WAS - CMB

$413 Find Cheap Flights from Washington, D.C. to Colombo - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$843
Typical prices: $969-$1,481
Etihad Airways
Sat 10/13Sun 10/28
IAD - CMB • 1 stop
Cheapest one-way
$396
Typical prices: $578-$804
Etihad Airways
Thu 11/1
IAD - CMB • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. and Colombo Bandaranaike Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Top routes
IAD - CMB
Cheapest • 6% average savings
DCA - CMB
Most popular
Insights
Insights
When to book
18 weeks
in advance
Our data shows that travelers who book at least 18 weeks in advance save around 28% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 27% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Abu Dhabi Zayed Intl (AUH)
Cheapest • Avg $1,192 (round-trip)
Dubai Intl (DXB)
Shortest trip • 20h 26m (one-way)
Insights
Insights
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We hope you love your trip to Colombo Bandaranaike Intl Airport!
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Booking Insights
Flight Deals

Cheap Flights from Washington, D.C. to Colombo (WAS-CMB)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Colombo

Tue, Oct 13 - Wed, Oct 28
Etihad Airways Logo
3:10 pm - 3:00 amIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
26h 20m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
4:00 am - 10:05 amCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
39h 35m1 stop Abu Dhabi Zayed Intl
$843Etihad Airways
Sun, Oct 11 - Sun, Dec 20
Etihad Airways Logo
3:10 pm - 2:55 pmIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
38h 15m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
4:00 am - 9:05 amCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
39h 35m1 stop Abu Dhabi Zayed Intl
$843Etihad Airways
Sun, Nov 29 - Tue, Dec 22
Qatar Airways Logo
8:05 pm - 2:45 amIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
20h 10m1 stop Doha Hamad Intl
Qatar Airways Logo
3:25 am - 3:55 pmCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
23h 00m1 stop Doha Hamad Intl
$984Qatar Airways
Sun, Nov 29 - Sun, Dec 20
Qatar Airways Logo
8:05 pm - 2:45 amIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
20h 10m1 stop Doha Hamad Intl
Qatar Airways Logo
3:25 am - 3:55 pmCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
23h 00m1 stop Doha Hamad Intl
$984Qatar Airways
Mon, Sep 28 - Mon, Oct 12
Emirates Logo
10:55 am - 6:30 pmIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
22h 05m2 stops Dubai Intl Male
Emirates Logo
2:55 am - 8:50 amCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
39h 25m1 stop Dubai Intl
$1,003Emirates
Thu, Oct 22 - Thu, Nov 12
Multiple Airlines Logo
3:10 pm - 3:00 amIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
26h 20m1 stop Abu Dhabi Zayed Intl
Multiple Airlines Logo
1:25 pm - 9:05 amCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
30h 10m2 stops Bengaluru Intl Abu Dhabi Zayed Intl
$1,006Multiple Airlines
Sun, Sep 27 - Mon, Oct 12
Multiple Airlines Logo
3:10 pm - 3:00 amIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
26h 20m1 stop Abu Dhabi Zayed Intl
Multiple Airlines Logo
11:30 am - 9:45 amCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
31h 45m2 stops Bengaluru Intl Abu Dhabi Zayed Intl
$1,009Multiple Airlines
Mon, Oct 12 - Mon, Oct 19
Emirates Logo
10:55 am - 6:30 pmIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
22h 05m2 stops Dubai Intl Male
Emirates Logo
11:15 am - 8:50 amCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
31h 05m2 stops Male Dubai Intl
$1,013Emirates
Mon, Nov 30 - Wed, Dec 23
Turkish Airlines Logo
1:30 pm - 7:45 amIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
31h 45m1 stop Istanbul
Turkish Airlines Logo
7:30 am - 11:45 amCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
38h 45m1 stop Istanbul
$1,053Turkish Airlines
Mon, Nov 30 - Tue, Dec 22
Turkish Airlines Logo
1:30 pm - 5:55 amIAD  Washington, D.C. Dulles Intl-CMB Colombo Bandaranaike Intl
29h 55m1 stop Istanbul
Turkish Airlines Logo
7:30 am - 11:45 amCMB  Colombo Bandaranaike Intl-IAD Washington, D.C. Dulles Intl
38h 45m1 stop Istanbul
$1,053Turkish Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. to Colombo Bandaranaike Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Washington, D.C. to Colombo Bandaranaike Intl Airport with more confidence.

How much is a round-trip flight from Washington, D.C. to Colombo Bandaranaike Intl Airport?

Round-trip flights from Washington, D.C. to Colombo Bandaranaike Intl Airport start at $843. Prices are below average for this route right now, with typical round-trip fares ranging from $969 to $1,481. The lowest price found in the past 5 days was $843 on Etihad Airways.

What is the cheapest Washington, D.C. to Colombo Bandaranaike Intl Airport flight route?

Washington, D.C. Dulles Intl Airport (IAD) to Colombo Bandaranaike Intl Airport (CMB) is the cheapest Washington, D.C. to Colombo Bandaranaike Intl Airport route, averaging $1,217 round-trip. Other Washington, D.C. to Colombo Bandaranaike Intl Airport routes average $1,365, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Colombo Bandaranaike Intl Airport?

Tuesday is the cheapest day of the week to fly from Washington, D.C. to Colombo Bandaranaike Intl Airport, it is 8% cheaper than the average day. Saturday is the most expensive day with flight prices 6% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Washington, D.C. to Colombo Bandaranaike Intl Airport?

  • February is the cheapest month to fly from Washington, D.C. to Colombo Bandaranaike Intl Airport at $889 round-trip.
  • December ($1,746) and June ($1,420) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 96% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. to Colombo Bandaranaike Intl Airport the cheapest?

Flights from Washington, D.C. to Colombo Bandaranaike Intl Airport are cheapest 18 weeks before departure. Booking in this window typically costs about 28% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Washington, D.C. to Colombo Bandaranaike Intl Airport flights

Low season

October

Cheapest flight

$396
Best time to beat the crowds with an average 25% drop in price.
Most popular time to fly and prices are also 20% lower on average.
Flight from Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport

When to book flights from Washington, D.C. to Colombo

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Colombo based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. to Colombo Bandaranaike Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Washington, D.C. to Colombo Bandaranaike Intl Airport?

    Flights from Washington, D.C. to Colombo Bandaranaike Intl Airport may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Colombo Bandaranaike Intl (CMB).

  • What cabin classes can I book on flights from Washington, D.C. to Colombo Bandaranaike Intl Airport?

    Four cabin classes are available on flights from Washington, D.C. to Colombo Bandaranaike Intl Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • Which airports do connecting flights from Washington, D.C. to Colombo Bandaranaike Intl Airport pass through?

    One-stop flights from Washington, D.C. to Colombo Bandaranaike Intl Airport most commonly connect through:

    • Abu Dhabi Zayed Intl (AUH) - 50% of one-stop connections
    • Doha Hamad Intl (DOH) - 36% of one-stop connections
    • Istanbul (IST) - 11% of one-stop connections
    • Dubai Intl (DXB) - 2% of one-stop connections

    Abu Dhabi Zayed Intl (AUH) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. to Colombo Bandaranaike Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 13% on the Washington, D.C. to Colombo Bandaranaike Intl Airport route. Tuesday is the cheapest departure day at $1,135 round-trip on average, while Saturday is the most expensive at $1,296, a difference of $161. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Colombo Bandaranaike Intl Airport?

    Some of the most popular sights in Colombo Bandaranaike Intl Airport are Pettah Market, Jami Ul Alfar Mosque and Fort Railway Station. These are among the most viewed places in Colombo Bandaranaike Intl Airport on KAYAK.

  • How expensive are last-minute Washington, D.C. to Colombo Bandaranaike Intl Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 19% above the route average of $1,221. Book 18 weeks before departure for the lowest fares.

  • How long is a flight from Washington, D.C. to Colombo Bandaranaike Intl Airport?

    A nonstop flight from Washington, D.C. to Colombo Bandaranaike Intl Airport takes 0h 00m, covering 8,919 miles.

  • Do I need a passport to fly from Washington, D.C. to Colombo Bandaranaike Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Washington, D.C. to Colombo Bandaranaike Intl Airport looking right now?

    One-way fares from Washington, D.C. to Colombo Bandaranaike Intl Airport are currently lower than usual. Average one-way flight prices are about $601, which is 11% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Washington, D.C. to Colombo Bandaranaike Intl Airport?

    Flying via Dubai Intl (DXB) gives the shortest average 1-stop total travel time at 20h 26m, compared with 21h 29m via Doha Hamad Intl (DOH) and 22h 30m via Abu Dhabi Zayed Intl (AUH).

  • What is the time difference between Washington, D.C. and Colombo Bandaranaike Intl Airport?

    Colombo Bandaranaike Intl Airport is 9 hours ahead of Washington, D.C. (India Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Colombo Bandaranaike Intl Airport (CMB)?

    Colombo Bandaranaike Intl Airport (CMB) hosts 5 major car rental companies, with daily rates starting from around $21 for economy cars. Top options include:
    • GREEN MOTION
    • Ace
    • AcaRent
    • Xdrive Mobility
    • SR RENT A CAR

  • How much should I expect to pay for a Washington, D.C. to Colombo Bandaranaike Intl Airport flight?

    Round-trip flights from Washington, D.C. to Colombo Bandaranaike Intl Airport range from $969 to $1,481, with an average of $1,221 over the past 12 months. Anything below $969 counts as a good deal.

Your guide to booking Washington, D.C. to Colombo Bandaranaike Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Saturday. On this route, Tuesday flights average $1,135 - about $161 less than Saturday (12% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 18 weeks before you fly. On this route, that window historically saves about 28% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to Colombo Bandaranaike Intl Airport trip for February. Fares historically average $889 round-trip in that month - typically $857 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from Washington, D.C. to Colombo

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