Cheap Flights from San Francisco (SFO) to Puerto Williams (WPU)

Popular airlines from San Francisco Intl. Airport (SFO) to Puerto Williams (WPU-Guardia Marina Zanartu)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Alternative airports near Puerto Williams

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

Select flight to Malvinas Argentinas Intl. USH. Cheapest option available. Flights from $2,022
USH
Malvinas Argentinas Intl.
Cheapest
Flights from $2,022
Flights from San Francisco (SFO) to Puerto Williams (WPU)
Origin airport
San Francisco Intl.
Destination airport
Guardia Marina Zanartu
Distance
7165 mi

San Francisco to Puerto Williams Flights

The cheapest times to fly from San Francisco to Puerto Williams

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to Puerto Williams are during the month of . You can find some of the cheapest flights from San Francisco to Puerto Williams with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Puerto Williams

Sunday is one of the best days to book for cheap flights from San Francisco to Puerto Williams: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to Puerto Williams

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to Puerto Williams in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to Puerto Williams flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to Puerto Williams airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Guardia Marina Zanartu Airport (WPU) cost?
Lock in a cheap one-way flight or cheap return flight from San Francisco Intl. Airport (SFO) to Guardia Marina Zanartu Airport (WPU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to Guardia Marina Zanartu Airport (WPU)?
The cheapest month to fly from SFO to WPU is , when there's less demand. Off-peak months are usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Guardia Marina Zanartu Airport (WPU)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from SFO to WPU. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from San Francisco Intl. Airport (SFO) to Guardia Marina Zanartu Airport (WPU)?
Direct flights from San Francisco Intl. Airport (SFO) to Guardia Marina Zanartu Airport (WPU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SFO to WPU?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a range of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Guardia Marina Zanartu Airport (WPU)?
To land at Guardia Marina Zanartu Airport (WPU) on time, choose a flight that leaves from San Francisco Intl. Airport (SFO) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Guardia Marina Zanartu Airport (WPU) last-minute?
Waiting until right before your break to book your flight from SFO to WPU generally means paying more. While you may come across some last-minute offers, they're not always guaranteed. Be flexible with your travel plans to maximize your chances of getting a bargain.
Is it cheaper to book a SFO to WPU flight and hotel package?
Compared with arranging flights and hotels separately, booking a SFO to WPU flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our extensive range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Guardia Marina Zanartu Airport (WPU)?
If you reserved your SFO to WPU flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Explore a world of travel with Expedia

*Available to One Key members.