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BOS to ALN: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Alton/St Louis (St Louis Regional Airport)
1,025 mi
1,649 km · 890 nm
2h 42m
estimated nonstop flight time
—
time difference · heading west
See live BOS→ALN fares Phone-only fares on this route — call free
Flight time details
1,025 miles nonstop takes roughly 2h 42m 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
- BOS — General Edward Lawrence Logan International Airport · Boston, United States
- ALN — St Louis Regional Airport · Alton/St Louis, 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 BOS
- OWD · Norwood Memorial Airport15 mi away
- BED · Laurence G Hanscom Field16 mi away
- BVY · Beverly Municipal Airport16 mi away
- LWM · Lawrence Municipal Airport25 mi away
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
Frequently asked questions
How far is BOS from ALN?
The flight distance from Boston (BOS) to Alton/St Louis (ALN) is 1,025 miles (1,649 km, 890 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to ALN?
A nonstop flight takes about 2h 42m 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 BOS to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–ALN that never appear on search engines, with no booking fees.