Need help booking?
Unpublished phone-only deals available
SQL to DCA: distance & flight time
San Carlos (San Carlos Airport) → Washington (Ronald Reagan Washington National Airport)
2,432 mi
3,914 km · 2,113 nm
5h 14m
estimated nonstop flight time
+3h
time difference · heading east
See live SQL→DCA fares Phone-only fares on this route — call free
Flight time details
2,432 miles nonstop takes roughly 5h 14m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- SQL — San Carlos Airport · San Carlos, 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 SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 mi away
Near DCA
Frequently asked questions
How far is SQL from DCA?
The flight distance from San Carlos (SQL) to Washington (DCA) is 2,432 miles (3,914 km, 2,113 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SQL to DCA?
A nonstop flight takes about 5h 14m 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 San Carlos and Washington?
Washington is 3 hours ahead of San Carlos.
What is the cheapest way to fly from SQL to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SQL–DCA that never appear on search engines, with no booking fees.