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COU to DAY: distance & flight time
Columbia (Columbia Regional Airport) → Dayton (James M Cox Dayton International Airport)
434 mi
698 km · 377 nm
1h 25m
estimated nonstop flight time
+1h
time difference · heading east
See live COU→DAY fares Phone-only fares on this route — call free
Flight time details
434 miles nonstop takes roughly 1h 25m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- COU — Columbia Regional Airport · Columbia, United States
- 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 COU
- JEF · Jefferson City Memorial Airport16 mi away
- AIZ · Lee C Fine Memorial Airport53 mi away
- SZL · Whiteman Air Force Base72 mi away
- TBN · Waynesville-St. Robert Regional Forney field75 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 COU from DAY?
The flight distance from Columbia (COU) to Dayton (DAY) is 434 miles (698 km, 377 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COU to DAY?
A nonstop flight takes about 1h 25m 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 time difference between Columbia and Dayton?
Dayton is 1 hour ahead of Columbia.
What is the cheapest way to fly from COU to DAY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COU–DAY that never appear on search engines, with no booking fees.