Find Cheapest Airlines Flying from Birmingham to San Francisco

Choose from 2 carriers that fly from Birmingham to San Francisco, including Delta Air Lines, American Airlines, Enjoy the cheapest tickets on this route with Delta Air Lines.
Delta Air Lines logo Delta Air Lines
American Airlines logo American Airlines
Airlines are determined based on actual purchased flight tickets from Birmingham to San Francisco according to previous 12 months data from Trip.com.

Explore the cheapest flights from Birmingham to San Francisco in the next three months. Based on Trip.com's data from the latest 7 days, one-way fares start at AU$ 268, and round-trip tickets start at AU$ 553.

Displayed flight fares from Birmingham to San Francisco are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Birmingham to San Francisco Flight Details

The distance between Birmingham and San Francisco is approximately 3,234.34km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight priceAU$ 268
Cheapest return ticket priceAU$ 553
Off-season for travelSeptember
Peak season for travelJuly
Flight distance3,234.34km
Popular airlineDelta Air Lines
Flight statistics for the Birmingham–San Francisco route are based on aggregated booking data from Trip.com over the past 12 months.

Flight FAQs

  • Which airlines offer the cheapest flights from Birmingham (BHM) to San Francisco (SFO)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as AU$ 268 on Cheapest nonstop routes (e.g. BHM to SFO on Tue, Apr 28), while Delta Air Lines offers Cheapest nonstop round-trips from AU$ 553 departing on Wed, Apr 29 and returning on Mon, May 4.
  • At the moment, several airlines serve connecting flights from Birmingham to San Francisco, including: American Airlines Delta Air Lines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • 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 Francisco 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 Francisco, 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 Tue, Apr 28, with one-way flights priced at just AU$ 268.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · 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 Francisco travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Birmingham to San Francisco is September, 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 Francisco on April 25, 2026 with Delta Air Lines, with prices starting at AU$ 268.
  • You can land at any one of the following hubs in San Francisco, with Birmingham-Shuttlesworth International Airport to San Francisco International Airport (BHM-SFO) is by far the most common option on this route: San Francisco International Airport (SFO).
  • The time difference between San Francisco and Birmingham is 2h.
  • Tickets can only be changed or cancelled 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.

Trip.com Airline Insights on Flights from Birmingham toSan Francisco

Which airlines offer the cheapest nonstop flights from Birmingham to San Francisco?

Based on Trip.com data from the past 12 months, Delta Air Lines offers the cheapest nonstop flights from Birmingham to San Francisco, with an average price of AU$ 518.

AU$ 478
AU$ 518
AU$ 559
AU$ 599
AU$ 639
Delta Air Lines
AU$ 518
Delta Air Lines
United Airlines
AU$ 581
United Airlines
American Airlines
AU$ 639
American Airlines

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
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.
Cancellation/change due to a flight schedule change:
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.