Columbus (CMH) to Dayton (DAY)
Flight time
≈ 0h 56m
Bearing
265° W
Columbus (CMH) to Dayton (DAY) is 71 miles (114 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies CMH–DAY
US DOT T-100 · filed dataIn March 2026, Republic Airways operated the most departures, one of 2 carriers flying nonstop CMH–DAY; the Embraer E170 was the most common aircraft at 67% of departures; flights ran 0% full.
Departures
3
March 2026
Seats
148
both directions
Passengers
0
both directions
Load factor
0.0%
passengers ÷ seats
Who flies CMH–DAY?
Republic Airways operated the most nonstop CMH–DAY departures in March 2026 (2), one of 2 carriers on the route.
- YX
Republic Airways
2 departures · 140 seats
Share of departures66.7%0.0%
Load
- LF
Contour Airlines d/b/a One Jet Shuttle
1 departures · 8 seats
Share of departures33.3%0.0%
Load
What plane flies CMH–DAY?
In March 2026, the Embraer E170 flew 67% of CMH–DAY departures — more than any other aircraft type.
- Embraer E170
2 departures · 0.0% load
66.7% - Cessna 510 Mustang
1 departures · 0.0% load
33.3%
How has CMH–DAY traffic changed?
Nonstop CMH–DAY departures rose from 1 in July 2025 to 3 in March 2026.
Monthly nonstop CMH–DAY traffic, trailing 12 months through March 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
1 departures · 126 passengers
88.1%
Load
August 2025
1 departures · 0 passengers
0.0%
Load
September 2025
0 departures · 0 passengers
—
Load
October 2025
2 departures · 73 passengers
48.0%
Load
November 2025
1 departures · 0 passengers
0.0%
Load
December 2025
0 departures · 0 passengers
—
Load
January 2026
2 departures · 42 passengers
31.1%
Load
February 2026
6 departures · 67 passengers
15.7%
Load
March 2026
3 departures · 0 passengers
0.0%
Load
By direction
The DOT files each direction separately — they rarely match.
CMH → DAY
0.0% full
2 departures · 0 passengers
DAY → CMH
0.0% full
1 departures · 0 passengers
Nonstop CMH–DAY traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through March 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Columbus (CMH) from Dayton (DAY)?
CMH to DAY is 71 miles (114 km / 61 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from CMH to DAY?
A nonstop covers the 71-mile great-circle distance in roughly 0h 56m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies CMH–DAY?
In March 2026, the Embraer E170 flew the largest share of departures (66.7%), followed by the Cessna 510 Mustang (33.3%).
What mileage do I earn flying CMH–DAY?
Distance-based programs credit off the 71-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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