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TWF to DCA: distance & flight time
Twin Falls (Joslin Field Magic Valley Regional Airport) → Washington (Ronald Reagan Washington National Airport)
1,963 mi
3,158 km · 1,705 nm
4h 19m
estimated nonstop flight time
+2h
time difference · heading east
See live TWF→DCA fares Phone-only fares on this route — call free
Flight time details
1,963 miles nonstop takes roughly 4h 19m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- TWF — Joslin Field Magic Valley Regional Airport · Twin Falls, United States
- 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 TWF
- BYI · Burley Municipal Airport37 mi away
- SUN · Friedman Memorial Airport71 mi away
- MUO · Mountain Home Air Force Base80 mi away
- PIH · Pocatello Regional Airport101 mi away
Near DCA
Frequently asked questions
How far is TWF from DCA?
The flight distance from Twin Falls (TWF) to Washington (DCA) is 1,963 miles (3,158 km, 1,705 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TWF to DCA?
A nonstop flight takes about 4h 19m 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 Twin Falls and Washington?
Washington is 2 hours ahead of Twin Falls.
What is the cheapest way to fly from TWF to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TWF–DCA that never appear on search engines, with no booking fees.