Need help booking?
Unpublished phone-only deals available
YTH to ALN: distance & flight time
Thompson (Thompson Airport) → Alton/St Louis (St Louis Regional Airport)
1,223 mi
1,968 km · 1,062 nm
3h 7m
estimated nonstop flight time
—
time difference · heading south
See live YTH→ALN fares Phone-only fares on this route — call free
Flight time details
1,223 miles nonstop takes roughly 3h 7m gate to gate, flying south. 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
- YTH — Thompson Airport · Thompson, Canada
- 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 YTH
- PIW · Pikwitonei Airport31 mi away
- YTD · Thicket Portage Airport34 mi away
- KES · Kelsey Airport55 mi away
- ZAC · York Landing Airport72 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 YTH from ALN?
The flight distance from Thompson (YTH) to Alton/St Louis (ALN) is 1,223 miles (1,968 km, 1,062 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YTH to ALN?
A nonstop flight takes about 3h 7m 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 YTH to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YTH–ALN that never appear on search engines, with no booking fees.