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BWI to SAN: distance & flight time
Baltimore (Baltimore/Washington International Thurgood Marshall Airport) → San Diego (San Diego International Airport)
2,290 mi
3,686 km · 1,990 nm
4h 57m
estimated nonstop flight time
-3h
time difference · heading west
See live BWI→SAN fares Phone-only fares on this route — call free
Flight time details
2,290 miles nonstop takes roughly 4h 57m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- BWI — Baltimore/Washington International Thurgood Marshall Airport · Baltimore, United States
- SAN — San Diego International Airport · San Diego, 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 BWI
- DCA · Ronald Reagan Washington National Airport30 mi away
- IAD · Washington Dulles International Airport45 mi away
- FME · Tipton Airport8 mi away
- ANP · Lee Airport17 mi away
Near SAN
Frequently asked questions
How far is BWI from SAN?
The flight distance from Baltimore (BWI) to San Diego (SAN) is 2,290 miles (3,686 km, 1,990 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BWI to SAN?
A nonstop flight takes about 4h 57m 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 Baltimore and San Diego?
San Diego is 3 hours behind Baltimore.
What is the cheapest way to fly from BWI to SAN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BWI–SAN that never appear on search engines, with no booking fees.