Houston (HOU) to Oklahoma City (OKC)
Flight time
≈ 1h 38m
Bearing
342° N
Houston (HOU) to Oklahoma City (OKC) is 420 miles (675 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies HOU–OKC
US DOT T-100 · filed dataIn April 2026, Southwest Airlines operated the most departures, one of 2 carriers flying nonstop HOU–OKC; the Boeing 737-700 was the most common aircraft at 62% of departures; flights ran 69% full.
Departures
189
April 2026
Seats
28,320
both directions
Passengers
19,605
both directions
Load factor
69.2%
passengers ÷ seats
Who flies HOU–OKC?
Southwest Airlines operated the most nonstop HOU–OKC departures in April 2026 (186), one of 2 carriers on the route.
- WN
Southwest Airlines
186 departures · 28,104 seats
Share of departures98.4%69.5%
Load
- DL
Delta Air Lines
3 departures · 216 seats
Share of departures1.6%26.9%
Load
What plane flies HOU–OKC?
In April 2026, the Boeing 737-700 flew 62% of HOU–OKC departures — more than any other aircraft type.
- Boeing 737-700
117 departures · 71.2% load
61.9% - Boeing 737 MAX 8
37 departures · 68.9% load
19.6% - Boeing 737-800
32 departures · 65.5% load
16.9% - Boeing 757-200
3 departures · 26.9% load
1.6%
How has HOU–OKC traffic changed?
Nonstop HOU–OKC departures fell from 220 in May 2025 to 189 in April 2026.
Monthly nonstop HOU–OKC traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
220 departures · 26,405 passengers
79.9%
Load
June 2025
217 departures · 24,943 passengers
75.6%
Load
July 2025
226 departures · 23,388 passengers
68.8%
Load
August 2025
211 departures · 22,746 passengers
68.2%
Load
September 2025
206 departures · 24,020 passengers
73.6%
Load
October 2025
237 departures · 26,406 passengers
72.2%
Load
November 2025
226 departures · 20,726 passengers
60.2%
Load
December 2025
231 departures · 21,236 passengers
59.1%
Load
January 2026
192 departures · 17,636 passengers
60.4%
Load
February 2026
194 departures · 18,621 passengers
63.2%
Load
March 2026
196 departures · 19,249 passengers
67.2%
Load
April 2026
189 departures · 19,605 passengers
69.2%
Load
By direction
The DOT files each direction separately — they rarely match.
HOU → OKC
64.7% full
95 departures · 9,419 passengers
OKC → HOU
74.0% full
94 departures · 10,186 passengers
Nonstop HOU–OKC traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Houston (HOU) from Oklahoma City (OKC)?
HOU to OKC is 420 miles (675 km / 365 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from HOU to OKC?
A nonstop covers the 420-mile great-circle distance in roughly 1h 38m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies HOU–OKC?
In April 2026, the Boeing 737-700 flew the largest share of departures (61.9%), followed by the Boeing 737 MAX 8 (19.6%).
What mileage do I earn flying HOU–OKC?
Distance-based programs credit off the 420-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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