Washington DC to Colombo flights (IAD → CMB)

Looking for Washington DC to Colombo flights? Cheapest round-trip I’ve found: US$910 on Etihad, 1 stop(s), departing 2026-10-15. Cheap flights from Washington DC to Colombo change daily — I re-check this route three times a day.

Deal score: Great deal — cheaper than 85% of prices I’ve seen on this route.

Best months to fly Washington DC to Colombo

How to book this fare

I don’t sell tickets — I track prices and point you to where to look. To book Washington DC to Colombo flights:

1. Search Washington DC to Colombo on Google Flights for the dates shown above (Oct 2026) — the fare I found is usually still available there.
2. Compare the same dates on metasearch sites like Skyscanner or KAYAK to confirm you’re seeing the lowest price.
3. Book directly with the airline when you can — it’s often the same price and makes changes or cancellations much easier.

Fares change constantly. If the price has moved, check back — I re-check this route daily.

Other Washington DC to … flights

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• Washington DC to Paris flights — US$669
• Washington DC to Christchurch flights — US$1,773
• Washington DC to Sydney flights — US$1,469
• Washington DC to Nadi flights — US$1,414
• Washington DC to Cancun flights — US$367

All flights to Colombo · All flights from Washington DC

Prices last checked: 2026-09-24, 10:17:23 p.m.. Prices are indicative and change quickly — confirm on the airline site before booking. See how I find these deals.