Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap Malaysia Airlines return flights from $1,177 from IAD to PEN. Affordable one-way options from $746 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for Malaysia Airlines flights from IAD to PEN about one month before you want to leave. The most affordable time to reserve an international flight is usually 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of ticket type or itinerary, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Travelers who book on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Find Malaysia Airlines's earliest flights from IAD to PEN by selecting our "Morning" and "Early Morning" filters. Not only will you get to where you're going sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Malaysia Airlines makes flying from IAD to PEN more comfortable with a 4-star airline rating and top-tier customer service. You could even start earning points with Enrich. Make sure you sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.