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PRH to DCA: distance & flight time
Phrae (Phrae Airport) → Washington (Ronald Reagan Washington National Airport)
8,495 mi
13,672 km · 7,382 nm
17h 7m
estimated nonstop flight time
-11h
time difference · heading north
See live PRH→DCA fares Phone-only fares on this route — call free
Flight time details
8,495 miles nonstop takes roughly 17h 7m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- PRH — Phrae Airport · Phrae, Thailand
- 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 PRH
- LPT · Lampang Airport44 mi away
- NNT · Nan Airport62 mi away
- THS · Sukhothai Airport66 mi away
- CNX · Chiang Mai International Airport90 mi away
Near DCA
Frequently asked questions
How far is PRH from DCA?
The flight distance from Phrae (PRH) to Washington (DCA) is 8,495 miles (13,672 km, 7,382 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PRH to DCA?
A nonstop flight takes about 17h 7m 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 Phrae and Washington?
Washington is 11 hours behind Phrae.
What is the cheapest way to fly from PRH to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PRH–DCA that never appear on search engines, with no booking fees.