In terms of precipitation, rainfall in Sumatra ranges from 3.1 - 10.6 inches per month. October is typically the wettest month, when rainfall can reach 10.6 in. February is typically the driest time to visit Sumatra when rainfall is around 3.1 in.

If weather is an important factor for your trip to Sumatra, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

What are the most popular routes from Washington, D.C. Reagan-National Airport to Sumatra?

While some choose either Washington, D.C. Reagan-National - Padang Tabing or Washington, D.C. Reagan-National - Pekanbaru Simpang Tiga, Washington, D.C. Reagan-National - Medan Kuala Namu Intl is the most popular route from Washington, D.C. Reagan-National Airport to Sumatra.

What is the cheapest time of day to fly from DCA to FXC?

When flying from Washington, D.C. Reagan-National Airport to Sumatra, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Reagan-National to Sumatra that include hotel bookings?

Yes. In addition to deals on Reagan-National to Sumatra flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Sumatra?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Sumatra.

Can I find deals for business class flights from Reagan-National to Sumatra?

Yes. Cheapflights offers flight deals from Reagan-National to Sumatra by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,807+ Flights from Washington, D.C. Reagan-National Airport to Sumatra

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From Washington, D.C. Reagan-National to Sumatra

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Cheapest flights from Reagan-National to Sumatra
Explore the most affordable flight options available from Reagan-National to Sumatra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Thu 9/188:59 amDCA - KNO

2 stops47h 31mSingapore Airlines

Mon 9/228:45 amKNO - DCA

2 stops47h 14mSingapore Airlines

Deal found 6/25

$1,807

Best flights from Reagan-National to Sumatra
Discover carefully curated flight deals from Reagan-National to Sumatra that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 26, 2025.

Thu 9/188:59 amDCA - KNO

2 stops47h 31mSingapore Airlines

Mon 9/228:45 amKNO - DCA

2 stops47h 14mSingapore Airlines

Deal found 6/25

$1,807

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Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sumatra that are best for you.

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Route

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Price

Washington, D.C.Medan

DCA - KNO

DCAKNO

Washington, D.C. Reagan-National

Thu 9/18

8:59 am-7:30 pm

2 stops47h 31m

Medan Kuala Namu Intl

Mon 9/22

8:45 am-8:59 pm

2 stops47h 14m

$1,807

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Deals found on 6/25

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Reviews of airlines servicing Sumatra

Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Sumatra, such as Singapore Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.1

Very good

1,315 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Singapore Airlines

8.1

Very good

1,315 reviews

Singapore Airlines

8.1

Very good

1,315 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Related info for your journey

What are the most popular routes from Washington, D.C. Reagan-National Airport to Sumatra?
While some choose either Washington, D.C. Reagan-National - Padang Tabing or Washington, D.C. Reagan-National - Pekanbaru Simpang Tiga, Washington, D.C. Reagan-National - Medan Kuala Namu Intl is the most popular route from Washington, D.C. Reagan-National Airport to Sumatra.
Can I find deals for flights from Reagan-National to Sumatra that include hotel bookings?
Yes. In addition to deals on Reagan-National to Sumatra flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Sumatra?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Sumatra.
Can I find deals for business class flights from Reagan-National to Sumatra?
Yes. Cheapflights offers flight deals from Reagan-National to Sumatra by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$1,807+ Cheap flights from Reagan-National (DCA) to Sumatra

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Sumatra with Cheapflights

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Cheap flight deals from Reagan-National to Sumatra

Keep the following information in mind while searching for Reagan-National to Sumatra flight deals. Data was last updated June 26, 2025.

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Find flight deals from Reagan-National to Sumatra

Cheapest flights from Reagan-National to SumatraExplore the most affordable flight options available from Reagan-National to Sumatra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Explore the most affordable flight options available from Reagan-National to Sumatra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sumatra that are best for you.

Best time to book a flight from Reagan-National to Sumatra

Have a flexible travel schedule? Discover the best time to fly to Sumatra from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Sumatra

Reviews of airlines servicing Sumatra

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Sumatra. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the most popular routes from Washington, D.C. Reagan-National Airport to Sumatra?

Can I find deals for flights from Reagan-National to Sumatra that include hotel bookings?

How can I find direct flights from Reagan-National to Sumatra?

Can I find deals for business class flights from Reagan-National to Sumatra?

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Cheapest flights from Reagan-National to Sumatra
Explore the most affordable flight options available from Reagan-National to Sumatra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.