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WBU to SAN: distance & flight time
Boulder (Boulder Municipal Airport) → San Diego (San Diego International Airport)
834 mi
1,342 km · 725 nm
2h 17m
estimated nonstop flight time
-1h
time difference · heading southwest
See live WBU→SAN fares Phone-only fares on this route — call free
Flight time details
834 miles nonstop takes roughly 2h 17m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- WBU — Boulder Municipal Airport · Boulder, 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 WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 mi away
Near SAN
Frequently asked questions
How far is WBU from SAN?
The flight distance from Boulder (WBU) to San Diego (SAN) is 834 miles (1,342 km, 725 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to SAN?
A nonstop flight takes about 2h 17m 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 Boulder and San Diego?
San Diego is 1 hour behind Boulder.
What is the cheapest way to fly from WBU to SAN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–SAN that never appear on search engines, with no booking fees.