$289 Cheap flight deals from San Francisco (SJC) to Williston (ISN)

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Airfares from $289 One Way, Round Trip from San Francisco to Williston

Prices starting at for return flights and $289 for one-way flights to Williston were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

More About Flying To Williston from San Francisco

Route Information for Flights from San Francisco to Williston

Origin Airport IATA Code
SJC
Destination Airport IATA Code
ISN
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

San Francisco to Williston

If you are looking to find the best deals on San Francisco to Williston flights, look no further than Orbitz. Orbitz offers guaranteed low prices as well as cutting-edge mobile tools to help you book cheap flights from San Francisco to Williston.

Mobile Apps Make Life Easier

Our mobile apps for Android and iPhone phones as well as tablets and iPads let you find the cheapest flights from San Francisco to Williston—whether you are at home or running errands. Use the apps to also keep track of delays to your San Francisco to Williston flights and baggage claim information.

Get Miles for Your Flights From San Francisco to Williston

It’s easy to earn points or miles for your frequent flyer or airline loyalty program on qualifying San Francisco to Williston flights with Orbitz. You can add your frequent flyer number to your online flight booking, and even store your numbers in your Orbitz account profile so they automatically get added the next time you book a flight.

Stay Informed While You Travel

Orbitz keeps you updated on information that’s relevant to your flights from San Francisco to Williston. We can send you and six of your personal contacts free travel alerts via SMS text, voicemail, or email, so you instantly know about flight delays or changes.

Keep More Money in Your Pocket With Discount Flights

Orbitz looks for the best deals on San Francisco to Williston flights for you. Mix and match airlines for your departing and return flights to fit your travel schedule and budget.

Frequently asked questions

What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.