Cheap Flights from Alenquer (ALT) to San Francisco (SFO)

Popular airlines from Alenquer (ALT) to San Francisco Intl. Airport (SFO)

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Frequently asked questions

How much does a flight from Alenquer (ALT) to San Francisco Intl. Airport (SFO) cost?
Lock in a cheap one-way flight or cheap return flight from Alenquer (ALT) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Alenquer (ALT) to San Francisco Intl. Airport (SFO)?
is the cheapest month to fly from ALT to SFO. Planning your trip for the off-season is often the key to finding better fares.
What is the cheapest airline that flies from Alenquer (ALT) to San Francisco Intl. Airport (SFO)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ALT to SFO. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Alenquer (ALT) to San Francisco Intl. Airport (SFO)?
You'll need to take a flight with a layover if you're traveling from Alenquer (ALT) to San Francisco Intl. Airport (SFO). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from ALT to SFO?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Alenquer (ALT) to San Francisco Intl. Airport (SFO)?
To touch down at San Francisco Intl. Airport (SFO) on schedule, opt for a flight that takes off from Alenquer (ALT) 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 Alenquer (ALT) to San Francisco Intl. Airport (SFO) last-minute?
Booking your flight from ALT to SFO just before your trip is usually more expensive. However, if there's some wiggle room with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book an ALT to SFO flight and hotel package?
You can save money by securing an ALT to SFO flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your preferred flights and accommodations, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Alenquer (ALT) to San Francisco Intl. Airport (SFO)?
In most cases, you can modify or cancel your ALT to SFO flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want further information, visit our Customer Service portal.

Travel information

Origin airport
Alenquer
Destination airport
San Francisco Intl.
Distance
5092 mi

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Alenquer to San Francisco Flights

The cheapest times to fly from Alenquer to San Francisco

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 Alenquer to San Francisco are during the month of . You can find some of the cheapest flights from Alenquer to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Alenquer to San Francisco

Sunday is one of the best days to book for cheap flights from Alenquer to San Francisco: 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 Alenquer to San Francisco

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 Alenquer to San Francisco in 2026. 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 Alenquer to San Francisco 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 Alenquer to San Francisco 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.

 

Alenquer to San Francisco Flights

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*Available to One Key members.