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Cheap flights from San Diego to Cancún from $178

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Cancún

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:36 am - 10:53 amSAN  San Diego-CUN Cancun
25h 17m2 stops Denver Intl Santiago de Querétaro
Multiple Airlines Logo
1:56 pm - 9:48 pmCUN  Cancun-SAN San Diego
10h 52m1 stop Tampa
$475Multiple Airlines
Sun, Jan 17 - Wed, Jan 27
Multiple Airlines Logo
8:57 pm - 1:54 pmSAN  San Diego-CUN Cancun
37h 57m2 stops Las Vegas Harry Reid Intl Monterrey Gen Mariano Escobedo
Multiple Airlines Logo
1:56 pm - 9:48 pmCUN  Cancun-SAN San Diego
10h 52m1 stop Tampa
$476Multiple Airlines
Mon, Jan 11 - Sat, Jan 16
American Airlines Logo
10:45 pm - 12:37 pmSAN  San Diego-CUN Cancun
10h 52m1 stop Miami
American Airlines Logo
12:11 pm - 5:55 pmCUN  Cancun-SAN San Diego
8h 44m1 stop Dallas/Fort Worth
$483American Airlines
Sat, Nov 28 - Fri, Dec 4
Frontier Logo
6:30 am - 10:18 amSAN  San Diego-CUN Cancun
24h 48m2 stops Denver Intl Atlanta Hartsfield-Jackson
Frontier Logo
12:24 pm - 10:19 amCUN  Cancun-SAN San Diego
24h 55m2 stops Cleveland Hopkins Intl Denver Intl
$490Frontier
Sat, Dec 5 - Tue, Dec 8
Frontier Logo
5:29 pm - 11:04 amSAN  San Diego-CUN Cancun
38h 35m2 stops Denver Intl Cleveland Hopkins Intl
Frontier Logo
6:18 pm - 9:10 amCUN  Cancun-SAN San Diego
17h 52m1 stop Dallas/Fort Worth
$492Frontier
Sat, Nov 21 - Tue, Nov 24
American Airlines Logo
8:00 am - 9:14 pmSAN  San Diego-CUN Cancun
10h 14m1 stop Dallas/Fort Worth
American Airlines Logo
6:30 pm - 11:56 pmCUN  Cancun-SAN San Diego
8h 26m1 stop Dallas/Fort Worth
$513American Airlines
Thu, Nov 26 - Thu, Dec 3
United Airlines Logo
6:20 am - 4:30 pmSAN  San Diego-CUN Cancun
7h 10m1 stop Los Angeles
United Airlines Logo
3:07 pm - 8:08 pmCUN  Cancun-SAN San Diego
8h 01m1 stop Los Angeles
$560United Airlines
Tue, Jan 19 - Tue, Jan 26
United Airlines Logo
5:52 pm - 7:29 amSAN  San Diego-CUN Cancun
10h 37m1 stop Los Angeles
United Airlines Logo
3:07 pm - 8:08 pmCUN  Cancun-SAN San Diego
8h 01m1 stop Los Angeles
$560United Airlines
Mon, Jan 18 - Tue, Jan 26
Southwest Logo
7:10 am - 7:45 pmSAN  San Diego-CUN Cancun
9h 35m1 stop Houston Hobby
Southwest Logo
4:35 pm - 9:55 pmCUN  Cancun-SAN San Diego
8h 20m1 stop Denver Intl
$570Southwest
Tue, Dec 1 - Wed, Dec 9
Southwest Logo
7:10 am - 7:45 pmSAN  San Diego-CUN Cancun
9h 35m1 stop Houston Hobby
Southwest Logo
12:35 pm - 9:00 pmCUN  Cancun-SAN San Diego
11h 25m1 stop Baltimore/Washington
$570Southwest
Mon, Dec 14 - Tue, Dec 15

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American Airlines flights from San Diego to Cancún

Our best American Airlines deals on San Diego to Cancún flight tickets
American Airlines
Nov 28
SAN10:45 pmSan Diego
10h 52m
1 stop
CUN12:37 pmCancun
Dec 4
CUN12:11 pmCancun
8h 44m
1 stop
SAN5:55 pmSan Diego
$483
American Airlines
Dec 5
SAN4:31 pmSan Diego
15h 29m
1 stop
CUN11:00 amCancun
Dec 11
CUN5:36 pmCancun
9h 15m
1 stop
SAN11:51 pmSan Diego
$546
American Airlines
Nov 8
SAN6:45 pmSan Diego
15h 43m
1 stop
CUN1:28 pmCancun
Nov 14
CUN11:47 amCancun
14h 51m
1 stop
SAN11:38 pmSan Diego
$671

Air Canada flights from San Diego to Cancún

Our best Air Canada deals on San Diego to Cancún flight tickets
Air Canada
Nov 28
SAN4:45 pmSan Diego
21h 25m
1 stop
CUN5:10 pmCancun
Dec 4
CUN6:35 pmCancun
24h 35m
1 stop
SAN4:10 pmSan Diego
$536
Air Canada
Nov 28
SAN4:45 pmSan Diego
21h 25m
1 stop
CUN5:10 pmCancun
Dec 4
CUN6:35 pmCancun
24h 35m
1 stop
SAN4:10 pmSan Diego
$539
Air Canada
Nov 28
SAN4:45 pmSan Diego
21h 25m
1 stop
CUN5:10 pmCancun
Dec 4
CUN6:55 pmCancun
24h 15m
2 stops
SAN4:10 pmSan Diego
$557

momondo Fare Finder

 
Use the filters below to find and compare flights from San Diego to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Sun 1/17

6:36 am-10:53 am

2 stops25h 17m

Cancun

Wed 1/27

1:56 pm-9:48 pm

1 stop10h 52m

$475

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Mon 1/11

8:57 pm-1:54 pm

2 stops37h 57m

Cancun

Sat 1/16

1:56 pm-9:48 pm

1 stop10h 52m

$476

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Sat 11/28

10:45 pm-12:37 pm

1 stop10h 52m

Cancun

Fri 12/4

12:11 pm-5:55 pm

1 stop8h 44m

$483

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Sat 12/5

6:30 am-10:18 am

2 stops24h 48m

Cancun

Tue 12/8

12:24 pm-10:19 am

2 stops24h 55m

$490

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Sat 11/21

5:29 pm-11:04 am

2 stops38h 35m

Cancun

Tue 11/24

6:18 pm-9:10 am

1 stop17h 52m

$492

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Thu 11/26

8:00 am-9:14 pm

1 stop10h 14m

Cancun

Thu 12/3

6:30 pm-11:56 pm

1 stop8h 26m

$513
Quickest round-trip

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Tue 1/19

6:20 am-4:30 pm

1 stop7h 10m

Cancun

Tue 1/26

3:07 pm-8:08 pm

1 stop8h 01m

$560

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Mon 1/18

5:52 pm-7:29 am

1 stop10h 37m

Cancun

Tue 1/26

3:07 pm-8:08 pm

1 stop8h 01m

$560

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Tue 12/1

7:10 am-7:45 pm

1 stop9h 35m

Cancun

Wed 12/9

4:35 pm-9:55 pm

1 stop8h 20m

$570

San DiegoCancún

SAN San Diego - CUN Cancun

SANCUN

San Diego

Mon 12/14

7:10 am-7:45 pm

1 stop9h 35m

Cancun

Tue 12/15

12:35 pm-9:00 pm

1 stop11h 25m

$570

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Cancún from

How to get the cheapest flight ticket from San Diego to Cancún

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Diego and Cancún?

Prices are currently low for flights on this route.

Typical prices usually range from $514 to $823.
The lowest price recently found on this route was $475.

What is the cheapest month to fly to Cancún?

If you don’t want to visit Cancún in January, then you should wait until May to fly from San Diego, when ticket prices are also cheap, with an average price of $533.

How far in advance should I book a flight from San Diego to Cancún?

You are more likely to see cheaper flights to Cancún from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $584 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from San Diego for as low as $452 on momondo.

How have San Diego to Cancún flight prices changed over time?

As of October 2026, prices for San Diego to Cancún flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Cancún

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Cancún according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Cancún (SAN to CUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Cancún

Best Price Found

$178

Fastest flight time

7h 06m

Direct flights

None
The best one-way flight to Cancún from San Diego in the past 72 hours is $178. The best round-trip flight deal from San Diego to Cancún found on momondo in the last 72 hours is $475.
The fastest flight from San Diego to Cancún takes 7h 06m
There are no direct flights from San Diego to Cancún. There are no popular flight routes from San Diego to Cancún.
Search flight deals

Frequently asked questions about flying from San Diego to Cancún

  • How far is San Diego to Cancun by plane?

    The straight-line distance from San Diego to Cancun is 2020.9 mi. Flights usually cover this in 7h 06m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Diego Airport to Cancun Airport?

    Prices for flights from San Diego Airport to Cancun Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Diego Airport to Cancun Airport?

  • How old do you have to be to fly from San Diego Airport to Cancun Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Cancun Airport.

  • What documentation or ID do you need to fly to Cancun Airport?

    The necessary travel and health documents for your Cancun Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Diego to Cancún?

Best airlines flying from San Diego to Cancún

Compare and see reviews for airlines that fly from San Diego to Cancún with momondo
Airline
Rating
Free Cancellation
Price
VivaPriceFrom $312Free CancellationRating
6.9
793 reviews
Search Viva flights
FrontierPriceFrom $318Free CancellationRating
5.5
2,516 reviews
Search Frontier flights
United AirlinesPriceFrom $367Free CancellationRating
7.3
10,453 reviews
Search United Airlines flights
American AirlinesPriceFrom $406Free CancellationRating
7.0
12,212 reviews
Search American Airlines flights
DeltaPriceFrom $408Free CancellationRating
7.8
8,695 reviews
Search Delta flights
SouthwestPriceFrom $441Free CancellationRating
7.9
4,219 reviews
Search Southwest flights

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Playa del Carmen
Isla Mujeres
Puerto Morelos
Holbox
Akumal
Puerto Aventuras
Punta Sam
Valladolid

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Cancún?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cancún from San Diego.

Can I find flights from San Diego to Cancún with flexible booking policies on momondo?

momondo does allow users to show only those flights to Cancún from San Diego which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Diego to Cancún?

momondo helps you find the best flight between San Diego and Cancún by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Diego to Cancún right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Diego to Cancún now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cancún and let you know when they change.

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