Cheap flights from Columbus to Washington
299 mi · 45m average nonstop
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Quick answer: Columbus to Washington at a glance
Cheap flights from Columbus (CMH) to Washington (IAD) cover 299 miles (481 km) in about 45m nonstop, with 1 airline flying direct — a short-haul domestic route. Search Kayak for today's cheapest live fare. Route difficulty 1/10.
Summary computed from real OpenFlights coordinates — not an estimate. Prices update live on Kayak.
Flying from Columbus to Washington covers 299 miles (481 km) in approximately 0 hour 45 minutes. 1 airline offers direct flights on this short-haul domestic route. This is a short-haul domestic route typically served by direct flights.
Nonstop distance 299 miles. Direct carriers include UA.
We don't track historical prices for this route yet. Search live fares on Kayak for today's best price across 100+ airlines and booking sites.
Airlines on this route
1 airlines fly Columbus → Washington. All are direct routes.
| Airline | Route type |
|---|---|
| UA | Direct |
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Columbus to Washington — quick answers
How far is Columbus from Washington by plane?
The nonstop flight distance from Columbus (CMH) to Washington (IAD) is 299 miles (481 km), calculated as a great-circle line from published OpenFlights airport coordinates. Actual flown distance is slightly longer due to airways and winds.
How long is the flight from Columbus to Washington?
The average nonstop flight time from CMH to IAD is 45 minutes. Gate-to-gate time is usually 20–35 minutes longer; connecting itineraries add 1–4 hours depending on the layover.
Which airlines fly from Columbus to Washington?
1 airlines serve this route nonstop: UA. Schedules and amenities differ by carrier — compare live frequencies and fare classes on Kayak before you book.