$374 Cheap Flights from San Francisco (SFO) to Penang (PEN)

View $374 flight on Wed, Feb 25, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $374 for one-way flights and $672 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Thu, Jan 22 - Thu, Feb 5
SFO
San Francisco
PEN
Penang
$672 Roundtrip, found 7 hours ago
$672
Roundtrip
found 7 hours ago
Select Singapore Airlines flight, departing Thu, Jan 22 from San Francisco to Penang, returning Thu, Feb 5, priced at $672 found 7 hours ago
Singapore Airlines
Thu, Jan 22 - Thu, Feb 5
SFO
San Francisco
PEN
Penang
$673 Roundtrip, found 7 hours ago
$673
Roundtrip
found 7 hours ago
Select Singapore Airlines flight, departing Thu, Jan 22 from San Francisco to Penang, returning Thu, Feb 5, priced at $673 found 7 hours ago
Singapore Airlines
Thu, Jan 22 - Thu, Feb 5
SFO
San Francisco
PEN
Penang
$674 Roundtrip, found 7 hours ago
$674
Roundtrip
found 7 hours ago
Select Singapore Airlines flight, departing Thu, Jan 22 from San Francisco to Penang, returning Thu, Feb 5, priced at $674 found 7 hours ago
Singapore Airlines
Thu, Jan 22 - Thu, Feb 5
SFO
San Francisco
PEN
Penang
$675 Roundtrip, found 7 hours ago
$675
Roundtrip
found 7 hours ago
Select Singapore Airlines flight, departing Thu, Jan 22 from San Francisco to Penang, returning Thu, Feb 5, priced at $675 found 7 hours ago
Singapore Airlines
Thu, Jan 22 - Thu, Feb 5
SFO
San Francisco
PEN
Penang
$676 Roundtrip, found 7 hours ago
$676
Roundtrip
found 7 hours ago
Select Singapore Airlines flight, departing Thu, Jan 22 from San Francisco to Penang, returning Thu, Feb 5, priced at $676 found 7 hours ago
United
Mon, Feb 23 - Wed, Mar 11
SFO
San Francisco
PEN
Penang
$759 Roundtrip, found 15 hours ago
$759
Roundtrip
found 15 hours ago
Select United flight, departing Mon, Feb 23 from San Francisco to Penang, returning Wed, Mar 11, priced at $759 found 15 hours ago
Cathay Pacific
Thu, Jan 22 - Thu, Feb 5
SFO
San Francisco
PEN
Penang
$816 Roundtrip, found 7 hours ago
$816
Roundtrip
found 7 hours ago
Select Cathay Pacific flight, departing Thu, Jan 22 from San Francisco to Penang, returning Thu, Feb 5, priced at $816 found 7 hours ago
China Eastern Airlines
Mon, Nov 24 - Tue, Dec 2
SFO
San Francisco
PEN
Penang
$852 Roundtrip, found 1 day ago
$852
Roundtrip
found 1 day ago
Select China Eastern Airlines flight, departing Mon, Nov 24 from San Francisco to Penang, returning Tue, Dec 2, priced at $852 found 1 day ago
China Airlines
Thu, Jan 22 - Thu, Feb 5
SFO
San Francisco
PEN
Penang
$925 Roundtrip, found 7 hours ago
$925
Roundtrip
found 7 hours ago
Select China Airlines flight, departing Thu, Jan 22 from San Francisco to Penang, returning Thu, Feb 5, priced at $925 found 7 hours ago
China Southern Airlines
Fri, Apr 3 - Sun, Apr 19
SFO
San Francisco
PEN
Penang
$983 Roundtrip, found 2 days ago
$983
Roundtrip
found 2 days ago
Select China Southern Airlines flight, departing Fri, Apr 3 from San Francisco to Penang, returning Sun, Apr 19, priced at $983 found 2 days ago

Alternative airports near George Town

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

Select flight to Penang Intl. PEN. Cheapest option available. Flights from $783
PEN
Penang Intl.
Cheapest
Flights from $783

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Penang Intl. Airport (PEN) cost?
Secure a cheap one-way flight from $374 or cheap return flight from $672 from San Francisco Intl. Airport (SFO) to Penang Intl. Airport (PEN) 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 Penang Intl. Airport (PEN)?
The cheapest month to fly from SFO to PEN is January, when there's less demand. Off-peak season is often when airlines offer better prices between these airports.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Penang Intl. Airport (PEN)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from SFO to PEN. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from San Francisco Intl. Airport (SFO) to Penang Intl. Airport (PEN)?
Nonstop flights from San Francisco Intl. Airport (SFO) to Penang Intl. Airport (PEN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SFO to PEN?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the time of year, 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 San Francisco Intl. Airport (SFO) to Penang Intl. Airport (PEN)?
To reach Penang Intl. Airport (PEN) on schedule, pick 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 hour.**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 Penang Intl. Airport (PEN) last-minute?
Last-minute bookings from SFO to PEN are usually more expensive. To lock in the lowest prices, start searching for flights well in advance. That being said, if you can play around with your travel dates, it's possible to score a cheap ticket right before your journey.
Is it cheaper to book a SFO to PEN flight and hotel package?
Opting for a SFO to PEN flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our impressive range of hotels and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Penang Intl. Airport (PEN)?
If you booked your SFO to PEN flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

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, Delta, Japan Airlines, KLM, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines, Swiss International Air Lines, United
Roundtrip price
$671
Distance
8400 mi

Book with confidence

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 January. 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 $374 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.

 

San Francisco to Penang Flights

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*Available to One Key members.