Cheap Flights from San Diego, CA to Cancun from $139

Return flight: Cancun – San Diego

On Cheapflightsplus.com you will find 975 connecting flights from San Diego to Cancun. You can compare airfare deals from 13 airlines and multiple travel sites from $139, book and save on cheap plane tickets and last minute offers. Also check out SAN-CUN flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from San Diego to Cancun depends on and how to choose the most interesting flight option for you.

Distance between San Diego and Cancun is 3260 miles. Time difference between the cities is 3h. Airplanes depart 06:15 to 22:45 from 11 San Diego airport and arrive 06:15 to 22:45 to 2 Cancun airports. Average flight time is 19h 14m.

  • The fastest flight 6h 51m
  • Average flight time 19h 14m
  • The earliest flight 06:15
  • The latest flight 22:45
  • Distance 2026 ml

The cheapest months to travel to Cancun are july (from 139 $), may (from 153 $), august (from 165 $).

The most expensive months are december (from 396 $), november (from 353 $), february (from 296 $).

What is the lowest airfare San Diego to Cancun?

The cheapest plane ticket found by our users is $139. This airfare is for economy class on one-way F92818 flight by Frontier Airlines for July 5, 2025 which leaves San Diego in San Diego at 06:25 am and arrives at Cancun Cancun Int at 16:20.

Economy class
$139
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Business class
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First class
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Flight Schedule San Diego (California) to Cancun

06:15 — 17:05
8h 50m flight time
Find flight
from$210
06:15 — 07:28 San Diego — Los Angeles
AM4221 Aeromexico
3h 2m stop
10:30 — 17:05 Los Angeles — Cancun
AM3708 Aeromexico
06:20 — 17:10
8h 50m flight time
Find flight
from$227
06:20 — 07:32 San Diego — Los Angeles
AM4221 Aeromexico
2h 48m stop
10:20 — 17:10 Los Angeles — Cancun
AM3805 Aeromexico
06:25 — 16:20
7h 55m flight time
Find flight
from$139
06:25 — 10:00 San Diego — Denver
F92818 Frontier Airlines
1h 11m stop
11:13 — 16:22 Denver — Cancun
F970 Frontier Airlines
06:25 — 16:40
8h 15m flight time
Find flight
from$158
06:25 — 11:51 San Diego — Dallas
F91426 Frontier Airlines
1h 50m stop
13:41 — 16:40 Dallas — Cancun
F9228 Frontier Airlines
08:00 — 09:32+1day
23h 32m flight time
Find flight
from$176
06:25 — 11:38 San Diego — Dallas
F91426 Frontier Airlines
17h 15m stop
06:56 — 09:51 Dallas — Cancun
F982 Frontier Airlines
08:00 — 10:10+1day
24h 10m flight time
Find flight
from$208
06:25 — 11:51 San Diego — Dallas
F91426 Frontier Airlines
17h 57m stop
10:08 — 12:58 Dallas — Cancun
NK343 Spirit Airlines
16:44 — 09:31+1day
14h 47m flight time
Find flight
from$220
16:53 — 22:56 San Diego — Chicago
F91856 Frontier Airlines
6h 53m stop
06:00 — 09:50 Chicago — Cancun
NK104 Spirit Airlines
16:53 — 11:30+1day
16h 37m flight time
Find flight
from$204
16:53 — 22:56 San Diego — Chicago
F91856 Frontier Airlines
8h 39m stop
07:35 — 11:32 Chicago — Cancun
F944 Frontier Airlines
20:37 — 16:20+1day
17h 43m flight time
Find flight
from$168
20:37 — 00:21 San Diego — Denver
F94990 Frontier Airlines
10h 52m stop
11:13 — 16:22 Denver — Cancun
F970 Frontier Airlines
21:30 — 08:55+1day
9h 25m flight time
Find flight
from$207
21:30 — 05:00 San Diego — Atlanta
AM4582 Aeromexico
2h 25m stop
07:25 — 08:55 Atlanta — Cancun
AM3304 Aeromexico
21:30 — 10:00+1day
10h 30m flight time
Find flight
from$207
21:30 — 05:00 San Diego — Atlanta
AM4582 Aeromexico
3h 27m stop
08:27 — 10:00 Atlanta — Cancun
AM5090 Aeromexico
21:30 — 08:55+1day
9h 25m flight time
Find flight
from$212
21:30 — 05:00 San Diego — Atlanta
AM4582 Aeromexico
2h 25m stop
07:25 — 08:55 Atlanta — Cancun
AM3091 Aeromexico
22:30 — 08:55+1day
8h 25m flight time
Find flight
from$207
22:30 — 05:51 San Diego — Atlanta
AM4444 Aeromexico
1h 34m stop
07:25 — 08:55 Atlanta — Cancun
AM3304 Aeromexico
22:30 — 10:00+1day
9h 30m flight time
Find flight
from$207
22:30 — 05:44 San Diego — Atlanta
AM4444 Aeromexico
2h 42m stop
08:25 — 10:00 Atlanta — Cancun
AM5090 Aeromexico
22:30 — 12:50+1day
12h 20m flight time
Find flight
from$207
22:30 — 05:51 San Diego — Atlanta
AM4444 Aeromexico
5h 27m stop
11:18 — 12:50 Atlanta — Cancun
AM5319 Aeromexico
Full flight schedule will help you in detecting at what time planes fly from San Diego to Cancun. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 9, 2025.

Popular Airlines on the Route

The flight San Diego — Cancun is served by 13 regular airlines and 5 low-cost airlines. Most of the flights on this route are operated by Air Canada - 91 departures per week at the price of from $ 242 . And the most expensive tickets are offered by Iberia airline - from $ 2589.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 975 flights with layovers on the route. The fastest connecting flight is UA4723 by United Airlines takes 6h 51m and the cheapest is F92818 by Frontier Airlines for $139.

  • AC - Air Canada
    from $242
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  • SY - Sun Country Airlines
    from $326
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  • AM - Aeromexico
    from $207
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  • UA - United Airlines
    from $249
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  • AS - Alaska Airlines
    from $265
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  • F9 - Frontier Airlines
    from $139
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  • PD - Porter Airlines
    from $382
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  • AV - Avianca
    from $461
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  • HA - Hawaiian Airlines
    from $200
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  • IB - Iberia
    from $2589
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  • WS - WestJet
    from $317
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  • NK - Spirit Airlines
    from $153
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See more connecting flights

Airports

You can fly from San Diego to Cancun from 11 airports (San Diego, San Diego Regional, Gillespie Field, Golden Triangle Reg., El Cajon, Lowndes County, Miramar NAS, Montgomery Field, North Island NAS, Brown Field Municipal, AFB).

San Diego airports

  • San Diego-SAN
    from $139
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  • San Diego Regional-USA
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  • Gillespie Field-SEE
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  • Golden Triangle Reg.-GTR
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  • El Cajon-CJN
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  • Lowndes County-UBS
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  • Miramar NAS-NKX
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  • Montgomery Field-MYF
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  • North Island NAS-NZY
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  • Brown Field Municipal-SDM
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  • AFB-CBM
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Cancun airports

  • Cancun Int-CUN
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  • Puerto Juarez-PJZ
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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