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YSP to DAY: distance & flight time
Marathon (Marathon Airport) → Dayton (James M Cox Dayton International Airport)
621 mi
999 km · 539 nm
1h 49m
estimated nonstop flight time
Same time
time difference · heading south
See live YSP→DAY fares Phone-only fares on this route — call free
Flight time details
621 miles nonstop takes roughly 1h 49m 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
- YSP — Marathon Airport · Marathon, Canada
- DAY — James M Cox Dayton International Airport · Dayton, 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 YSP
- YMG · Manitouwadge Airport32 mi away
- YGQ · Geraldton Greenstone Regional Airport76 mi away
- YHN · Hornepayne Municipal Airport78 mi away
- YXZ · Wawa Airport90 mi away
Near DAY
- FFO · Wright-Patterson Air Force Base10 mi away
- SGH · Springfield-Beckley Municipal Airport21 mi away
- MGY · Dayton-Wright Brothers Airport22 mi away
- ILN · Wilmington Airpark40 mi away
Frequently asked questions
How far is YSP from DAY?
The flight distance from Marathon (YSP) to Dayton (DAY) is 621 miles (999 km, 539 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSP to DAY?
A nonstop flight takes about 1h 49m 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 YSP to DAY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSP–DAY that never appear on search engines, with no booking fees.