Cheap flights from Cancún to San Diego from $141
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cancún to San Diego departing on 7/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Cancún to San Diego
Cheap round-trip flights
Cheap one-way flights
Spirit Airlines flights from Cancún to San Diego
Our best Spirit Airlines deals on Cancún to San Diego flight tickets
United Airlines flights from Cancún to San Diego
Our best United Airlines deals on Cancún to San Diego flight tickets
See travel insights to San Diego from
How to get the cheapest flight ticket from Cancún to San Diego
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 cheapest day to depart on your flight to San Diego?
The cheapest day to depart from Cancún to San Diego is on a Friday. Travelers who choose to depart for San Diego on a Friday will often find tickets for as low as $401. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $453. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.
What is the cheapest Cancun to San Diego flight route?
Fly from Cancun to San Diego for the best Cancun - San Diego flight prices
What cabin class options are available on Cancun to San Diego flights?
There are 1 cabin classes available to choose from on Cancun to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How have Cancún to San Diego flight prices changed over time?
As of June 2025, prices for Cancún to San Diego flights are approximately 36% more expensive when compared to flights at the same time last year.
When to book flights from Cancún to San Diego
Cheap Cancún to San Diego (CUN to SAN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Cancún to San Diego
How far is Cancun to San Diego by plane?
The distance between Cancun and San Diego is about 2020.9 mi. 7h 17m is a normal flight duration for this route.
When did momondo last update prices for flights from Cancun Airport to San Diego Airport?
Prices for flights from Cancun Airport to San Diego Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Cancun Airport to San Diego Airport?
The number of operators available for flights from Cancun Airport to San Diego Airport is 1 as of June 2025.
How old do you have to be to fly from Cancun Airport to San Diego Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cancun Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Cancún to San Diego?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Cancún to San Diego is United Airlines (100% of total bookings).
Best airlines flying from Cancún to San Diego
Compare and see reviews for airlines that fly from Cancún to San Diego with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $380 | Free Cancellation | Rating 7.4 8,790 reviews |
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Cancún to San Diego?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cancún to San Diego for you.
Can I find flights from Cancún to San Diego with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to San Diego from Cancún with this policy.
How can momondo help me find flights from Cancún to San Diego?
momondo provides multiple filters to help you find the best flight to San Diego from Cancún. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Cancún to San Diego right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Cancún to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.