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Flights from Birmingham to San Diego

Search cheap flights from Birmingham to San Diego in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$212, and round-trip tickets start at US$368.

      • BHM 15:41
        8h 49m
        1 stop
        SAN 22:30
        Birmingham - San Diego | Wed, Apr 22 | United Airlines
        SAN 12:40
        7h 4m
        1 stop
        BHM 21:44
        San Diego - Birmingham | Sat, Apr 25 | United Airlines
        US$368 US$634
        42% off
        42% off
        US$634 US$368
      • BHM 16:19
        7h 1m
        1 stop
        SAN 21:20
        Birmingham - San Diego | Wed, May 6 | Delta Air Lines
        SAN 06:15
        9h 36m
        1 stop
        BHM 17:51
        San Diego - Birmingham | Sat, May 9 | Delta Air Lines
        US$368 US$634
        42% off
        42% off
        US$634 US$368
      • BHM 17:25
        8h
        1 stop
        SAN 23:25
        Birmingham - San Diego | Wed, Apr 22 | Delta Air Lines
        SAN 08:00
        6h 21m
        1 stop
        BHM 16:21
        San Diego - Birmingham | Sat, Apr 25 | Delta Air Lines
        US$372 US$634
        41% off
        41% off
        US$634 US$372
      • BHM 15:33
        8h 27m
        1 stop
        SAN 22:00
        Birmingham - San Diego | Wed, Apr 22 | American Airlines
        SAN 08:00
        6h 21m
        1 stop
        BHM 16:21
        San Diego - Birmingham | Sat, Apr 25 | Delta Air Lines
        US$372
        41% off
        US$634 US$372
      • BHM 19:08
        6h 48m
        1 stop
        SAN 23:56
        Birmingham - San Diego | Wed, May 6 | American Airlines
        SAN 22:30
        7h 52m
        1 stop
        BHM 08:22
        San Diego - Birmingham | Sat, May 9 | Delta Air Lines
        US$404
        36% off
        US$634 US$404
      • BHM 14:45
        7h 20m
        1 stop
        SAN 20:05
        Birmingham - San Diego | Wed, May 6 | United Airlines
        SAN 06:15
        9h 36m
        1 stop
        BHM 17:51
        San Diego - Birmingham | Sat, May 9 | Delta Air Lines
        US$407
        36% off
        US$634 US$407
      • BHM 15:33
        6h 56m
        1 stop
        SAN 20:29
        Birmingham - San Diego | Wed, May 6 | Alaska Airlines
        SAN 22:30
        7h 52m
        1 stop
        BHM 08:22
        San Diego - Birmingham | Sat, May 9 | Delta Air Lines
        US$441
        30% off
        US$634 US$441
      • BHM 17:20
        8h 7m
        1 stop
        SAN 23:27
        Birmingham - San Diego | Thu, May 21 | Delta Air Lines
        SAN 07:15
        8h 8m
        1 stop
        BHM 17:23
        San Diego - Birmingham | Sun, May 24 | American Airlines
        US$445
        30% off
        US$634 US$445
      • BHM 19:08
        6h 48m
        1 stop
        SAN 23:56
        Birmingham - San Diego | Wed, Apr 22 | Alaska Airlines
        SAN 14:04
        7h 49m
        1 stop
        BHM 23:53
        San Diego - Birmingham | Sat, Apr 25 | Alaska Airlines
        US$455
        28% off
        US$634 US$455
      • BHM 17:44
        7h 49m
        1 stop
        SAN 23:33
        Birmingham - San Diego | Thu, May 21 | American Airlines
        SAN 07:15
        8h 8m
        1 stop
        BHM 17:23
        San Diego - Birmingham | Sun, May 24 | American Airlines
        US$469
        26% off
        US$634 US$469
      • BHM 13:00
        17h 25m
        1 stop
        SAN Invalid Date
        Birmingham - San Diego | Sun, Apr 19 | Normal Airline
        SAN 15:00
        6h
        Nonstop
        BHM 16:00
        San Diego - Birmingham | Tue, Apr 21 | Normal Airline
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      • BHM 06:30
        9h 21m
        1 stop
        SAN 13:51
        Birmingham - San Diego | Wed, May 6 | United Airlines
        US$212 US$749
        72% off
        72% off
        US$749 US$212
      • BHM 06:15
        10h 5m
        1 stop
        SAN 14:20
        Birmingham - San Diego | Wed, May 6 | Delta Air Lines
        US$224 US$749
        70% off
        70% off
        US$749 US$224
      • BHM 12:41
        10h 9m
        1 stop
        SAN 20:50
        Birmingham - San Diego | Wed, May 6 | American Airlines
        US$238 US$749
        68% off
        68% off
        US$749 US$238
      • BHM 09:43
        8h 44m
        1 stop
        SAN 16:27
        Birmingham - San Diego | Wed, May 6 | Alaska Airlines
        US$242
        68% off
        US$749 US$242
      • BHM 15:33
        8h 27m
        1 stop
        SAN 22:00
        Birmingham - San Diego | Mon, Apr 20 | Alaska Airlines
        US$477
        36% off
        US$749 US$477
      • BHM 12:41
        10h 9m
        1 stop
        SAN 20:50
        Birmingham - San Diego | Mon, Apr 20 | American Airlines
        US$479
        36% off
        US$749 US$479
      • BHM 07:30
        10h 3m
        1 stop
        SAN 15:33
        Birmingham - San Diego | Mon, Apr 20 | United Airlines
        US$488
        35% off
        US$749 US$488
      • BHM 13:53
        8h 58m
        1 stop
        SAN 20:51
        Birmingham - San Diego | Mon, Apr 20 | Delta Air Lines
        US$492
        34% off
        US$749 US$492
      • BHM 13:00
        17h 25m
        1 stop
        SAN Invalid Date
        Birmingham - San Diego | Sun, Apr 19 | Normal Airline
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Displayed flight fares from Birmingham to San Diego are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Birmingham to San Diego Flight Details

The distance between Birmingham and San Diego is about 2,824.28 km. Based on Trip.com's latest data, travel demand is highest in July. The off-season for travel is November.

Cheapest one-way flight priceUS$212
Cheapest return ticket priceUS$368
Cheapest monthNovember
Peak season for travelJuly
Flight distance2,824.28 km
Flight statistics for the Birmingham–San Diego route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Birmingham to San Diego (BHM-SAN)?

    Based on Trip.com data, United Airlines offers one-way fares as low as US$212 on Cheapest nonstop routes (e.g. BHM to SAN on Wed, May 6), while United Airlines offers Cheapest nonstop round-trips from US$368 departing on Wed, Apr 22 and returning on Sat, Apr 25.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Birmingham to San Diego is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Birmingham to San Diego, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, May 6, with one-way flights priced at just US$212.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for San Diego travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Birmingham to San Diego is November, when demand for travel is lower.
  • After crunching the numbers on our April flight calendar, it's currently cheapest to fly from Birmingham to San Diego on April 20, 2026 with Delta Air Lines, with prices starting at US$370.
  • The time difference between San Diego and Birmingham is 2h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.