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YQS to JEF: distance & flight time
St Thomas (St Thomas Municipal Airport) → Jefferson City (Jefferson City Memorial Airport)
646 mi
1,040 km · 561 nm
1h 52m
estimated nonstop flight time
—
time difference · heading southwest
See live YQS→JEF fares Phone-only fares on this route — call free
Flight time details
646 miles nonstop takes roughly 1h 52m gate to gate, flying southwest. 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
- YQS — St Thomas Municipal Airport · St Thomas, Canada
- JEF — Jefferson City Memorial Airport · Jefferson City, 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 YQS
- YXU · London Airport18 mi away
- YCE · Centralia / James T. Field Memorial Aerodrome41 mi away
- YYZ · Lester B. Pearson International Airport97 mi away
- YKF · Waterloo Airport60 mi away
Near JEF
- COU · Columbia Regional Airport16 mi away
- AIZ · Lee C Fine Memorial Airport40 mi away
- TBN · Waynesville-St. Robert Regional Forney field59 mi away
- SZL · Whiteman Air Force Base76 mi away
Frequently asked questions
How far is YQS from JEF?
The flight distance from St Thomas (YQS) to Jefferson City (JEF) is 646 miles (1,040 km, 561 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YQS to JEF?
A nonstop flight takes about 1h 52m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from YQS to JEF?
Nonstop service on YQS–JEF depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 52m nonstop estimate.
What is the cheapest way to fly from YQS to JEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YQS–JEF that never appear on search engines, with no booking fees.
Why are some YQS to JEF fares phone-only?
Consolidator contracts let us sell certain YQS–JEF tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.