Cheap Flights from Cancun to San Diego International from $818

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Flight deals from Cancun to San Diego International

Looking for a cheap last-minute deal or the best return flight from Cancun Airport to San Diego International Airport? If you want to travel next month, return fares start from $818. Find the lowest prices on one-way and return tickets right here.

San Diego.$818 per passenger.Departing Fri, 30 Apr, returning Sun, 9 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Cancun on Fri, 30 Apr, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Sun, 9 May, arriving in Cancun.Price includes taxes and charges.From $818, select.

San Diego.$818 per passenger.Departing Thu, 15 Oct, returning Sat, 24 Oct.Return flight with United.Outbound indirect flight with United, departs from Cancun on Thu, 15 Oct, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Sat, 24 Oct, arriving in Cancun.Price includes taxes and charges.From $818, select.

San Diego.$819 per passenger.Departing Thu, 29 Oct, returning Mon, 2 Nov.Return flight with United.Outbound indirect flight with United, departs from Cancun on Thu, 29 Oct, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Mon, 2 Nov, arriving in Cancun.Price includes taxes and charges.From $819, select.

San Diego.$821 per passenger.Departing Thu, 11 Feb, returning Mon, 15 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Cancun on Thu, 11 Feb, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Mon, 15 Feb, arriving in Cancun.Price includes taxes and charges.From $821, select.

San Diego.$822 per passenger.Departing Wed, 31 Mar, returning Wed, 14 Apr.Return flight with United.Outbound indirect flight with United, departs from Cancun on Wed, 31 Mar, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Wed, 14 Apr, arriving in Cancun.Price includes taxes and charges.From $822, select.

San Diego.$829 per passenger.Departing Fri, 25 Dec, returning Fri, 1 Jan.Return flight with United.Outbound indirect flight with United, departs from Cancun on Fri, 25 Dec, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Fri, 1 Jan, arriving in Cancun.Price includes taxes and charges.From $829, select.

San Diego.$829 per passenger.Departing Sun, 22 Nov, returning Sun, 29 Nov.Return flight with United.Outbound indirect flight with United, departs from Cancun on Sun, 22 Nov, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Sun, 29 Nov, arriving in Cancun.Price includes taxes and charges.From $829, select.

San Diego.$890 per passenger.Departing Fri, 16 Apr, returning Fri, 30 Apr.Return flight with United.Outbound indirect flight with United, departs from Cancun on Fri, 16 Apr, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Fri, 30 Apr, arriving in Cancun.Price includes taxes and charges.From $890, select.

San Diego.$905 per passenger.Departing Thu, 18 Mar, returning Thu, 25 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Cancun on Thu, 18 Mar, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Thu, 25 Mar, arriving in Cancun.Price includes taxes and charges.From $905, select.

San Diego.$945 per passenger.Departing Tue, 1 Dec, returning Fri, 4 Dec.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Cancun on Tue, 1 Dec, arriving in San Diego International.Inbound indirect flight with Air Canada, departs from San Diego International on Fri, 4 Dec, arriving in Cancun.Price includes taxes and charges.From $945, select.

San Diego.$1,071 per passenger.Departing Tue, 15 Sep, returning Tue, 29 Sep.Return flight with United.Outbound indirect flight with United, departs from Cancun on Tue, 15 Sep, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Tue, 29 Sep, arriving in Cancun.Price includes taxes and charges.From $1,071, select.

San Diego.$1,588 per passenger.Departing Fri, 1 Jan, returning Fri, 22 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Cancun on Fri, 1 Jan, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Fri, 22 Jan, arriving in Cancun.Price includes taxes and charges.From $1,588, select.

San Diego.$1,601 per passenger.Departing Mon, 1 Mar, returning Thu, 12 Aug.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Cancun on Mon, 1 Mar, arriving in San Diego International.Inbound indirect flight with Air Canada, departs from San Diego International on Thu, 12 Aug, arriving in Cancun.Price includes taxes and charges.From $1,601, select.

San Diego.$1,945 per passenger.Departing Sun, 8 Aug, returning Thu, 12 Aug.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Cancun on Sun, 8 Aug, arriving in San Diego International.Inbound indirect flight with Air Canada, departs from San Diego International on Thu, 12 Aug, arriving in Cancun.Price includes taxes and charges.From $1,945, select.

Find the cheapest month to fly from Cancun to San Diego International

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

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Cancun to San Diego International: Alternative routes

Compare routes from Cancun to San Diego below. You may find an airport to fly into that's cheaper, faster, or easier than San Diego International.

San Diego International

4km from central San Diego

ClosestCheapest

from $818

Search flights

McClellan-Palomar

48km from central San Diego

from $1,260

Search flights

Cancun to San Diego: Flight information

The things to know before you go.

Cheapest flight found	$818
Cheapest month to fly	October

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

How much are return flights from Cancun to San Diego International?

The best price we found for a return flight from Cancun to San Diego International is $818. 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.

Which airlines fly direct from Cancun to San Diego International?

Currently, there are no airlines that fly direct from Cancun to San Diego International. But we found flights with one or more stops from $818.

How many flights are there a week from Cancun to San Diego International?

As of September 2026, there are no flights flying from Cancun to San Diego International.

When is the cheapest time to fly from Cancun to San Diego International?

The cheapest month to fly from Cancun to San Diego International is usually October.

Which upcoming date is cheapest to fly from Cancun Airport to San Diego International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cancun Airport to San Diego International Airport on Thursday, 15 October 2026.

Can I get a direct flight from Cancun Airport to San Diego International Airport?

No airlines currently offer direct flights between Cancun Airport and San Diego International Airport. Most routes have one or more stops.

How can I find the best flight deal to San Diego International?

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 International 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.

When is the best time to book flights to San Diego?

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.

Which is the cheapest airline to fly from Cancun Airport to San Diego International with?

Currently, United offers the cheapest flight tickets to San Diego International.

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

San Diego is three hours behind Cancun and follows the UTC-8 timezone.
For a smooth journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to catch your CUN to SAN flight.
Travelling during a peak time such as April? Public holidays and other popular periods can lead to longer lines at check-in and security. Play things extra safe and get there up to four hours ahead of an international flight and two hours before domestic departures.
Think about adding a stopover when booking your ticket from Cancun Airport to San Diego International Airport. Just uncheck 'Direct flights only' to break up your trip, or enjoy a detour to a new and interesting place. Here are some options between CUN and SAN:
- Phoenix Sky Harbour Airport
- Austin-Bergstrom Airport
- San Antonio International Airport

Handy information about Cancun Airport (CUN)

Cancun Airport gets high marks for its on-time performance. 80% of flights that take off from CUN arrive at their destination on time.
Central Cancun to Cancun Airport is around 16 kilometres. Depending on traffic, it'll take you about 25 minutes to get there if you're driving, ride-sharing or catching a taxi.
The trip when using public transport typically takes 35 minutes.
Booked an early flight from Cancun Airport to San Diego International Airport? Avoid rushing to the airport (and sneak in some extra snooze time) by choosing one of these hotels close to CUN:

Arriving at San Diego International Airport (SAN)

The last thing you need is a lengthy trip to your hotel if you're landing late on a Cancun Airport to San Diego International Airport flight. Reserve 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 main sights.
Lock in the best possible rate by booking your vehicle from San Diego International Airport around two weeks before your departure date.

Getting from San Diego International Airport (SAN) to central San Diego

SAN is located at N Harbour Dr.
From San Diego International Airport, San Diego is approximately 5 kilometres away. It takes around 15 minutes to reach the centre by car.
It takes roughly 25 minutes if you're using public transport.

When to fly to San Diego International Airport (SAN)

It's time to pick your dates for your flight from Cancun Airport to San Diego International Airport. August is the most popular month to visit San Diego. If you'd like a more laid-back vibe, go in March.
Lock in your flight from Cancun Airport to San Diego International Airport for August if you'd like to visit San Diego during its warmest month. You can expect temperatures of between 16ºC and 27ºC.
February has average temperatures of between 8ºC and 22ºC. Look for cheap tickets from CUN to SAN sometime around then if you like cooler conditions.

Explore more of the United States

You've visited San Diego, now it's time to discover other parts of the United States. Travel about 177 kilometres north-west to Los Angeles to check off its leading attractions. From Hollywood Sign to Universal Studios Hollywood and Hollywood Bowl, there's plenty to keep you busy.
Around 483 kilometres east of San Diego, Phoenix is another essential stop in the United States. Get a taste of what this destination has to offer at Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum.