What is the cheapest airline that flies from Washington to Penang Intl?

Singapore Airlines is the most popular carrier operating from Washington to Penang Intl

When did momondo last update prices for flights from Washington to Penang Intl Airport?

Prices for flights from Washington to Penang Intl Airport are updated daily.

How many operators does momondo search for flights from Washington to Penang Intl Airport?

As of December 2025, there are 2 operators available to choose from for flights from Washington to Penang Intl Airport.

How old do you have to be to fly from Washington to Penang Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Penang Intl Airport.

What documentation or ID do you need to fly to Penang Intl Airport?

The travel and health documents you'll need for your trip to Penang Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Penang Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$342 Cheap Flights from Washington to Penang in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Washington to Penang

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:45 am - 9:20 am

SEA

PEN

32h 35m1 stop

9:30 am - 8:45 am

PEN

SEA

38h 15m1 stop

$733Singapore Airlines

Tue, Mar 17 - Sat, Mar 28

9:45 am - 11:15 am

SEA

PEN

34h 30m1 stop

10:05 pm - 8:45 am

PEN

SEA

25h 40m1 stop

$736Singapore Airlines

Fri, Mar 13 - Mon, Mar 30

5:55 pm - 7:05 pm

SEA

PEN

34h 10m2 stops

1:00 pm - 10:10 am

PEN

SEA

36h 10m1 stop

$812Cathay Pacific

Mon, Mar 23 - Sun, Mar 29

5:55 pm - 7:05 pm

SEA

PEN

34h 10m2 stops

1:00 pm - 8:59 am

PEN

SEA

34h 59m2 stops

$819Cathay Pacific

Mon, Mar 23 - Sun, Mar 29

3:45 pm - 2:50 pm

SEA

PEN

31h 05m2 stops

11:00 am - 1:20 pm

PEN

SEA

42h 20m2 stops

$829Multiple Airlines

Fri, Jan 23 - Fri, Jan 30

5:50 pm - 12:00 pm

SEA

PEN

27h 10m2 stops

1:00 pm - 10:10 am

PEN

SEA

36h 10m1 stop

$862Cathay Pacific

Fri, Mar 13 - Mon, Mar 30

1:10 am - 7:40 am

SEA

PEN

39h 30m3 stops

12:05 pm - 7:15 pm

PEN

SEA

22h 10m2 stops

$866Multiple Airlines

Sun, Mar 22 - Sun, Mar 29

7:15 am - 12:00 pm

SEA

PEN

37h 45m2 stops

1:00 pm - 11:02 am

PEN

SEA

37h 02m2 stops

$869Cathay Pacific

Fri, Mar 13 - Mon, Mar 30

6:09 am - 12:00 pm

SEA

PEN

38h 51m2 stops

7:50 am - 8:59 am

PEN

SEA

40h 09m2 stops

$884Cathay Pacific

Tue, Mar 17 - Sat, Mar 28

5:35 am - 4:50 pm

PDX

PEN

43h 15m2 stops

5:45 pm - 12:38 pm

PEN

PDX

34h 53m2 stops

$961United Airlines

Thu, Jan 22 - Sat, Feb 14

Singapore Airlines flights from State of Washington to Penang

Our best Singapore Airlines deals on State of Washington to Penang flight tickets

Singapore Airlines

Mar 17

SEA9:45 amSeattle/Tacoma Intl

32h 35m

1 stop

PEN9:20 amPenang Intl

Mar 28

PEN9:30 amPenang Intl

38h 15m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$733

Find similar

Singapore Airlines

Mar 13

SEA9:45 amSeattle/Tacoma Intl

34h 30m

1 stop

PEN11:15 amPenang Intl

Mar 30

PEN10:05 pmPenang Intl

25h 40m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$736

Find similar

Singapore Airlines

Jun 12

SEA10:15 amSeattle/Tacoma Intl

19h 50m

1 stop

PEN9:05 pmPenang Intl

Jun 25

PEN9:25 pmPenang Intl

26h 20m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$1,002

Find similar

Cathay Pacific flights from State of Washington to Penang

Our best Cathay Pacific deals on State of Washington to Penang flight tickets

Cathay Pacific

Mar 23

SEA5:55 pmSeattle/Tacoma Intl

34h 10m

2 stops

PEN7:05 pmPenang Intl

Mar 29

PEN1:00 pmPenang Intl

36h 10m

1 stop

SEA10:10 amSeattle/Tacoma Intl

$812

Find similar

Cathay Pacific

Mar 23

SEA5:55 pmSeattle/Tacoma Intl

34h 10m

2 stops

PEN7:05 pmPenang Intl

Mar 29

PEN1:00 pmPenang Intl

34h 59m

2 stops

SEA8:59 amSeattle/Tacoma Intl

$819

Find similar

Cathay Pacific

Mar 13

SEA5:50 pmSeattle/Tacoma Intl

27h 10m

2 stops

PEN12:00 pmPenang Intl

Mar 30

PEN1:00 pmPenang Intl

36h 10m

1 stop

SEA10:10 amSeattle/Tacoma Intl

$862

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattlePenang

SEA - PEN

SEAPEN

Seattle/Tacoma Intl

Tue 3/17

9:45 am-9:20 am

1 stop32h 35m

Penang Intl

Sat 3/28

9:30 am-8:45 am

1 stop38h 15m

$733

SeattlePenang

SEA - PEN

SEAPEN

Seattle/Tacoma Intl

Fri 3/13

9:45 am-11:15 am

1 stop34h 30m

Penang Intl

Mon 3/30

10:05 pm-8:45 am

1 stop25h 40m

$736

SeattlePenang

SEA - PEN

SEAPEN

Seattle/Tacoma Intl

Mon 3/23

5:55 pm-7:05 pm

2 stops34h 10m

Penang Intl

Sun 3/29

1:00 pm-10:10 am

1 stop36h 10m

$812

SeattlePenang

SEA - PEN

SEAPEN

Seattle/Tacoma Intl

Mon 3/23

5:55 pm-7:05 pm

2 stops34h 10m

Penang Intl

Sun 3/29

1:00 pm-8:59 am

2 stops34h 59m

$819

SeattlePenang

SEA - PEN

SEAPEN

Seattle/Tacoma Intl

Fri 1/23

3:45 pm-2:50 pm

2 stops31h 05m

Penang Intl

Fri 1/30

11:00 am-1:20 pm

2 stops42h 20m

$829

SeattlePenang

SEA - PEN

SEAPEN

Seattle/Tacoma Intl

Fri 3/13

5:50 pm-12:00 pm

2 stops27h 10m

Penang Intl

Mon 3/30

1:00 pm-10:10 am

1 stop36h 10m

$862

SeattlePenang

SEA - PEN

SEAPEN

Seattle/Tacoma Intl

Sun 3/22

1:10 am-7:40 am

3 stops39h 30m

Penang Intl

Sun 3/29

12:05 pm-7:15 pm

2 stops22h 10m

$866

SeattlePenang

SEA - PEN

SEAPEN

Seattle/Tacoma Intl

Fri 3/13

7:15 am-12:00 pm

2 stops37h 45m

Penang Intl

Mon 3/30

1:00 pm-11:02 am

2 stops37h 02m

$869

SeattlePenang

SEA - PEN

SEAPEN

Seattle/Tacoma Intl

Tue 3/17

6:09 am-12:00 pm

2 stops38h 51m

Penang Intl

Sat 3/28

7:50 am-8:59 am

2 stops40h 09m

$884

PortlandPenang

PDX - PEN

PDXPEN

Portland

Thu 1/22

5:35 am-4:50 pm

2 stops43h 15m

Penang Intl

Sat 2/14

5:45 pm-12:38 pm

2 stops34h 53m

$961

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Penang

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Penang?

On average, the least expensive day to fly to Penang from State of Washington is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,185. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from State of Washington because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,377.

Can stopping save me money on State of Washington to Penang flights?

You could potentially save up to 33% on your flight if you consider stops on a State of Washington to Penang flight.

Cheap State of Washington to Penang flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Penang

Fastest flight time	28h 05m
Direct flights	None

The fastest flight from State of Washington to Penang takes 28h 05m

There are no direct flights from State of Washington to Penang. There are no popular flight routes from State of Washington to Penang.

Search flight deals

When did momondo last update prices for flights from Washington to Penang Intl Airport?
Prices for flights from Washington to Penang Intl Airport are updated daily.
How many operators does momondo search for flights from Washington to Penang Intl Airport?
As of December 2025, there are 2 operators available to choose from for flights from Washington to Penang Intl Airport.
How old do you have to be to fly from Washington to Penang Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Penang Intl Airport.
What documentation or ID do you need to fly to Penang Intl Airport?
The travel and health documents you'll need for your trip to Penang Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Penang Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Penang

Compare and see reviews for airlines that fly from State of Washington to Penang with momondo

Airline	Rating	Free Cancellation	Price
Singapore Airlines	PriceFrom $728	Free Cancellation	Rating 8.1 1,421 reviews		Search Singapore Airlines flights
China Airlines	PriceFrom $792	Free Cancellation	Rating 8.3 795 reviews		Search China Airlines flights

Batu Ferringhi

George Town

Butterworth

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Penang?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Penang. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington to Penang with flexible booking policies on momondo?

momondo does allow users to show only those flights to Penang from Washington which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington to Penang?

Once all potential Washington to Penang flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington to Penang right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Penang, momondo offers a useful price alert feature which will track prices for flights to Penang from Washington and alert you when they change.