What is the cheapest airline to fly from San Diego to Mexico City round-trip?

According to our current data, Frontier ($425), offers the cheapest pricing from San Diego to Mexico City. Frontier is priced at 33% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from San Diego to Mexico City one-way?

One-way options have recently been found by users for as low as $204 on Frontier. Other airlines that offer cheap prices include United Airlines from $357 and Delta from $442 one-way.

What is the cheapest day to fly from San Diego to Mexico City?

Travelers seeking maximum savings on their San Diego to Mexico City flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Mexico City ranges from 0.0 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. January is typically the driest time to visit Mexico City when rainfall is around 0.0 in.

If weather is an important factor for your trip to Mexico City, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 55.4 F).

What are the most popular airlines that fly from San Diego to Mexico City?

The most popular airlines flying from San Diego to Mexico City are American Airlines, Aeromexico and Delta. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from San Diego to Mexico City?

Monday is generally a great day to depart. Flying on this day could help you save up to 27%.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 17 days in advance, which can save you up to 15% on flights from San Diego to Mexico City compared to booking the week you need them. Waiting 17 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $539. For sooner than that we have options available in the next 3 days from $1,073.

What is the cheapest month to fly from San Diego to Mexico City?

Flights from San Diego to Mexico City lean towards being more expensive in December. Prices are generally better when you fly from San Diego to Mexico City in May, with the cheapest ticket starting at $514.

Can I find deals for flights from San Diego to Mexico City that include hotel bookings?

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

How can I find direct flights from San Diego to Mexico City?

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

Can I find deals for business class flights from San Diego to Mexico City?

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

$126+ Flights from San Diego to Mexico City

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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.

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Cheapflights Tip: The best prices from San Diego to Mexico City Benito Juarez are usually found in May or April, booked 16 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from San Diego to Mexico City

Round-trip from	$319 (Kiwi.com)
One-way from	$126 (Kiwi.com)
Popular in	December
Cheapest in	May
Average price	$640

From San Diego to Mexico City Benito Juarez

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One-way flight from San Diego to Mexico City Benito Juarez

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Highest demand for flights based on searches. 8% potential increase in price ($57 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from San Diego to Mexico City

Cheapest flights from San Diego to Mexico City
Explore the most affordable flight options available from San Diego to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Fri 8/226:25 amSAN - MEX

1 stop12h 35mMultiple Airlines

Sat 8/3011:45 amMEX - SAN

1 stop9h 19mMultiple Airlines

Deal found 6/29

$319

Thu 9/46:25 amSAN - MEX

2 stops14h 35mFrontier

Mon 9/811:45 amMEX - SAN

1 stop12h 32mFrontier

Deal found 6/29

$425

Best flights from San Diego to Mexico City
Discover carefully curated flight deals from San Diego to Mexico City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Fri 8/226:25 amSAN - MEX

1 stop12h 35mMultiple Airlines

Sat 8/3011:45 amMEX - SAN

1 stop9h 19mMultiple Airlines

Deal found 6/29

$319

Thu 9/46:25 amSAN - MEX

2 stops14h 35mFrontier

Mon 9/811:45 amMEX - SAN

1 stop12h 32mFrontier

Deal found 6/29

$425

Last-minute flights from San Diego to Mexico City
Discover last-minute flight deals from San Diego to Mexico City. Data last updated July 1, 2025 and is based on user searches.

Sun 7/69:38 pmSAN - MEX

2 stops11h 42mAmerican Airlines

Fri 7/1111:20 amMEX - SAN

2 stops8h 58mAmerican Airlines

Deal found 6/29

$775

Mon 7/77:05 pmSAN - MEX

1 stop23h 55mMultiple Airlines

Mon 7/1411:45 amMEX - SAN

1 stop7h 10mMultiple Airlines

Deal found 6/30

$393

Mon 7/77:05 pmSAN - MEX

1 stop25h 05mFrontier

Thu 7/1012:40 amMEX - SAN

1 stop16h 19mFrontier

Deal found 6/30

$546

Mon 7/75:00 pmSAN - MEX

1 stop28h 50mAir Canada

Wed 7/912:15 amMEX - SAN

1 stop12h 30mAir Canada

Deal found 6/30

$745

Mon 7/79:59 amSAN - MEX

2 stops10h 01mAeromexico

Fri 7/111:55 pmMEX - SAN

2 stops9h 59mAeromexico

Deal found 6/30

$770

Mon 7/72:05 pmSAN - MEX

1 stop9h 53mWestJet

Sun 8/311:55 amMEX - SAN

1 stop12h 25mWestJet

Deal found 6/30

$796

Thu 7/109:45 amSAN - MEX

2 stops11h 00mDelta

Sun 7/139:00 amMEX - SAN

2 stops10h 54mDelta

Deal found 6/29

$865

Mon 7/216:20 amSAN - MEX

2 stops13h 40mAeromexico

Mon 7/286:55 amMEX - SAN

1 stop9h 24mAeromexico

Deal found 6/29

$513

Thu 7/317:04 pmSAN - MEX

1 stop23h 56mMultiple Airlines

Tue 8/511:45 amMEX - SAN

1 stop7h 34mMultiple Airlines

Deal found 6/29

$366

Thu 7/316:25 amSAN - MEX

1 stop15h 30mFrontier

Mon 8/412:40 amMEX - SAN

1 stop16h 19mFrontier

Deal found 6/29

$505

One-way flights from San Diego to Mexico City
Search for one-way flight options from San Diego to Mexico City. Find affordable one-way fares based on user searches. Data last updated July 1, 2025.

Mon 8/252:42 pmSAN - MEX

1 stop28h 18mMultiple Airlines

Deal found 6/29

$126

Mon 8/111:03 pmSAN - MEX

2 stops15h 17mFrontier

Deal found 6/29

$204

Sun 7/206:15 amSAN - MEX

1 stop8h 25mUnited Airlines

Deal found 6/28

$357

Sun 7/64:02 pmSAN - MEX

2 stops16h 08mDelta

Deal found 6/30

$442

Mon 7/77:35 pmSAN - MEX

1 stop8h 25mAeromexico

Deal found 6/30

$507

Fri 7/46:15 amSAN - MEX

3 stops27h 40mAvianca

Deal found 6/30

$720

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

San DiegoMexico City

SAN - MEX

SANMEX

San Diego

Fri 8/22

6:25 am-8:00 pm

1 stop12h 35m

Mexico City Benito Juarez

Sat 8/30

11:45 am-8:04 pm

1 stop9h 19m

$319

San DiegoMexico City

SAN - MEX

SANMEX

San Diego

Thu 9/4

6:25 am-10:00 pm

2 stops14h 35m

Mexico City Benito Juarez

Mon 9/8

11:45 am-11:17 pm

1 stop12h 32m

$425

San DiegoMexico City

SAN - MEX

SANMEX

San Diego

Mon 8/25

2:42 pm-8:00 pm

1 stop28h 18m

$126

San DiegoMexico City

SAN - MEX

SANMEX

San Diego

Mon 8/11

1:03 pm-5:20 am

2 stops15h 17m

$204

San DiegoMexico City

SAN - MEX

SANMEX

San Diego

Sun 7/20

6:15 am-3:40 pm

1 stop8h 25m

$357

San DiegoMexico City

SAN - MEX

SANMEX

San Diego

Sun 7/6

4:02 pm-9:10 am

2 stops16h 08m

$442

San DiegoMexico City

SAN - MEX

SANMEX

San Diego

Mon 7/7

7:35 pm-5:00 am

1 stop8h 25m

$507

San DiegoMexico City

SAN - MEX

SANMEX

San Diego

Fri 7/4

6:15 am-10:55 am

3 stops27h 40m

$720

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from San Diego to Mexico City

Have a flexible travel schedule? Discover the best time to fly to Mexico City from San Diego 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 San Diego to Mexico City

How far ahead should I book a flight from San Diego to Mexico City?

The best time to book flights from San Diego to Mexico City is 16 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, May is the cheapest month in which you can book a flight from San Diego to Mexico City (average of $388). Flying from San Diego to Mexico City in December is currently the most expensive (average of $615). 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.

What is the cheapest time of day to fly from SAN to MEX?

It’s optimal to fly from San Diego to Mexico City in the evening. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost to fly round-trip from San Diego to Mexico City?

Reviews of airlines servicing Mexico City

Read through reviews of airlines operating flights from San Diego to Mexico City, such as Delta, Aeromexico, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,974 reviews

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico

7.5

Good

1,718 reviews

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,858 reviews

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Avianca

6.7

Okay

2,362 reviews

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Frontier

5.9

Fair

3,289 reviews

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What is the cheapest airline to fly from San Diego to Mexico City round-trip?
According to our current data, Frontier ($425), offers the cheapest pricing from San Diego to Mexico City. Frontier is priced at 33% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from San Diego to Mexico City one-way?
One-way options have recently been found by users for as low as $204 on Frontier. Other airlines that offer cheap prices include United Airlines from $357 and Delta from $442 one-way.
Can I find deals for flights from San Diego to Mexico City that include hotel bookings?
Yes. In addition to deals on San Diego to Mexico City flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Diego to Mexico City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Mexico City.
Can I find deals for business class flights from San Diego to Mexico City?
Yes. Cheapflights offers flight deals from San Diego to Mexico City 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 San Diego to Mexico City?
Currently, May is the cheapest month in which you can book a flight from San Diego to Mexico City (average of $388). Flying from San Diego to Mexico City in December is currently the most expensive (average of $615). 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

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Other flights to Mexico City

Top 4 airlines flying from San Diego to Mexico City

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$539	Average$635	FlexibilityNo cancel fee	On-time71%
Aeromexico	Cheapest$547	Average$579	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$561	Average$659	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$567	Average$657	FlexibilityNo cancel fee	On-timeN/A

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$126+ Cheap flights from San Diego (SAN) to Mexico City (MEX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Diego to Mexico City with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from San Diego to Mexico City Benito Juarez are usually found in May or April, booked 16 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from San Diego to Mexico City

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Diego to Mexico City

Cheapest flights from San Diego to Mexico CityExplore the most affordable flight options available from San Diego to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Explore the most affordable flight options available from San Diego to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from San Diego to Mexico City

Have a flexible travel schedule? Discover the best time to fly to Mexico City from San Diego with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Mexico City

How far ahead should I book a flight from San Diego to Mexico City?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Mexico City. Price data was last updated on June 27, 2025.

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

What is the cheapest time of day to fly from SAN to MEX?

Find hourly flight availability from San Diego to Mexico City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

How much does it cost to fly round-trip from San Diego to Mexico City?

Reviews of airlines servicing Mexico City

Read through reviews of airlines operating flights from San Diego to Mexico City, such as Delta, Aeromexico, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What is the cheapest airline to fly from San Diego to Mexico City round-trip?

What are the cheapest airlines to fly from San Diego to Mexico City one-way?

Can I find deals for flights from San Diego to Mexico City that include hotel bookings?

How can I find direct flights from San Diego to Mexico City?

Can I find deals for business class flights from San Diego to Mexico City?

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

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.

Alternative routes for San Diego to Mexico City

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from San Diego to Mexico City

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Cheapest flights from San Diego to Mexico City
Explore the most affordable flight options available from San Diego to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.