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ALN to SBD: distance & flight time
Alton/St Louis (St Louis Regional Airport) → San Bernardino (San Bernardino International Airport)
1,540 mi
2,478 km · 1,338 nm
3h 29m
estimated nonstop flight time
—
time difference · heading west
See live ALN→SBD fares Phone-only fares on this route — call free
Flight time details
1,540 miles nonstop takes roughly 3h 29m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ALN — St Louis Regional Airport · Alton/St Louis, United States
- SBD — San Bernardino International Airport · San Bernardino, 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 ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 mi away
Near SBD
- RIV · March ARB Airport15 mi away
- RAL · Riverside Municipal Airport16 mi away
- ONT · Ontario International Airport21 mi away
- CNO · Chino Airport24 mi away
Frequently asked questions
How far is ALN from SBD?
The flight distance from Alton/St Louis (ALN) to San Bernardino (SBD) is 1,540 miles (2,478 km, 1,338 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALN to SBD?
A nonstop flight takes about 3h 29m 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 cheapest way to fly from ALN to SBD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALN–SBD that never appear on search engines, with no booking fees.