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YQS to DPA: distance & flight time
St Thomas (St Thomas Municipal Airport) → West Chicago (Dupage Airport)
369 mi
594 km · 321 nm
1h 26m
estimated nonstop flight time
—
time difference · heading west
See live YQS→DPA fares Phone-only fares on this route — call free
Flight time details
369 miles nonstop takes roughly 1h 26m 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
- YQS — St Thomas Municipal Airport · St Thomas, Canada
- DPA — Dupage Airport · West Chicago, 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 DPA
- ORD · Chicago O'Hare International Airport18 mi away
- LOT · Lewis University Airport22 mi away
- PWK · Chicago Executive Airport23 mi away
- MDW · Chicago Midway International Airport27 mi away
Frequently asked questions
How far is YQS from DPA?
The flight distance from St Thomas (YQS) to West Chicago (DPA) is 369 miles (594 km, 321 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YQS to DPA?
A nonstop flight takes about 1h 26m 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 DPA?
Nonstop service on YQS–DPA 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 26m nonstop estimate.
What is the cheapest way to fly from YQS to DPA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YQS–DPA that never appear on search engines, with no booking fees.
Why are some YQS to DPA fares phone-only?
Consolidator contracts let us sell certain YQS–DPA 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.