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RKS to DCA: distance & flight time
Rock Springs (Southwest Wyoming Regional Airport) → Washington (Ronald Reagan Washington National Airport)
1,690 mi
2,720 km · 1,469 nm
3h 47m
estimated nonstop flight time
+2h
time difference · heading east
See live RKS→DCA fares Phone-only fares on this route — call free
Flight time details
1,690 miles nonstop takes roughly 3h 47m 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
- RKS — Southwest Wyoming Regional Airport · Rock Springs, 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 RKS
- FBR · Fort Bridger Airport71 mi away
- VEL · Vernal Regional Airport83 mi away
- LND · Hunt Field86 mi away
- BPI · Miley Memorial Field87 mi away
Near DCA
Frequently asked questions
How far is RKS from DCA?
The flight distance from Rock Springs (RKS) to Washington (DCA) is 1,690 miles (2,720 km, 1,469 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RKS to DCA?
A nonstop flight takes about 3h 47m 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 Rock Springs and Washington?
Washington is 2 hours ahead of Rock Springs.
What is the cheapest way to fly from RKS to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RKS–DCA that never appear on search engines, with no booking fees.