Need help booking?
Unpublished phone-only deals available
ISJ to ALN: distance & flight time
Isla Mujeres (Isla Mujeres Airport) → Alton/St Louis (St Louis Regional Airport)
1,235 mi
1,987 km · 1,073 nm
3h 9m
estimated nonstop flight time
—
time difference · heading north
See live ISJ→ALN fares Phone-only fares on this route — call free
Flight time details
1,235 miles nonstop takes roughly 3h 9m gate to gate, flying north. 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
- ISJ — Isla Mujeres Airport · Isla Mujeres, Mexico
- 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 ISJ
- CUN · Cancún International Airport17 mi away
- CZM · Cozumel International Airport51 mi away
- CZA · Chichen Itza International Airport118 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 ISJ from ALN?
The flight distance from Isla Mujeres (ISJ) to Alton/St Louis (ALN) is 1,235 miles (1,987 km, 1,073 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISJ to ALN?
A nonstop flight takes about 3h 9m 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 ISJ to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISJ–ALN that never appear on search engines, with no booking fees.