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$124+ Cheap flights from San Diego to Birmingham, AL (SAN - BHM)

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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BHM
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Birmingham are usually found in April or February, booked 56 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from San Diego to Birmingham

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Birmingham (BHM). 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 June 30, 2025.

Round-trip from

$340
(Southwest)

One-way from

$124
(Mytrip)

Popular in

January

Cheapest in

April

Average price

$546
From San Diego to Birmingham
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One-way flight from San Diego to Birmingham
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Highest demand for flights based on searches. 13% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Diego to Birmingham

Cheapest flights from San Diego to Birmingham
Explore the most affordable flight options available from San Diego to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2311:05 amSAN - BHM
1 stop6h 30mSouthwest
Tue 8/2610:00 amBHM - SAN
1 stop5h 45mSouthwest
Deal found 6/29$340
This Delta deal was found by Cheapflights users on 6/30. 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.
Wed 8/611:00 amSAN - BHM
1 stop8h 30mDelta
Tue 8/126:30 amBHM - SAN
1 stop7h 58mDelta
Deal found 6/30$343
This United Airlines deal was found by Cheapflights users on 6/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:15 amSAN - BHM
1 stop6h 11mUnited Airlines
Wed 8/201:34 pmBHM - SAN
1 stop10h 28mUnited Airlines
Deal found 6/29$366
This Mytrip deal was found by Cheapflights users on 6/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/297:00 pmSAN - BHM
2 stops16h 22mSpirit Airlines
Tue 8/52:17 pmBHM - SAN
3 stops21h 38mSpirit Airlines
Deal found 6/29$372
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Sat 7/2610:45 pmSAN - BHM
1 stop9h 52mAmerican Airlines
Sat 8/24:50 pmBHM - SAN
1 stop6h 55mAmerican Airlines
Deal found 6/30$412

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Birmingham 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 June 30, 2025.
Use the filters below to find and compare flights from San Diego to Birmingham that are best for you.

Fly from

San Diego

Fly to

Birmingham

Route

Depart

Return

Price

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Sat 8/23

11:05 am-7:35 pm

1 stop6h 30m

Birmingham

Tue 8/26

10:00 am-1:45 pm

1 stop5h 45m

$340

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Wed 8/6

11:00 am-9:30 pm

1 stop8h 30m

Birmingham

Tue 8/12

6:30 am-12:28 pm

1 stop7h 58m

$343

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Fri 8/15

6:15 am-2:26 pm

1 stop6h 11m

Birmingham

Wed 8/20

1:34 pm-10:02 pm

1 stop10h 28m

$366

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Tue 7/29

7:00 pm-1:22 pm

2 stops16h 22m

Birmingham

Tue 8/5

2:17 pm-9:55 am

3 stops21h 38m

$372

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Sat 7/26

10:45 pm-10:37 am

1 stop9h 52m

Birmingham

Sat 8/2

4:50 pm-9:45 pm

1 stop6h 55m

$412

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Fri 7/18

3:22 pm-11:36 pm

1 stop6h 14m

Birmingham

Sun 7/20

4:37 pm-9:55 am

2 stops19h 18m

$475

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Tue 7/22

7:00 pm-1:22 pm

2 stops16h 22m

$124

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Mon 8/18

2:00 pm-10:54 pm

1 stop6h 54m

$172

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Tue 8/19

8:30 am-6:50 pm

2 stops8h 20m

$177

San DiegoBirmingham

SAN - BHM

SANBHM

San Diego

Sun 9/14

10:42 pm-9:29 am

1 stop8h 47m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from San Diego to Birmingham

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

How far ahead should I book a flight from San Diego to Birmingham, Alabama?

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

Booking 24 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Birmingham, Alabama. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from San Diego to Birmingham, Alabama (average of $376). Flying from San Diego to Birmingham, Alabama in March is currently the most expensive (average of $457). 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 BHM?

Find hourly flight availability from San Diego to Birmingham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 8% on flights from San Diego to Birmingham, Alabama by exploring options for tickets at noon.

Reviews of airlines servicing Birmingham

Get insights into the airlines that provide service to Birmingham. 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 Birmingham. Reviews last updated June 30, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from San Diego to Birmingham. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,278 reviews

Entertainment

7.6

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,278 reviews
Southwest
8.0
Very good
4,278 reviews

Entertainment

7.6

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,973 reviews
Southwest
8.0
Very good
4,278 reviews

Entertainment

7.6

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,852 reviews
Southwest
8.0
Very good
4,278 reviews

Entertainment

7.6

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,278 reviews

Entertainment

7.6

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Spirit Airlines
6.3
Okay
8,094 reviews
Southwest
8.0
Very good
4,278 reviews

Entertainment

7.6

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Birmingham. 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 San Diego to Birmingham, Alabama round-trip?

    Southwest, at $340, was found to be the cheapest airline from San Diego to Birmingham, Alabama.Alternate airlines to your destination round-trip include Delta and United Airlines. Southwest is 29% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Diego to Birmingham, Alabama one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $124. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from San Diego to Birmingham, Alabama for a low price.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from San Diego to Birmingham, Alabama (average of $376). Flying from San Diego to Birmingham, Alabama in March is currently the most expensive (average of $457). 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
Homewood
Hoover

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Top 4 airlines flying from San Diego to Birmingham

Discover the top 4 airlines that operate flights from San Diego to Birmingham. 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$318Average$391FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$326Average$462FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$334Average$509FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$346Average$481FlexibilityNo cancel feeOn-time63%

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