Cheap Flights from Cancun to San Diego

Compare Cancun to San Diego flight deals

Find the cheapest month or even day of the year to fly to San Diego

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Flight deals from Cancun Airport to San Diego

Looking for a cheap last-minute deal or the best return flight from Cancun Airport to San Diego? If you want to travel next month, return fares start from Rs102,186. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Cancun to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cancun to San Diego flights are currently cheapest in May.

Alternative Cancun to San Diego routes

Looking for the cheapest, fastest or easiest route from Cancun to San Diego? You could fly into the following airports instead.

Cancun to San Diego: Flight information

The things to know before you go.
Cheapest flight foundRs49,887
Cheapest month to flyMay

Finding cheap flights from Cancun to San Diego: Frequently asked questions

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Cancun to San Diego is Rs101,625. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cancun to San Diego. But we found flights with one or more stops from Rs101,559.
As of March 2026, there are no flights flying from Cancun to San Diego.
The cheapest month to fly from Cancun to San Diego is usually April.
If you're flying from Cancun Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from Rs101,625.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cancun Airport to San Diego on Saturday, 25 April 2026.
No airlines currently offer direct flights between Cancun Airport and San Diego. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 14°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
Currently, Frontier Airlines offers the cheapest flight tickets to San Diego.

Flying from Cancun International Airport (CUN) to San Diego: what you need to know

  • The timezone in San Diego is UTC-7. The city is two hours behind Cancun, where Cancun International Airport is located.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to board your CUN to San Diego flight.

  • Taking off during a peak time like a bank holiday? Expect longer lines at check-in and security. To give yourself peace of mind, arrive up to four hours before international flights and two hours ahead of domestic departures.

  • Consider adding a stopover to potentially find a cheaper flight ticket from CUN to San Diego. All you need to do is uncheck 'Direct flights only' during your search. Break up your journey by stopping at one of these popular airports:

    • Phoenix Sky Harbour International Airport (PHX)

    • Austin-Bergstrom International Airport (AUS)

    • San Antonio International Airport (SAT)

  • To reach CUN from central Cancun, it takes about 25 minutes if you're going by car. It's roughly 13 kilometres from the airport to the city centre.

  • Want a leisurely start to your trip? Stay near CUN. Whether you're catching an early flight from Cancun International Airport to San Diego or don't want departure day to feel hectic, these hotels are worth a look:

  • Of all flights leaving Cancun International Airport, 72.87% arrive on time at their destination.

How to find the cheapest flights from Cancun International Airport (CUN) to San Diego

  • Rs49,887 is the cheapest price we've seen for a one-way Cancun International Airport to San Diego flight. A return ticket right now is Rs101,625. Depending on how early you book and the availability, these fares could change.

  • Don't leave everything to the last moment. You're more likely to find cheap flights from CUN to San Diego if you book in advance. Airlines often offer some amazing early bird discounts.

  • Finding cheap tickets from Cancun International Airport to San Diego is more likely if you can be flexible with your dates. Try using the 'Whole month' tool to get the lowest fares across each month and bag an incredible deal.

  • Save time looking for cheap flights from CUN to San Diego by creating a Price Alert. You'll get an email or notification through the app when a special offer becomes available.

  • Save money on your flight from Cancun International Airport to San Diego with the help of our filters. Select your ideal departure time, duration and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in San Diego

San Diego International Airport (SAN)

  • San Diego International Airport (SAN) to central San Diego takes about 10 minutes by car. The centre is roughly 5 kilometres away.

  • It typically takes 20 minutes if you're travelling on public transport.

  • The last thing you need is a lengthy journey to your hotel if you're arriving on a late flight from Cancun International Airport to San Diego. Book one of these accommodation options near SAN instead:

  • Hit the road running by picking up a San Diego International Airport rental car. Grab a set of wheels from Thrifty, Dollar or Budget and explore beyond San Diego's usual tourist stops.

  • Reserving your vehicle from San Diego International Airport around two weeks ahead of your flight from CUN to San Diego can help you lock in the lowest rate.

  • The street address for SAN is N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • After your flight from Cancun International Airport to San Diego has hit the runway, you can get to the city centre in around 40 minutes by car. Central San Diego is roughly 56 kilometres from McClellan-Palomar Airport (CLD).

  • Travelling by public transport will take about 2 hours 15 minutes.

  • Place the 'Do not disturb' sign on your door and rest at a hotel close to CLD. Here are a few options where you can settle in after your CUN to San Diego flight:

  • Forget about public transport schedules or long cab lines. Pick up a McClellan-Palomar Airport rental car and let your trip unfold on your terms. Check out the rates and availability from Budget, Hertz and Avis.

  • Avoid the long lines and paperwork at the rental desk by completing your booking beforehand. Reserve your ride from CLD ahead of time so you can just grab the keys and get going.

Best time to go to San Diego

  • Before you book your flights from Cancun International Airport to San Diego, consider which time of year is best for you. High season in San Diego offers a lively atmosphere and plenty of activities, while low season brings better deals on hotels and smaller crowds.

  • Book a Cancun International Airport to San Diego flight ticket with a departure in August if you want to visit the city during its warmest month. Expect temperatures to range from 17ºC to 28ºC.

  • For cooler conditions, look for a cheap ticket from CUN to San Diego in February when temperatures average between 7ºC and 23ºC.

More about San Diego

  • When it comes to searching for somewhere to rest your head, you'll find the best stays in San Diego right here. Explore these hotels once you've locked in your flight from Cancun International Airport to San Diego:

  • There are so many things to do and see in this city it can be hard to know where to start. USS Midway Museum, San Diego Zoo and SeaWorld San Diego are highlights which should be on every San Diego itinerary.

Explore more of United States

  • San Diego is always a good idea, but there are so many other corners of United States waiting to be discovered. About 177 kilometres north-west of San Diego, a trip to Los Angeles will keep you on the move. Check out popular attractions like Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • Around 483 kilometres east of San Diego, Phoenix is another essential stop in United States. No visit is complete without checking out Desert Botanical Garden, Heard Museum and Papago Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.