$381 Cheap Flights from San Francisco (SFO) to Penang (PEN)

Popular airlines from San Francisco Intl. Airport (SFO) to Penang Intl. Airport (PEN)

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Find available prices by choosing your travel dates.

Cheap Flights from San Francisco to Penang (SFO-PEN)

Prices were available within the past 7 days and start at $381 for one-way flights and $710 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
United
Cathay Pacific
United
All Nippon Airways
United
China Eastern Airlines
Cathay Pacific
Singapore Airlines
Flights from San Francisco (SFO) to Penang (PEN)
Origin airport
San Francisco Intl.
Destination airport
Penang Intl.
Airlines serving
Air Canada, Alaska Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, Emirates, Japan Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines, Swiss International Air Lines, United
Roundtrip price
$709
Distance
8400 mi

San Francisco to Penang Flights

The cheapest times to fly from San Francisco to Penang

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

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

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

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 Penang in 2025. You can also book with separate airlines for your outbound and return journeys, from $381 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 Penang 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 Penang 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

Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Penang Airport last minute?
When it’s time to book your flights, it’s better to be prepared. While it’s possible to score a last-minute deal on a San Francisco Airport to PEN flight, tickets usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days ahead. For international journeys it’s three to four months.
What airports do you fly into for Penang from San Francisco?
There are two — Penang Intl. Airport (PEN) and Taiping (TPG). Both are excellent options for those traveling from San Francisco to Penang. If you choose Penang Intl. Airport (PEN), you’ll come in to land approximately 10 mi southwest of downtown Penang. Once you’ve settled in to your hotel room, it’s time to uncover some of the city’s leading attractions. Kek Lok Si Temple and Penang Hill should be at the top of your list.
Can I change the date of my flight from SFO to PEN?
Plans don’t always work out, so Expedia is here to help make amending your journey easy. First, find your San Francisco Intl. Airport (SFO) to PEN itinerary through the Expedia Trips portal and browse the fare rules and restrictions about change fees or other charges. If you purchased your airfare in the last 24 hours, some carriers will let you cancel for free and book new flights. If you bought your fare more than 24 hours ago, connect with us through our Customer Service portal so we can help you further.

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*Available to One Key members.