Cheap Flights from San Francisco to Billings from $416

Frequently Asked Questions

• What are the cheapest flights from San Francisco to Billings (SFO-BIL)?

  Based on Trip.com data, Hawaiian Airlines offers one-way fares as low as $416 on Cheapest nonstop routes (e.g. SFO to BIL on Wed, Feb 11), while Hawaiian Airlines offers Cheapest nonstop round-trips from $238 departing on Thu, Feb 12 and returning on Thu, Feb 19.

• Which airlines offer flights from San Francisco to Billings?

  At the moment, several airlines serve connecting flights from San Francisco to Billings, including: Alaska Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from San Francisco to Billings?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Francisco to Billings 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.

• How can I find the best deals on flights from San Francisco to Billings?

  To find best deals on flights from San Francisco to Billings, 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, Feb 11, with one-way flights priced at just $416.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Hawaiian 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 Billings travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from San Francisco (SFO) to Billings (BIL) the cheapest?

  The cheapest months to fly from San Francisco to Billings is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from San Francisco to Billings on?

  After crunching the numbers on our February flight calendar, it's currently cheapest to fly from San Francisco to Billings on February 21, 2026 with United Airlines, with prices starting at $263.

• Which airports can I fly to for Billings from San Francisco?

  You can land at any one of the following hubs in Billings, with San Francisco International Airport to Billings Logan International Airport (SFO-BIL) is by far the most common option on this route: Billings Logan International Airport (BIL).

• Is there any time difference between San Francisco and Billings?

  The time difference between Billings and San Francisco is 1h.

• How do I change or cancel my ticket from San Francisco to Billings?

  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.