HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$344+ Cheap flights from Monterrey (MTY) to San Diego (SAN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
MTY — SAN
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Monterrey to San Diego with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Monterrey to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Monterrey (MTY) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 28, 2025.

Round-trip from

$344
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$685
From Monterrey Gen Mariano Escobedo to San Diego
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Monterrey to San Diego

Cheapest flights from Monterrey to San Diego
Explore the most affordable flight options available from Monterrey to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1011:35 amMTY - SAN
1 stop8h 07mMultiple Airlines
Wed 9/1710:18 pmSAN - MTY
2 stops15h 42mMultiple Airlines
Deal found 7/27$344
This Alaska Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/103:50 pmMTY - SAN
2 stops30h 29mAlaska Airlines
Wed 9/1710:18 pmSAN - MTY
2 stops15h 42mAlaska Airlines
Deal found 7/27$388
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/87:35 amMTY - SAN
1 stop15h 06mUnited Airlines
Mon 9/156:15 amSAN - MTY
1 stop7h 47mUnited Airlines
Deal found 7/26$496
This American Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/123:20 pmMTY - SAN
1 stop6h 43mAmerican Airlines
Tue 12/167:58 pmSAN - MTY
1 stop15h 17mAmerican Airlines
Deal found 7/26$509

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monterrey to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2025.
Use the filters below to find and compare flights from Monterrey to San Diego that are best for you.

Fly from

Monterrey

Fly to

San Diego

Route

Depart

Return

Price

MonterreySan Diego

MTY - SAN

MTYSAN

Monterrey Gen Mariano Escobedo

Wed 9/10

11:35 am-6:42 pm

1 stop8h 07m

San Diego

Wed 9/17

10:18 pm-3:00 pm

2 stops15h 42m

$344

MonterreySan Diego

MTY - SAN

MTYSAN

Monterrey Gen Mariano Escobedo

Wed 9/10

3:50 pm-9:19 pm

2 stops30h 29m

San Diego

Wed 9/17

10:18 pm-3:00 pm

2 stops15h 42m

$388

MonterreySan Diego

MTY - SAN

MTYSAN

Monterrey Gen Mariano Escobedo

Mon 9/8

7:35 am-9:41 pm

1 stop15h 06m

San Diego

Mon 9/15

6:15 am-3:02 pm

1 stop7h 47m

$496

MonterreySan Diego

MTY - SAN

MTYSAN

Monterrey Gen Mariano Escobedo

Fri 12/12

3:20 pm-8:03 pm

1 stop6h 43m

San Diego

Tue 12/16

7:58 pm-1:15 pm

1 stop15h 17m

$509

MonterreySan Diego

MTY - SAN

MTYSAN

Monterrey Gen Mariano Escobedo

Fri 12/12

8:35 am-6:56 pm

2 stops12h 21m

San Diego

Tue 12/16

10:00 am-10:47 pm

2 stops10h 47m

$606

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Monterrey to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Monterrey with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Monterrey to San Diego

What is the cheapest month to book a flight from Monterrey to San Diego?

Currently, August is the cheapest month in which you can book a flight from Monterrey to San Diego (average of $286). Flying from Monterrey to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated July 28, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from Monterrey to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,975 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,892 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Monterrey to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Monterrey to San Diego round-trip?

    Cheapflights users have booked flights from Monterrey to San Diego round-trip from $388. Other airlines that can offer you cheap pricing are United Airlines, from $496, and American Airlines, from $509. You may be able to fly from Monterrey to San Diego for 32% less than the average price by searching for these airlines.

  • Can I find deals for flights from Monterrey to San Diego that include hotel bookings?

    Yes. In addition to deals on Monterrey to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Monterrey to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Monterrey to San Diego.

  • Can I find deals for business class flights from Monterrey to San Diego?

    Yes. Cheapflights offers flight deals from Monterrey to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Monterrey to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Monterrey to San Diego (average of $286). Flying from Monterrey to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
Poway
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine
Santee

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.