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OSS to DCA: distance & flight time
Osh (Osh Airport) → Washington (Ronald Reagan Washington National Airport)
6,626 mi
10,664 km · 5,758 nm
13h 28m
estimated nonstop flight time
-10h
time difference · heading northwest
See live OSS→DCA fares Phone-only fares on this route — call free
Flight time details
6,626 miles nonstop takes roughly 13h 28m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- OSS — Osh Airport · Osh, Kyrgyzstan
- DCA — Ronald Reagan Washington National Airport · Washington, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near OSS
- AZN · Andizhan Airport27 mi away
- FEG · Fergana International Airport58 mi away
- NMA · Namangan Airport70 mi away
Near DCA
Frequently asked questions
How far is OSS from DCA?
The flight distance from Osh (OSS) to Washington (DCA) is 6,626 miles (10,664 km, 5,758 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSS to DCA?
A nonstop flight takes about 13h 28m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from OSS to DCA?
Nonstop service on OSS–DCA depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 13h 28m nonstop estimate.
What is the time difference between Osh and Washington?
Washington is 10 hours behind Osh.
What is the cheapest way to fly from OSS to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSS–DCA that never appear on search engines, with no booking fees.
Why are some OSS to DCA fares phone-only?
Consolidator contracts let us sell certain OSS–DCA tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.