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ONO to DCA: distance & flight time
Ontario (Ontario Municipal Airport) → Washington (Ronald Reagan Washington National Airport)
2,080 mi
3,348 km · 1,808 nm
4h 33m
estimated nonstop flight time
+2h
time difference · heading east
See live ONO→DCA fares Phone-only fares on this route — call free
Flight time details
2,080 miles nonstop takes roughly 4h 33m 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
- ONO — Ontario Municipal Airport · Ontario, 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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Near DCA
Frequently asked questions
How far is ONO from DCA?
The flight distance from Ontario (ONO) to Washington (DCA) is 2,080 miles (3,348 km, 1,808 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to DCA?
A nonstop flight takes about 4h 33m 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 Ontario and Washington?
Washington is 2 hours ahead of Ontario.
What is the cheapest way to fly from ONO to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–DCA that never appear on search engines, with no booking fees.