Seattle to Mexico City (SEA–MEX) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
SEA–MEX is served by 1 airline with nonstop service. Aeromexico leads the route. The flight covers 2,335 miles in approximately 5h 15m. Beyond nonstop, 43 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AM Aeromexico | 7 | B38M | 5h15 | SkyTeam | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Travel Essentials
SEA: MDT · MEX: CST
When it's 6:00 PM in Seattle, it's 6:00 PM in Mexico City.
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.
Use only authorized airport taxis (purchase vouchers at official booths inside arrivals; do not take street taxis outside). Rates are zone-based: Centro/Zócalo MXN$180–250, Polanco MXN$250–320, Santa Fe MXN$350–450. Uber is not permitted for airport pickup at T1 (walk to street level at T2 to use Uber).Metrobús Line 4 to Buenavista (Metro hub) takes 30–40 min (MXN$12); a solid budget option. Metro Line 5 serves Terminal Aérea (T1). ADO buses depart from T1 to Puebla, Querétaro, and other cities. A second airport (AIFA, NLU) exists northeast of the city; confirm which airport your flight uses.
High-altitude subtropical climate at 2,240m. Temperatures are mild year-round (7–22°C) with little seasonal variation, no extreme heat or cold. The rainy season (May–October) brings daily afternoon thunderstorms, typically between 3–7pm, which frequently cause delays and can be intense. Hail is possible.
Dry season (November–April) offers the most reliable flying conditions. The airport's elevation means aircraft have reduced performance on hot days. Dense morning smog is common in winter inversions and occasionally reduces visibility. Earthquake risk (significant for Mexico City) has no direct flight impact but is worth knowing.
SEA–MEX Quick Facts
Frequently Asked Questions
Flights from SEA to MEX
Seattle–Tacoma International Airport (SEA) and Mexico City Benito Juárez International Airport (MEX) are connected by nonstop service from Aeromexico. With 7 weekly departures, this is a regularly served route.
SEA to MEX Flight Duration and Schedule
Nonstop flight time from SEA to MEX ranges from 5 hours 15 minutes. The route covers a distance of 2,335 miles (3,757 km). There are approximately 7 weekly flights outbound and 7 return, totaling 14 flights per week in both directions.
Connecting Options and Alternatives
43 one-stop connections are available, with the fastest taking approximately 10 hours via SJD. Two-stop connections are also available via intermediate hubs.