The Golden Gate Bridge spanning the San Francisco Bay with a clear sky.

$23 Cheap Flights to San Francisco, CA

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Popular airlines to San Francisco

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How much is the cheapest flight to San Francisco?

Prices were available within the past 7 days and start at $23 for one-way flights and $46 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Southwest Airlines
American Airlines
Delta
United

Alternative airports near San Francisco

Prices were available within the past 7 days. Prices and availability are subject to change.

Find the cheapest month to fly from Columbus (CMH) to San Francisco (SFO)

From $241 - $397 per traveler.

What you need to know for your flight to San Francisco

Flights to San Francisco at a glance

Traveling to San Francisco is easy; you can choose between full-service and budget airlines. Compare flight durations and select the option that best fits your budget, timetable, and plans for exploring the city's iconic attractions and neighborhoods.

  • Major airports in and around San Francisco: San Francisco International Airport (SFO), Oakland International Airport (OAK)
  • Closest airport to San Francisco: San Francisco International Airport, SFO (within San Francisco)
  • Flights per week: 8,600+ flights arriving across San Francisco airports
  • Number of airlines that fly to San Francisco: around 85+ carriers

Popular airports in and around San Francisco

San Francisco is a vibrant metropolis ideal for family getaways, outdoor adventures, and urban explorations. Travelers flock to this city for its family-friendly attractions, cultural experiences, and business opportunities. It is conveniently served by two major airports.

  • San Francisco International Airport (SFO): Situated in San Mateo County, California, SFO is a key hub for both domestic and international flights, linking travelers to over 240 domestic cities and 340 international destinations. Passengers can opt for an upgrade to first class, business class, or premium economy seating for enhanced comfort, depending on the airline and route chosen. Major carriers operating at this airport include United, Alaska Airlines, and Delta.
  • Oakland International Airport (OAK): Located in Alameda County, California, just about 12 miles from San Francisco, OAK offers services for both domestic and international travelers, connecting to approximately 100 domestic cities and more than 20 international destinations. Travelers can upgrade to premium economy, first class, or business class seating for a more comfortable journey, contingent upon the airline and route. Notable airlines serving this airport include Southwest Airlines, Alaska Airlines, and Volaris.

Top routes to San Francisco

  • Los Angeles (LAX) to San Francisco (SFO/OAK), with one-way flights starting at around $45
  • New York (JFK/LGA) to San Francisco (SFO/OAK), with one-way flight options from around $100
  • San Diego (SAN) to San Francisco (SFO/OAK), with one-way flights starting at around $30
  • Las Vegas (LAS) to San Francisco (SFO/OAK), with one-way airfare from around $40
  • Seattle (SEA) to San Francisco (SFO/OAK), with one-way fares starting at around $60

Cheapest routes to San Francisco

  • San Diego (SAN) to San Francisco (SFO/OAK), with low-cost one-way tickets from around $30
  • Orange County (SNA) to San Francisco (SFO/OAK), with cheap one-way fares from around $30
  • Burbank (BUR) to San Francisco (SFO/OAK), with low one-way fares from around $30
  • Ontario (ONT) to San Francisco (SFO/OAK), with affordable one-way prices from around $30
  • Palm Springs (PSP) to San Francisco (SFO/OAK), with low-cost one-way tickets from around $30

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to San Francisco

  • United: Offering flights to both San Francisco International Airport (SFO) and Oakland International Airport (OAK), United captures about 28% of the traffic arriving in San Francisco. The typical one-way fare stands at around $1020, with premium service options like premium economy, business, and first class varying by route.
  • American Airlines: This carrier operates flights exclusively to San Francisco International Airport (SFO), making up roughly 13% of the arrivals. Travelers can expect an average one-way fare of about $410, and premium service options may include premium economy, business, and first class based on the route.
  • Southwest Airlines: With routes to both San Francisco International Airport (SFO) and Oakland International Airport (OAK), Southwest Airlines accounts for approximately 13% of arrivals in San Francisco. The average fare for a one-way ticket is around $240, making it a budget-friendly choice.
  • Delta: Delta operates to both San Francisco International Airport (SFO) and Oakland International Airport (OAK), contributing around 12% of the city's incoming flights. Passengers can expect one-way fares averaging about $320, with premium service options like premium economy, business, and first class based on the route.
  • Alaska Airlines: Flying to San Francisco International Airport (SFO) and Oakland International Airport (OAK), Alaska Airlines represents around 10% of arrivals in San Francisco. The average one-way ticket price is roughly $250, with premium cabin options including business and first class depending on the route.

Best time to fly to San Francisco

The most popular months for travelers to fly to San Francisco are January, March, and April, when peak temperatures in San Francisco can reach up to 55.8°F in April. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 64.9°F. For better deals, May usually offers the lowest average one-way fare around $240, roughly 11% cheaper than the yearly average. Looking for additional cheaper months to fly? September, October, and February offer average one-way fares roughly ranging from $245 to $260, making them good options for flexible travelers.

calendar iconMonthtemperature iconTemperaturerain iconPrecipitationmostly cloudy iconCloudinesscrowd level iconDemandprice iconAverage one-way Fare
January51.4°F (10.8°C)Light RainMostly SunnyModerately High$359
February52.2°F (11.2°C)Light RainMostly SunnyAverage$260
March53.4°F (11.9°C)Light RainMostly SunnyModerately High$272
April55.8°F (13.2°C)No Rain (Dry)Mostly SunnyModerately High$279
May58.1°F (14.5°C)No Rain (Dry)SunnyAverage$240
June62.1°F (16.7°C)No Rain (Dry)SunnyAverage$262
July63.1°F (17.3°C)No Rain (Dry)SunnyAverage$279
August64.2°F (17.9°C)No Rain (Dry)SunnyAverage$267
September64.9°F (18.3°C)No Rain (Dry)SunnyModerately Low$245
October62.6°F (17.0°C)No Rain (Dry)SunnyModerately Low$249
November56.1°F (13.4°C)No Rain (Dry)Mostly SunnyModerately Low$263
December51.3°F (10.7°C)Light RainMostly SunnyAverage$289

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

How to save money on a flight to San Francisco

Getting some of the best deals on flights to San Francisco is all about timing and flexibility. Here are some key tips to help you save:

  1. Compare flight options—use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
  3. Bundle and save—book a flight and unlock a hotel deal on Expedia*, or explore our San Francisco hotel and flight deals.
  4. Think about luggage-nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
  5. Earn miles—you can earn airline miles when you book your San Francisco flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in San Francisco

San Francisco welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach San Francisco efficiently:

  • Public transportation: From San Francisco International Airport, San Francisco Intl. Airport Station (a metro station) is conveniently located just 0.2 miles away on foot, while San Bruno Station (a train station) is situated about 2.4 miles from the airport and typically reached by car.
  • Hotel transfer: Transfers offer a convenient way to reach your hotel in San Francisco, with options including free hotel shuttles and private rides, which can be arranged in advance.
  • Car rental: Renting a car in San Francisco is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in San Francisco on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay in San Francisco

  • San Mateo: San Mateo is located in the area of San Francisco and is a delightful city for families and business travelers alike. Known for its vibrant outdoor spaces, visitors can enjoy the scenic San Francisco Bay and explore the nearby San Mateo County Event Center for various events and conferences. Shopping enthusiasts will appreciate the local mall, while those seeking a cultural experience can visit Stanford University, a historic institution with beautiful architecture and rich history.
  • South San Francisco: South San Francisco is located in the area of San Francisco and offers a mix of family-friendly activities and outdoor adventures. This city features the expansive Golden Gate Park, perfect for leisurely strolls and picnics. The South San Francisco Convention Center is ideal for business gatherings, while the local arena entertainment facility hosts various events. With a vibrant urban park and a charming tourist precinct, there's plenty for visitors to explore and enjoy in this bustling city.
  • Daly City: Daly City is located in the area of San Francisco and is an excellent destination for those seeking family-friendly activities and outdoor fun. Visitors can unwind at Golden Gate Park, which offers ample green space for recreational activities. The Cow Palace serves as an arena entertainment facility, hosting a variety of events. Additionally, San Francisco State University, a historic college, is nearby, providing a glimpse into the local culture and education scene. With its beautiful parks and community spirit, Daly City is a great spot to experience the area's charm.

Tips for short-haul flights to San Francisco

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

  • Pack light and skip checked bags—when flying with budget airlines, traveling with just a carry-on is often more economical. Maximize space by using travel-sized toiletries, wearing your heaviest clothing, and organizing your outfits wisely. This approach also allows you to bypass the wait at baggage claim upon arrival.
  • Bring your own entertainment—many short-haul flights might not provide in-flight entertainment. To stay engaged, download your favorite TV shows, movies, music, or podcasts ahead of time, and consider bringing a book. Remember to charge your devices fully before you board.
  • Arrive at the airport in plenty of time—even for short or domestic flights, it’s advisable to show up at least 1.5 to 2 hours before your departure, taking into account traffic and potential security lines.
  • Bring your own snacks and water—pack some snacks and a refillable water bottle to keep hydrated and save on costs at the airport.

Tips for long-haul flights to San Francisco

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

  • Select your seat in advance—for longer flights, choosing your seat is essential for comfort. Full-service airlines often allow free seat selection once online check-in begins, typically 24–48 hours before your flight. Some airlines may permit seat selection even earlier.
  • Arrive at the airport in plenty of time—aim to reach the airport at least 3 hours before departure for international flights to accommodate check-in, security, and immigration processes.
  • Relax at the airport—if you have some extra time, explore the shops, grab a coffee, or unwind at the gate or a departure lounge if you have access. Most airports provide free Wi-Fi for your convenience.
  • Adjust to the new time zone mid-flight—begin syncing your body clock by resetting your watch and modifying your sleep schedule to align with your destination's time zone. Try to sleep or stay awake during the flight according to the local time at your arrival destination to help minimize jet lag.

Frequently asked questions

What month is the cheapest to fly to San Francisco?
September is the cheapest month to fly to San Francisco. There's less demand then, so you're likely to score a great deal. Booking your trip outside of major holidays and school breaks could also help you save.
Which US cities have the cheapest flights to San Francisco?
Typically, Los Angeles, San Diego and New York offer cheap flights to San Francisco. However, flexibility is the secret to landing the lowest prices. Book midweek or during the off-peak season to keep costs as low as possible.
Which US cities fly direct to San Francisco?
You can fly to San Francisco without any stops from 64 US destinations. To find a nonstop route, select "Direct flights only" when organizing your flights to San Francisco on Expedia. Then, explore your options and find the best departure from one of these cities:
  • Los Angeles
  • San Diego
  • New York
  • Seattle
  • Las Vegas
How to find a cheap flight to San Francisco?
To lock in cheap flights to San Francisco, book in advance or visit during the off-season months of February and April. Want another tip? Depart on a Thursday and save 16% on average compared to traveling on a Sunday.* Opt to receive price alerts on the Expedia app and we'll notify you as soon as your fares go down.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to San Francisco?
You can find cheap deals on last-minute flights to San Francisco, especially if your travel plans are flexible. Think about flying from a different airport, changing your trip dates or picking an alternative carrier to get a cheap flight to San Francisco.
How far in advance should I book a flight to San Francisco?
To pick up some of the biggest savings on domestic journeys, book your flight to San Francisco 28 days ahead of your travel dates. For international flights, book two to four months in advance. This boosts your chances of getting the departure dates and seats you want.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to San Francisco?
Sundays are usually the best day to book a cheap flight to San Francisco, where you can save 8% on average compared to a Friday. If you choose to purchase tickets on a Friday, be ready to pay a higher price as this is typically the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to San Francisco?
San Francisco has connections to 121 airports globally through 51 airlines, with San Francisco Intl. Airport (SFO) as its primary entry point. Take your pick of these popular airlines to San Francisco when planning your journey:
  • United Airlines
  • Alaska Airlines
  • American Airlines
  • Delta Air Lines
Where do you fly into San Francisco?
If you're flying to San Francisco, the main airport to arrive at is Oakland Intl. Airport (OAK). You can also jet into nearby hubs like San Francisco Intl. Airport (SFO), Norman Y. Mineta San Jose Intl. Airport (SJC) or San Jose, CA (RHV-Reid Hillview). Another great option to keep in mind when you fly to San Francisco is Sonoma County Airport (STS).
How far is the airport from central San Francisco?
Jetting into Oakland Intl. Airport (OAK) puts you about 12 mi southeast of the center of San Francisco.
Can I save money by booking a San Francisco trip package?
Book a San Francisco flight and hotel package deal on Expedia, and you could enjoy significant savings. It's a breeze to bundle your hotel and flight, and you can also add activities and car rentals to create your own customized San Francisco trip. Plus, there's nothing like the convenience of booking everything in one place.
Can I change or cancel my flight to San Francisco?
It's often possible to cancel or change your flight to San Francisco. Many airlines allow you to cancel your flight for free within 24 hours of booking. However, some flights are non-refundable, and airlines may offer you a credit toward future flights rather than a direct refund. To reserve cheap flights to San Francisco with flexible change policies, select the "No cancel fee" or "Changes included" filters during your search. Need more information? Visit our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

Book with confidence

San Francisco Flights

When you’re looking to fly into the City by the Bay, you have the choice of three airports in the area: San Francisco International Airport (SFO), Oakland International Airport (OAK), and Norman Y. Mineta San Jose International Airport (SJC). SFO is located 13 miles south of downtown, OAK sits 21 miles southeast of the city across the bay, while SJC is 45 miles southeast of San Francisco. SFO and OAK airports are often the most popular choices because of their close proximity to the San Francisco, California, attractions.

If you’ve booked flights to San Francisco through SFO, you’ll find a number of on-site amenities at the terminals. Fuel your hunger at one of the many cafes, fast food places, and restaurants, and then get your retail fix at the various designer boutiques, book stores, and souvenir shops. The SFO terminals even feature Kids’ Spots, where your little ones can burn off some energy before their next flight. For additional information about San Francisco Int. Airport, check out Flights.com.

Similar to SFO, OAK and SJC offer a number of food and beverage options, including on-the-go stations and sit-down restaurants. These airport terminals also include newsstands and souvenir shops for in-flight entertainment and last-minute gifts.

Airport Transportation

Once you’ve chosen an airport and booked your plane tickets to San Francisco, it’s easy to arrive at your final destination. In terms of public transportation, SamTrans services SFO, and OAK is a stop on the AC Transit and the Amtrak lines. Both SFO and OAK provide direct connection to the Bay Area Rapid Transit (BART), while the SJC connects with the Santa Clara Valley Transportation Authority (VTA). Alternatively, you can always reserve San Francisco car rentals through us in advance, or arrange taxi, shared van, or shuttle rides at any of the airports.

San Francisco Activities

If a jaunt to Fog City is on the horizon, start building your itinerary with the best things to do in San Francisco. Take a stroll across the epic Golden Gate Bridge, eat clam chowder at Fisherman’s Wharf, and witness the towering trees at the Muir Woods National Monument. Immerse yourself in culture at the Asian Art Museum, and spend an afternoon touring the Presidio. Between exploring the history of Alcatraz Island and attending a concert at Davies Symphony Hall, you’ll be talking about your San Fran sojourn for years to come.

Planning Your Trip

If you’re still deciding on when to reserve airfare to San Francisco, CA, take the seasons into account. Autumn, between September and November, is arguably the nicest time to visit because the weather is in the low 70s F, and there are fewer crowds and cheaper hotels in San Francisco. Winter is also affordable and less crowded, but the temperature does drop down to the 50s F, and with the cooler weather comes blustery winds. Meanwhile, spring and summer see warmer temperatures, which do attract the tourists.

When it comes to finding cheap flights to San Francisco, no matter what time of year, look no further than right here. At Expedia.com, matching you up with hot deals on San Francisco flights is our main priority. Browse our direct and non-direct flights, and take advantage of our exclusive mobile discounts. Make your reservations today to kick start your Bay Area adventures.

San Francisco Flights

Travel information

Destination airport
San Francisco Intl.
Destination airport IATA code
SFO
Destination city name
San Francisco
Roundtrip price
$52

Trending flights to San Francisco

Prices were available within the past 7 days and start at $23 for one-way flights and $46 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines

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