HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$154+ Cheap flights from Birmingham, AL to San Diego (BHM - 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SAN
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Birmingham 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.

Cheapflights Tip: The best prices from Birmingham to San Diego are usually found in December or January, booked 72 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Birmingham to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Birmingham (BHM) 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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$307
(United Airlines)

One-way from

$154
(American Airlines)

Popular in

March

Cheapest in

December

Average price

$426
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. 2% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find 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 April 11, 2025.

This United Airlines deal was found by Cheapflights users on 4/10. 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 5/78:00 amBHM - SAN
1 stop8h 56mUnited Airlines
Wed 5/146:15 amSAN - BHM
1 stop7h 57mUnited Airlines
Deal found 4/10$307
This American Airlines deal was found by Cheapflights users on 4/10. 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 5/106:30 amBHM - SAN
1 stop7h 58mAmerican Airlines
Mon 5/121:48 pmSAN - BHM
1 stop7h 46mAmerican Airlines
Deal found 4/10$325
This Delta deal was found by Cheapflights users on 4/9. 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.
Sat 5/245:56 pmBHM - SAN
1 stop7h 46mDelta
Sat 5/316:15 amSAN - BHM
1 stop8h 55mDelta
Deal found 4/9$327
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Fri 5/94:38 pmBHM - SAN
3 stops21h 30mSpirit Airlines
Thu 5/156:15 amSAN - BHM
2 stops31h 28mSpirit Airlines
Deal found 4/10$338
This Southwest deal was found by Cheapflights users on 4/10. 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 5/1010:45 amBHM - SAN
2 stops13h 25mSouthwest
Mon 5/1212:25 pmSAN - BHM
1 stop8h 10mSouthwest
Deal found 4/10$366
This Alaska Airlines deal was found by Cheapflights users on 4/10. 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 5/75:05 amBHM - SAN
2 stops13h 25mAlaska Airlines
Wed 5/142:27 pmSAN - BHM
1 stop6h 39mAlaska Airlines
Deal found 4/10$402
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Thu 4/248:57 amBHM - SAN
3 stops41h 45mMultiple Airlines
Tue 4/299:08 pmSAN - BHM
2 stops32h 54mMultiple Airlines
Deal found 4/10$510

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 April 11, 2025.
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

BHM - SAN

BHMSAN

Birmingham

Wed 5/7

8:00 am-2:56 pm

1 stop8h 56m

San Diego

Wed 5/14

6:15 am-4:12 pm

1 stop7h 57m

$307

BirminghamSan Diego

BHM - SAN

BHMSAN

Birmingham

Sat 5/10

6:30 am-12:28 pm

1 stop7h 58m

San Diego

Mon 5/12

1:48 pm-11:34 pm

1 stop7h 46m

$325

BirminghamSan Diego

BHM - SAN

BHMSAN

Birmingham

Sat 5/24

5:56 pm-11:42 pm

1 stop7h 46m

San Diego

Sat 5/31

6:15 am-5:10 pm

1 stop8h 55m

$327

BirminghamSan Diego

BHM - SAN

BHMSAN

Birmingham

Fri 5/9

4:38 pm-12:08 pm

3 stops21h 30m

San Diego

Thu 5/15

6:15 am-3:43 pm

2 stops31h 28m

$338

BirminghamSan Diego

BHM - SAN

BHMSAN

Birmingham

Sat 5/10

10:45 am-10:10 pm

2 stops13h 25m

San Diego

Mon 5/12

12:25 pm-10:35 pm

1 stop8h 10m

$366

BirminghamSan Diego

BHM - SAN

BHMSAN

Birmingham

Wed 5/7

5:05 am-4:30 pm

2 stops13h 25m

San Diego

Wed 5/14

2:27 pm-11:06 pm

1 stop6h 39m

$402

BirminghamSan Diego

BHM - SAN

BHMSAN

Birmingham

Thu 4/24

8:57 am-12:42 am

3 stops41h 45m

San Diego

Tue 4/29

9:08 pm-8:02 am

2 stops32h 54m

$510

BirminghamSan Diego

BHM - SAN

BHMSAN

Birmingham

Sat 7/5

6:43 am-12:22 pm

1 stop7h 39m

$154

BirminghamSan Diego

BHM - SAN

BHMSAN

Birmingham

Mon 5/26

4:38 pm-7:13 am

2 stops16h 35m

$171

BirminghamSan Diego

BHM - SAN

BHMSAN

Birmingham

Wed 6/11

2:00 pm-7:25 pm

2 stops7h 25m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/11

Showing 1-10 of 12 results
1
2

Compare providers for flights from Birmingham 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 Birmingham to San Diego in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Birmingham, Alabama-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, Alabama-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Birmingham, Alabama-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Birmingham, Alabama-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, Alabama-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

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

Use this chart to determine the optimal time to book a round-trip flight from Birmingham to San Diego. Price data was last updated on April 4, 2025.

The price you pay for your flight from Birmingham, Alabama to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Birmingham, Alabama to San Diego (average of $286). Flying from Birmingham, Alabama 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.

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

Find hourly flight availability from Birmingham to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

One of the essential ways to save on airfare from Birmingham, Alabama to San Diego is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 21% on airfare.

What is the cheapest day to fly from Birmingham, Alabama to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Birmingham to San Diego. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Birmingham, Alabama to San Diego flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 April 11, 2025.
Read through reviews of airlines operating flights from Birmingham to San Diego, such as Alaska Airlines, Southwest and Delta. 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.
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,910 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,636 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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.

  • What are the cheapest airlines flying from Birmingham, Alabama to San Diego round-trip?

    According to our current data, United Airlines ($307), American Airlines ($325), and Delta ($327) offers the cheapest pricing from Birmingham, Alabama to San Diego. United Airlines is 30% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $154. Spirit Airlines flights start at $171 while deals on Southwest start at $195 one-way.

  • 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, Alabama to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Birmingham, Alabama to San Diego (average of $286). Flying from Birmingham, Alabama 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 Birmingham?

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

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 Birmingham to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Las Vegas flights
Atlanta to Los Angeles flights
Atlanta to San Francisco flights
Atlanta to San Diego flights
Atlanta to Ontario flights
Atlanta to Burbank flights
Atlanta to Santa Ana flights
Atlanta to Sacramento flights
Birmingham to Las Vegas flights
Atlanta to San Jose flights
Atlanta to Oakland flights
Atlanta to Reno flights
Pensacola to Las Vegas flights
Atlanta to Fresno flights
Chattanooga to Las Vegas flights
Huntsville to Ontario flights
Atlanta to Palm Springs flights
Huntsville to Las Vegas flights
Montgomery to Las Vegas flights
Chattanooga to Los Angeles flights
Birmingham to Los Angeles flights
Chattanooga to San Francisco flights
Birmingham to San Francisco flights
Mobile to Las Vegas flights
Pensacola to Los Angeles flights
Mobile to Los Angeles flights
Atlanta to Santa Barbara flights
Atlanta to Long Beach flights
Pensacola to Reno flights
Valparaiso to Las Vegas flights
Pensacola to San Diego flights
Montgomery to San Jose flights
Huntsville to San Francisco flights
Pensacola to Santa Ana flights
Birmingham to Ontario flights
Huntsville to Los Angeles flights
Pensacola to Ontario flights
Valparaiso to Palm Springs flights
Pensacola to San Francisco flights
Chattanooga to Ontario flights
Chattanooga to Reno flights
Mobile to San Diego flights
Huntsville to San Diego flights
Chattanooga to San Diego flights
Valparaiso to San Diego flights
Huntsville to Sacramento flights
Birmingham to Santa Barbara flights
Atlanta to Monterey flights
Birmingham to Burbank flights

Top 4 airlines flying from Birmingham to San Diego

Discover the top 4 airlines that operate flights from Birmingham 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$306Average$419FlexibilityNo cancel feeOn-time71%
DeltaCheapest$330Average$486FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$355Average$436FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$361Average$473FlexibilityNo cancel feeOn-time69%

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.