (MEX) take approximately 5h 06m for the 2334-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
8 carriers operate direct service from Seattle-Tacoma (SEA) to Mexico City International (MEX): Alaska Airlines, Delta Air Lines, Southwest Airlines, American Airlines, United Airlines and 3 more. Frequencies vary by season and carrier — Alaska Airlines typically operates the highest weekly count on this corridor.
No visa required for US passport holders for stays up to 180 days. FMM tourist card included with airfare and issued at arrival. Always check travel.state.gov for the latest entry requirements before booking.
Mexico City International (MEX) is the primary international airport for Mexico City. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.