Title: Cheap Flights from Billings to San Francisco (BIL to SFO) - Expedia.co.uk ![Sunset view of the Golden Gate Bridge and fog from Battery Spencer, Golden Gate National Recreation Area, in San Francisco, California.](https://images.trvl-media.com/place/508803/0ac688ba-e7fa-4fb1-9f85-037d98869bf8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Billings (BIL) to San Francisco (SFO) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Billings Logan Intl. Airport (BIL) to San Francisco International Airport (SFO) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:bil,to:sfo,departure:11/10/2025TANYT&leg2=from:sfo,to:bil,departure:18/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:bil,to:sfo,departure:11/10/2025TANYT&leg2=from:sfo,to:bil,departure:18/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:bil,to:sfo,departure:11/10/2025TANYT&leg2=from:sfo,to:bil,departure:18/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:bil,to:sfo,departure:11/10/2025TANYT&leg2=from:sfo,to:bil,departure:18/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Hawaiian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_HA.svg) Hawaiian Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:bil,to:sfo,departure:11/10/2025TANYT&leg2=from:sfo,to:bil,departure:18/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Find the cheapest month to fly from Billings (BIL) to San Francisco (SFO) ### January is typically the cheapest month to fly From £149 - £383 per traveller. Flight from Billings to San Francisco route information | Origin airport | Logan Intl. | | --- | --- | | Destination airport | San Francisco Intl. | | Distance | 1454 km | ## Compare flights from Billings to San Francisco easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Billings to San Francisco. Operating between them flights per day, airlines cover the route. And fly direct, getting you to San Francisco Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Logan Intl. to San Francisco Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Logan Intl. (BIL) to San Francisco Intl. (SFO) The easiest way to view the best deals on flights from Billings to San Francisco today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Logan Intl. to San Francisco Intl. start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Billings and San Francisco - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Billings to San Francisco flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Logan Intl. to San Francisco Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from Billings Logan International Airport to San Francisco Intl. Airport (SFO)? > Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Billings Logan International Airport and San Francisco Airport start from . Book now to get the best price for your journey. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from BIL to San Francisco Airport? > This can differ between air carriers, as each has its own set of terms and conditions. Visit the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033), where you'll find easy instructions on how to cancel your flight online. ### How do I find cheap flights from Billings Logan International Airport to SFO that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Billings Logan International Airport to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from BIL to San Francisco Intl. Airport (SFO)? > You might not get through a whole movie on this flight — it's just 1,450 kilometres from Billings to San Francisco. Find your seat, enjoy the in-flight service and you'll be touching down in next to no time. ### Which airlines fly direct from Logan Intl. Airport (BIL) to SFO? > There are no direct flights, so you'll need to make at least one stop between Logan Intl. Airport (BIL) and SFO. Make the most of the layover time to stretch your legs and grab a bite to eat. ### Are Billings Logan International Airport to San Francisco Airport flight tickets cheaper when they're purchased at the last minute? > Last-minute planners can occasionally pick up a bargain, with some super cheap fares from Billings Logan International Airport to SFO cropping up a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates all the best flight deals continually — as early as a year in advance in some cases. 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