$320 Cheap Flights from Seattle (SEA) to Penang (PEN)

View $320 flight on Fri, Feb 27, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Penang Intl. Airport (PEN)

  • 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

Cheap Flights from Seattle to Penang (SEA-PEN)

Prices were available within the past 7 days and start at $320 for one-way flights and $600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Sun, Jan 25 - Mon, Feb 2
SEA
Seattle
PEN
Penang
$600 Roundtrip, found 6 days ago
$600
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Sun, Jan 25 from Seattle to Penang, returning Mon, Feb 2, priced at $600 found 6 days ago
Singapore Airlines
Tue, Jan 13 - Wed, Feb 11
SEA
Seattle
PEN
Penang
$628 Roundtrip, found 3 days ago
$628
Roundtrip
found 3 days ago
Select Singapore Airlines flight, departing Tue, Jan 13 from Seattle to Penang, returning Wed, Feb 11, priced at $628 found 3 days ago
Singapore Airlines
Tue, Jan 13 - Wed, Feb 11
SEA
Seattle
PEN
Penang
$660 Roundtrip, found 3 days ago
$660
Roundtrip
found 3 days ago
Select Singapore Airlines flight, departing Tue, Jan 13 from Seattle to Penang, returning Wed, Feb 11, priced at $660 found 3 days ago
All Nippon Airways
Mon, Nov 3 - Tue, Nov 18
SEA
Seattle
PEN
Penang
$779 Roundtrip, found 5 days ago
$779
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Mon, Nov 3 from Seattle to Penang, returning Tue, Nov 18, priced at $779 found 5 days ago
Singapore Airlines
Tue, Jan 13 - Wed, Feb 11
SEA
Seattle
PEN
Penang
$786 Roundtrip, found 3 days ago
$786
Roundtrip
found 3 days ago
Select Singapore Airlines flight, departing Tue, Jan 13 from Seattle to Penang, returning Wed, Feb 11, priced at $786 found 3 days ago
United
Thu, Jan 8 - Wed, Jan 28
SEA
Seattle
PEN
Penang
$787 Roundtrip, found 4 days ago
$787
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jan 8 from Seattle to Penang, returning Wed, Jan 28, priced at $787 found 4 days ago
United
Mon, Mar 23 - Tue, Apr 7
SEA
Seattle
PEN
Penang
$799 Roundtrip, found 1 day ago
$799
Roundtrip
found 1 day ago
Select United flight, departing Mon, Mar 23 from Seattle to Penang, returning Tue, Apr 7, priced at $799 found 1 day ago
United
Thu, Jan 8 - Mon, Jan 26
SEA
Seattle
PEN
Penang
$799 Roundtrip, found 4 days ago
$799
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jan 8 from Seattle to Penang, returning Mon, Jan 26, priced at $799 found 4 days ago
Cathay Pacific
Sun, Apr 5 - Tue, Apr 21
SEA
Seattle
PEN
Penang
$846 Roundtrip, found 6 hours ago
$846
Roundtrip
found 6 hours ago
Select Cathay Pacific flight, departing Sun, Apr 5 from Seattle to Penang, returning Tue, Apr 21, priced at $846 found 6 hours ago
China Airlines
Mon, Apr 6 - Mon, Apr 13
SEA
Seattle
PEN
Penang
$968 Roundtrip, found 6 days ago
$968
Roundtrip
found 6 days ago
Select China Airlines flight, departing Mon, Apr 6 from Seattle to Penang, returning Mon, Apr 13, priced at $968 found 6 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 $926
PEN
Penang Intl.
Cheapest
Flights from $926

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Penang Intl. Airport (PEN) cost?
Lock in a cheap one-way flight from $320 or cheap return flight from $600 from Seattle - Tacoma Intl. Airport (SEA) 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 Seattle - Tacoma Intl. Airport (SEA) to Penang Intl. Airport (PEN)?
Planning your getaway for January is a good way to save, as it's the cheapest month for flights between SEA and PEN. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Penang Intl. Airport (PEN)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from SEA to PEN. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Penang Intl. Airport (PEN)?
You'll need to catch a flight with a layover if you're traveling from Seattle - Tacoma Intl. Airport (SEA) to Penang Intl. Airport (PEN). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from SEA to PEN?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Penang Intl. Airport (PEN)?
To land at Penang Intl. Airport (PEN) without delays, pick a flight that leaves Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The chance 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 Seattle - Tacoma Intl. Airport (SEA) to Penang Intl. Airport (PEN) last-minute?
Waiting until right before your break to book your flight from SEA to PEN often results in higher prices. While you may find some last-minute deals, they aren't always guaranteed. Be flexible with your itinerary to maximize your chances of scoring a bargain.
Is it cheaper to book a SEA to PEN flight and hotel package?
Booking a SEA to PEN flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our wide range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Penang Intl. Airport (PEN)?
Typically, you can cancel or modify your SEA to PEN flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want further information, go to our Customer Service portal.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Penang Intl.
Airlines serving
Air Canada, Alaska Airlines, Cathay Pacific, Japan Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines
Roundtrip price
$599
Distance
7969 mi

Book with confidence

Seattle to Penang Flights

The cheapest times to fly from Seattle 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 Seattle to Penang are during the month of January. You can find some of the cheapest flights from Seattle to Penang with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Penang

Sunday is one of the best days to book for cheap flights from Seattle 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 Seattle 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 Seattle to Penang in 2025. You can also book with separate airlines for your outbound and return journeys, from $320 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 Seattle 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 Seattle 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.

 

Seattle to Penang Flights

Explore a world of travel with Expedia

*Available to One Key members.