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prices we've seen · United States fares · USD

Flights from San Francisco (SFO) to Mexico City (MEX)

  • One way from $212
  • Round trip from $283
  • Nonstop on 1 of 2 dates
  • Fastest 4h 34m
  • 4 airlines

The cheapest one-way fare from San Francisco (SFO) to Mexico City (MEX) we have seen is $212 USD, departing Dec 7, 2026 (seen Nov 6, 2026): Frontier F9 2486, 1 stop, 52h 48m.

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Prices are the fare alone; the seller shows the bag and fare rules.

Cheapest by month

Checked Nov 11

Pick a month to search the day its cheapest fare leaves.

  1. Nov 2026$449
  2. Dec 2026$212
  3. Jan 2027—
  4. Feb 2027$143

Cheapest days to fly one wayCheapest round trips

Each day's cheapest fare we've seen, nonstop and with stops. Cheapest first.

We may earn a commission from the seller · How we rank

  1. MonDec 7

    14:22

    52h 48m1 stop

    21:10+2

    Cheapest$212 USD

    Frontier F9 2486 · seen Nov 6

    Go to seller — $212

  2. WedNov 18

    13:31

    4h 34mNonstop

    20:05

    $449 USD

    Aeromexico AM 669 · seen Nov 10

    Go to seller — $449

The cheapest round trips we've seen on this route, on any dates, cheapest first.

We may earn a commission from the seller · How we rank

  1. 21 nightsNov 24 – Dec 15

    21:24

    MEX

    Cheapest$283 USD

    United UA 301 · 1 stop · 19h 43m in all, both ways · seen Nov 8

    Go to seller — $283

  2. 21 nightsNov 24 – Dec 15

    22:48

    05:05+1

    $378 USD

    United UA 412 · Nonstop · 9h 16m in all, both ways · seen Nov 8

    Go to seller — $378

  3. 22 nightsDec 15 – Jan 6

    10:34

    MEX

    $515 USD

    Frontier F9 3436 · 4 stops · 33h 59m in all, both ways · seen Nov 10

    Go to seller — $515

  4. 6 nightsApr 19–25

    23:55

    05:20+1

    $562 USD

    Aeromexico AM 8039 · Nonstop · 9h 23m in all, both ways · seen Nov 8

    Go to seller — $562

  5. 10 nightsDec 23 – Jan 2

    22:21

    MEX

    $731 USD

    Frontier F9 2858 · 2 stops · 25h 41m in all, both ways · seen Nov 6

    Go to seller — $731

  6. 10 nightsDec 23 – Jan 2

    22:48

    05:05+1

    $1,016 USD

    United UA 412 · Nonstop · 9h 16m in all, both ways · seen Nov 6

    Go to seller — $1,016

  7. 8 nightsNov 21–29

    22:23

    04:50+1

    $1,176 USD

    Aeromexico AM 665 · Nonstop · 9h 26m in all, both ways · seen Nov 9

    Go to seller — $1,176

Compare other routes

Compared with San Francisco → Mexico City: $212 one way (Dec 7).

The way back

Other places from San Francisco

Every route from San Francisco →

To Mexico City from other cities

Every route to Mexico City →

Airlines seen on this route

  • American Airlines
  • Aeromexico
  • Frontier
  • United

Marketing carriers; the operating airline is shown by the seller.

San Francisco to Mexico City in numbers

  • By month, Feb 2027 is the cheapest we've seen at $143 USD and Nov 2026 the most expensive at $449 USD — a spread of 214%.
  • Nonstop fares were seen on 1 of the 2 departure dates; carriers seen: American Airlines, Aeromexico, Frontier, United.
  • SFO serves San Francisco, United States; MEX serves Mexico City, Mexico.
  • Mexico City runs 2 hours ahead of San Francisco.

Questions

What is the cheapest fare from San Francisco (SFO) to Mexico City (MEX)?

The cheapest one-way fare from San Francisco (SFO) to Mexico City (MEX) we have seen is $212 USD, departing Dec 7, 2026 (seen Nov 6, 2026): Frontier F9 2486, 1 stop, 52h 48m.

Is there a nonstop flight from San Francisco (SFO) to Mexico City (MEX)?

Nonstop fares were seen on 1 of the 2 departure dates; carriers seen: American Airlines, Aeromexico, Frontier, United.

Which month is cheapest to fly from San Francisco (SFO) to Mexico City (MEX)?

By month, Feb 2027 is the cheapest we've seen at $143 USD and Nov 2026 the most expensive at $449 USD — a spread of 214%.

How old is this price?

It is the cheapest fare we've seen for that date; the date beside it is the day it was seen, or our last check. We look again at least once a day for the routes people search, and stop showing a route's prices two days after our last look. The seller's page shows the price right now.

How does a2bflight rank results?

By price and duration only; commission never enters the order. Cheapest means cheapest among the fares we've seen for this route. A click that books may earn a2bflight a commission from the seller; the price you see is the seller's own. See how we rank and what we keep.