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$425+ Cheap flights from Birmingham (BHX) to San Diego (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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
BHX — SAN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Birmingham to San Diego

Cheapest flights from Birmingham to San Diego
Explore the most affordable flight options available from Birmingham to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This ChecknFly deal was found by Cheapflights users on 1/27. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:05 am
BHX
-
SAN
2 stops21h 48m
Lufthansa
Fri 3/2010:15 pm
SAN
-
BHX
2 stops31h 20m
Lufthansa
Deal found 1/27$741
This TravelUp deal was found by Cheapflights users on 1/28. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/39:00 am
BHX
-
SAN
2 stops21h 44m
Multiple Airlines
Tue 3/242:11 pm
SAN
-
BHX
2 stops19h 49m
Multiple Airlines
Deal found 1/28$774
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:05 am
BHX
-
SAN
3 stops45h 48m
United Airlines
Fri 3/2010:15 pm
SAN
-
BHX
2 stops31h 20m
United Airlines
Deal found 1/27$785
This Delta deal was found by Cheapflights users on 1/28. 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.
Tue 3/36:15 am
BHX
-
SAN
1 stop13h 50m
Delta
Tue 3/241:02 pm
SAN
-
BHX
2 stops21h 48m
Delta
Deal found 1/28$799
This Trip.com deal was found by Cheapflights users on 1/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:45 am
BHX
-
SAN
1 stop37h 00m
Lufthansa
Tue 3/246:35 pm
SAN
-
BHX
1 stop15h 25m
Lufthansa
Deal found 1/28$837
This TravelUp deal was found by Cheapflights users on 1/28. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:05 am
BHX
-
SAN
2 stops24h 39m
Lufthansa
Fri 3/67:55 am
SAN
-
BHX
2 stops20h 40m
Lufthansa
Deal found 1/28$877
This The Travel House deal was found by Cheapflights users on 1/29. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/29:10 am
BHX
-
SAN
2 stops42h 40m
Aer Lingus
Thu 3/56:20 am
SAN
-
BHX
2 stops29h 05m
Aer Lingus
Deal found 1/29$969
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/278:50 pm
BHX
-
SAN
1 stop23h 15m
Multiple Airlines
Fri 3/610:59 am
SAN
-
BHX
2 stops17h 51m
Multiple Airlines
Deal found 1/28$986
This The Travel House deal was found by Cheapflights users on 1/29. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:00 am
BHX
-
SAN
2 stops21h 48m
Air France
Wed 3/2511:15 am
SAN
-
BHX
2 stops39h 15m
Air France
Deal found 1/29$993
This British Airways deal was found by Cheapflights users on 1/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/55:10 pm
BHX
-
SAN
2 stops31h 00m
British Airways
Sun 2/86:00 pm
SAN
-
BHX
2 stops17h 10m
British Airways
Deal found 1/26$1,048
This Trip.com deal was found by Cheapflights users on 1/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
BHX
-
SAN
1 stop13h 50m
Multiple Airlines
Wed 3/2511:15 am
SAN
-
BHX
2 stops22h 35m
Multiple Airlines
Deal found 1/29$1,085

Find flight deals from Birmingham to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Birmingham (BHX) 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$741
(ChecknFly)

One-way from

$425
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$1,416
Provider with most accurate pricing for Birmingham-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Birmingham-San Diego flights.
Search Deals
From Birmingham to San Diego
Search Deals
One-way flight from Birmingham to San Diego
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Birmingham 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 January 29, 2026.
Use the filters below to find and compare flights from Birmingham to San Diego that are best for you.

Fly from

Birmingham

Fly to

San Diego

Route

Depart

Return

Price

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Fri 3/13

6:05 am-8:53 pm

2 stops21h 48m

San Diego

Fri 3/20

10:15 pm-12:35 pm

2 stops31h 20m

$741

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Tue 3/3

9:00 am-10:44 pm

2 stops21h 44m

San Diego

Tue 3/24

2:11 pm-5:00 pm

2 stops19h 49m

$774

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Fri 3/13

6:05 am-8:53 pm

3 stops45h 48m

San Diego

Fri 3/20

10:15 pm-12:35 pm

2 stops31h 20m

$785

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Tue 3/3

6:15 am-12:05 pm

1 stop13h 50m

San Diego

Tue 3/24

1:02 pm-5:50 pm

2 stops21h 48m

$799

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Tue 3/3

10:45 am-3:45 pm

1 stop37h 00m

San Diego

Tue 3/24

6:35 pm-5:00 pm

1 stop15h 25m

$837

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Fri 2/27

6:05 am-10:44 pm

2 stops24h 39m

San Diego

Fri 3/6

7:55 am-12:35 pm

2 stops20h 40m

$877

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Fri 2/27

8:50 pm-12:05 pm

1 stop23h 15m

San Diego

Fri 3/6

10:59 am-12:50 pm

2 stops17h 51m

$986

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Sat 3/21

6:00 am-8:48 pm

2 stops21h 48m

San Diego

Wed 3/25

11:15 am-9:30 am

2 stops39h 15m

$993

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Sat 3/21

6:15 am-1:05 pm

1 stop13h 50m

San Diego

Wed 3/25

11:15 am-4:50 pm

2 stops22h 35m

$1,085

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

Sun 3/22

7:10 pm-12:11 am

2 stops36h 01m

San Diego

Wed 3/25

3:45 pm-6:30 pm

2 stops19h 45m

$1,295

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 19 results
1
2
  • Most accurate provider: When it comes to deals on Birmingham-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Birmingham-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Birmingham-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Birmingham-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 Birmingham-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 Birmingham to San Diego

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

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

Currently, March is the cheapest month in which you can book a flight from Birmingham to San Diego (average of $598). Flying from Birmingham to San Diego in July is currently the most expensive (average of $766). 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.

Related info for your journey

Find useful and relevant information for your journey from Birmingham 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 Birmingham to San Diego?

    Lufthansa, United Airlines, and Delta can get you from Birmingham to San Diego in just under 13h 50m. Your travel time can differ by up to 31h 58m. There are 5384 mi between Birmingham and San Diego. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Birmingham to San Diego (average of $598). Flying from Birmingham to San Diego in July is currently the most expensive (average of $766). 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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