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$109+ Cheap flights from McAllen to San Diego (MFE - SAN)

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 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — SAN
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from McAllen to San Diego

Cheapest flights from McAllen to San Diego
Explore the most affordable flight options available from McAllen to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This American Airlines deal was found by Cheapflights users on 2/17. 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.
Mon 4/137:32 pm
MFE
-
SAN
1 stop6h 24m
American Airlines
Sat 4/183:21 pm
SAN
-
MFE
1 stop6h 38m
American Airlines
Deal found 2/17$247
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:23 pm
MFE
-
SAN
2 stops7h 13m
Delta
Wed 4/291:14 pm
SAN
-
MFE
2 stops8h 45m
Delta
Deal found 2/20$257
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Sun 3/89:57 pm
MFE
-
SAN
1 stop20h 16m
Multiple Airlines
Thu 3/129:07 pm
SAN
-
MFE
1 stop12h 16m
Multiple Airlines
Deal found 2/17$272
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Thu 4/307:30 pm
MFE
-
SAN
1 stop6h 26m
American Airlines
Sun 5/32:04 pm
SAN
-
MFE
1 stop7h 55m
American Airlines
Deal found 2/18$277
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Thu 4/2312:10 pm
MFE
-
SAN
1 stop7h 42m
Multiple Airlines
Wed 4/2910:30 am
SAN
-
MFE
2 stops29h 40m
Multiple Airlines
Deal found 2/19$285
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Mon 4/1312:15 pm
MFE
-
SAN
1 stop27h 37m
Multiple Airlines
Sat 4/183:20 pm
SAN
-
MFE
2 stops18h 00m
Multiple Airlines
Deal found 2/17$327
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 4/295:17 am
MFE
-
SAN
2 stops11h 40m
United Airlines
Sun 5/33:04 pm
SAN
-
MFE
1 stop5h 55m
United Airlines
Deal found 2/19$332
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Mon 3/212:15 pm
MFE
-
SAN
2 stops13h 53m
Multiple Airlines
Thu 3/52:38 pm
SAN
-
MFE
1 stop18h 45m
Multiple Airlines
Deal found 2/18$334
This American Airlines deal was found by Cheapflights users on 2/17. 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.
Wed 3/43:48 pm
MFE
-
SAN
1 stop6h 49m
American Airlines
Sat 3/76:20 am
SAN
-
MFE
1 stop6h 37m
American Airlines
Deal found 2/17$339
This United Airlines deal was found by Cheapflights users on 2/17. 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.
Wed 3/47:00 am
MFE
-
SAN
1 stop6h 14m
United Airlines
Sat 3/711:03 am
SAN
-
MFE
2 stops8h 38m
United Airlines
Deal found 2/17$344

Find flight deals from McAllen to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from McAllen (MFE) 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 February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(United Airlines)

One-way from

$109
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$358
Provider with most accurate pricing for McAllen Miller Intl-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for McAllen Miller Intl-San Diego flights.
Search Deals
From McAllen Miller Intl to San Diego
Search Deals
One-way flight from McAllen Miller Intl to San Diego
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from McAllen 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 February 21, 2026.
Use the filters below to find and compare flights from McAllen to San Diego that are best for you.

Fly from

McAllen

Fly to

San Diego

Route

Depart

Return

Price

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Wed 4/29

7:32 pm-11:56 pm

1 stop6h 24m

San Diego

Sun 5/3

4:41 pm-11:59 pm

1 stop5h 18m

$247

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Mon 4/13

7:32 pm-11:56 pm

1 stop6h 24m

San Diego

Sat 4/18

3:21 pm-11:59 pm

1 stop6h 38m

$247

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Sun 3/8

9:57 pm-4:13 pm

1 stop20h 16m

San Diego

Thu 3/12

9:07 pm-11:23 am

1 stop12h 16m

$272

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Thu 4/30

7:30 pm-11:56 pm

1 stop6h 26m

San Diego

Sun 5/3

2:04 pm-11:59 pm

1 stop7h 55m

$277

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Mon 4/13

12:15 pm-1:52 pm

1 stop27h 37m

San Diego

Sat 4/18

3:20 pm-11:20 am

2 stops18h 00m

$327

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Wed 3/4

3:48 pm-8:37 pm

1 stop6h 49m

San Diego

Sat 3/7

6:20 am-2:57 pm

1 stop6h 37m

$339

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Tue 3/3

3:48 pm-8:37 pm

1 stop6h 49m

San Diego

Fri 3/6

3:38 pm-11:06 pm

1 stop5h 28m

$357

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Tue 3/3

7:00 am-2:49 pm

2 stops9h 49m

San Diego

Fri 3/6

1:53 pm-10:59 pm

1 stop7h 06m

$362

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Sat 2/28

11:00 am-3:49 pm

1 stop6h 49m

San Diego

Wed 3/4

2:46 pm-11:06 pm

1 stop6h 20m

$374

McAllenSan Diego

MFE - SAN

MFESAN

McAllen Miller Intl

Sat 2/28

7:00 am-11:14 am

1 stop6h 14m

San Diego

Wed 3/4

11:30 am-9:42 pm

2 stops8h 12m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 19 results
1
2

Compare providers for flights from McAllen to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from McAllen to San Diego in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on McAllen-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on McAllen-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from McAllen-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on McAllen-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for McAllen-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from McAllen to San Diego

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

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

Currently, June is the cheapest month in which you can book a flight from McAllen to San Diego (average of $156). Flying from McAllen to San Diego in December is currently the most expensive (average of $358). 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.

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

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 February 21, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from McAllen 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.
United Airlines
7.4
Good
9,341 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,341 reviews
United Airlines
7.4
Good
9,341 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,338 reviews
United Airlines
7.4
Good
9,341 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

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

  • How long is the flight from McAllen to San Diego?

    For as low as $247, American Airlines can have you in San Diego from McAllen in 6h 24m. Airlines will cover a distance of 1224 mi.

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

    American Airlines, at $216, was found to be the cheapest airline from McAllen to San Diego. An alternate airline flying to your destination would be United Airlines. American Airlines is currently priced 44% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from McAllen 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 McAllen to San Diego?

    Currently, June is the cheapest month in which you can book a flight from McAllen to San Diego (average of $156). Flying from McAllen to San Diego in December is currently the most expensive (average of $358). 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
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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Top 2 airlines flying from McAllen to San Diego

Discover the top 2 airlines that operate flights from McAllen to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$216Average$388FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$217Average$358FlexibilityNo cancel feeOn-time69%

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