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KKS to DCA: distance & flight time
Kashan (Kashan Airport) → Washington (Ronald Reagan Washington National Airport)
6,431 mi
10,349 km · 5,588 nm
13h 5m
estimated nonstop flight time
-7.5h
time difference · heading northwest
See live KKS→DCA fares Phone-only fares on this route — call free
Flight time details
6,431 miles nonstop takes roughly 13h 5m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7.5-hour time set-back when reading arrival times on your ticket.
The two airports
- KKS — Kashan Airport · Kashan, Iran
- 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 KKS
- IFH · Hesa Airport67 mi away
- IFN · Esfahan Shahid Beheshti International Airport81 mi away
- AJK · Arak Airport100 mi away
- IKA · Imam Khomeini International Airport108 mi away
Near DCA
Frequently asked questions
How far is KKS from DCA?
The flight distance from Kashan (KKS) to Washington (DCA) is 6,431 miles (10,349 km, 5,588 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KKS to DCA?
A nonstop flight takes about 13h 5m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Kashan and Washington?
Washington is 7.5 hours behind Kashan.
What is the cheapest way to fly from KKS to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KKS–DCA that never appear on search engines, with no booking fees.