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United · Route guide

United Flights from San Francisco to Mexico City

Everything you need to fly San Francisco to Mexico City: when to go, who flies it, what it costs, and how to land well.

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1 airline on this route · Daily Year-Round

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Airline

United

Aircraft

B737-MAX

Service

Daily Year-Round

Region

Latin America

The route

United Airlines provides a vital link between the San Francisco Bay Area and the vibrant capital of Mexico. This daily service connects San Francisco International Airport (SFO) with Mexico City International Airport (AICM), catering to a diverse mix of business professionals, tech commuters, and leisure travelers exploring the heart of Latin America.

Operating as a daily, year-round service, the UA-SFO-MEX route utilizes the modern Boeing 737-MAX aircraft. The flight bridges two major economic hubs, offering a consistent schedule for those traveling between the United States and Mexico.

This route is essential for maintaining economic ties between Silicon Valley and Mexico's financial center. It serves as a primary corridor for cultural exchange and tourism, providing Northern California residents with direct access to Mexico's historic and culinary landmarks.
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Airports

Taking off, touching down.

Check-in, security, connections and getting into town at both ends of the flight.

Departure

San Francisco International Airport (SFO)

SFO
Check-in
Use the United mobile app for digital boarding passes to expedite terminal entry.
Security
Arrive at least 3 hours before your international flight to account for security and customs checks.
Connections
High-speed Wi-Fi is complimentary throughout the international terminal.
Arrival

Mexico City International Airport (AICM)

MEX
On arrival
Have your travel documents and digital immigration forms ready before approaching the kiosk.
Ground transport
Only use authorized airport taxi services or pre-booked ride-sharing apps at designated zones.
Planning ahead
The airport is situated at a high altitude; stay hydrated upon arrival to adjust comfortably.
Timing & fares

When it flies, what it costs.

Schedule & reliability

Schedule
Flights generally depart SFO in the morning or midday for a late afternoon arrival.
Duration
Total flight time is approximately 4 hours and 45 minutes.
Seasonality
Consistent daily frequency regardless of the season.
Time zones
Be aware that Mexico City is typically 1 to 2 hours ahead of San Francisco.

Fares & booking

Booking window
The sweet spot for booking is usually 4 to 8 weeks before departure.
Cabin advice
Economy Plus is recommended for travelers desiring more legroom on the 5-hour journey.
Peak pricing
Prices tend to surge during the Christmas holiday and Holy Week (Semana Santa).
  • Reserve your seat at least 30 days in advance for competitive pricing.
  • Check for MileagePlus award availability for better value on this route.
  • Mid-week departures on Tuesdays or Wednesdays often feature lower fares.

Peak season

December through early January

Shoulder season

April through June

Off-peak season

Late August through September

Tours and experiences at either end

Vetted day trips and activities in Mexico City and San Francisco, through our travel partner.

Browse tours
When to fly

Best Time to Fly San Francisco to Mexico City

  1. 01

    Spring (March-May)

    Ideal weather conditions and blooming jacaranda trees across the city.

  2. 02

    Winter (December-February)

    Pleasant temperatures for sightseeing, though popular for holiday travel.

Trip planning

Who this route suits best.

Business Professionals

Direct morning flights allow for evening meetings in the capital.

Cultural Tourists

Easy access to Mexico City's museums, murals, and world-class dining.

Connections & alternatives

Oaxaca

A short domestic flight from Mexico City known for its culinary heritage.

Cancun

A popular secondary destination for travelers looking for a beach resort stay.

Field notes

Travel Tips for the San Francisco-Mexico City Route

Visa & entry

  • US citizens must hold a valid passport for entry into Mexico.
  • Tourists typically receive a 180-day stay via the FMM form.
  • Check current entry requirements if traveling for business purposes.

Airport transfers

  • The Metrobus Line 4 connects the airport directly to the historic center.
  • Authorized taxi stands are found inside the terminal exits for safety.
  • Consider a private car service for a direct transfer to neighborhoods like Polanco or Condesa.

Baggage & transit

  • Confirm baggage weight limits specifically for the B737-MAX to avoid gate fees.
  • Keep essential medications and documents in your carry-on for easy access.
  • Ensure all luggage tags are updated with your current contact information.

Checklist

  • Valid Passport
  • Mexican Pesos for small purchases
  • United Airlines App installed
  • Universal power adapter if needed
Carriers

Airlines Flying San Francisco to Mexico City

United

Daily service available seven days a week

Primary equipment is the Boeing 737-MAX

FAQ

Common questions.

Straight answers about flying San Francisco to Mexico City.

How often does United fly from SFO to MEX?

United operates this route on a daily basis throughout the year.

What type of aircraft is used on the SFO to Mexico City route?

The service is typically operated using a Boeing 737-MAX aircraft.

How long is the flight from San Francisco to Mexico City?

The flight usually lasts between 4 hours 30 minutes and 5 hours.

Do I need a visa to fly from SFO to Mexico?

US citizens do not need a visa for tourism but must have a valid passport.

Which terminal does United use at SFO for international flights?

United flights to Mexico City typically depart from the International Terminal at SFO.

Keep exploring

Where to next.

Structured data verified

Airports

San Francisco (SFO) (SAN)Mexico City International Airport (MEX)San Francisco International AirportMexico City International Airport

Countries & layovers

United StatesMexicoMexico City layover guideSan Francisco layover guide

More on United

United Den AmsUnited Den CdgUnited Den CunUnited Den FraUnited Den KefUnited Den Lhr
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