Houston to Cincinnati / Covington (IAH–CVG) — Airlines, Schedules & Connections

IAH Airport Page →
871 mi airlines 47/wk
On-time Some delays Frequent delays
Flight Schedule 20 flights Verified 7h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
AS2604
AS Alaska
333
12:24 AM
CDT
3:28 AM
EDT
2h 4m
M T W T F S S
Prices
UA374
UA United
319
7:20 AM
CDT TC
10:45 AM
EDT
2h 25m
M T W T F S S
Prices
UA6312+1
UA United
E7W
7:30 AM
CDT TB
10:58 AM
EDT
2h 28m
M T W T F S S
Prices
NZ6452cs
NZ Air New Zealand
E75L
7:32 AM
CDT TB
10:57 AM
EDT
2h 25m
M T W T F S S
Prices
UA3999
UA United
E7W
12:25 PM
CDT TB
4:01 PM
EDT
2h 36m
M T W T F S S
Prices
UA2364
UA United
319
12:25 PM
CDT TC
3:57 PM
EDT
2h 32m
M T W T F S S
Prices
UA4749
UA United
E75L
12:25 PM
CDT TB
4:01 PM
EDT
2h 36m
M T W T F S S
Prices
UA4078
UA United
E7W
12:25 PM
CDT TB
4:01 PM
EDT
2h 36m
M T W T F S S
Prices
UA323
UA United
737
2:29 PM
CDT TD
5:50 PM
EDT
2h 21m
M T W T F S S
Prices
EK6100cs
EK Emirates
738
8:00 PM
CDT TC
11:30 PM
EDT
2h 30m
M T W T F S S
Prices
UA2069+2
UA United
738
9:20 PM
CDT TC
12:33 AM+1
EDT
2h 13m
M T W T F S S
Prices
NZ6461cs
NZ Air New Zealand
B38M
6:25 AM
EDT
8:22 AM
CDT
2h 57m
M T W T F S S
Prices
UA2442+1
UA United
738
6:25 AM
EDT
8:10 AM
CDT
2h 45m
M T W T F S S
Prices
UA212
UA United
320
11:47 AM
EDT
1:32 PM
CDT
2h 45m
M T W T F S S
Prices
UA6367+1
UA United
E7W
2:30 PM
EDT
4:15 PM
CDT
2h 45m
M T W T F S S
Prices
UA1360
UA United
319
5:00 PM
EDT
6:40 PM
CDT
2h 40m
M T W T F S S
Prices
UA4044
UA United
E7W
5:08 PM
EDT
6:59 PM
CDT
2h 51m
M T W T F S S
Prices
UA3985
UA United
E7W
5:08 PM
EDT
6:59 PM
CDT
2h 51m
M T W T F S S
Prices
UA4652
UA United
E7W
6:30 PM
EDT
7:58 PM
CDT
2h 28m
M T W T F S S
Prices
UA284
UA United
B38M
7:24 PM
EDT
9:09 PM
CDT
2h 45m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Houston to Cincinnati / Covington
3 carriers, 47 flights/week nonstop.
3 Airlines 47 Flights/wk 871 mi 2h 4m nonstop +1h ahead 108 1-stop hubs

IAH–CVG is served by 3 airlines with nonstop service. United Airlines, Alaska Airlines and American Airlines lead the route. The flight covers 871 miles in approximately 2h 4m. Beyond nonstop, 108 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop IAH–CVG service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines Also: EK, NZ 31 319, 737, 738, E75L, E7W 2h13-2h36 96% Star Alliance EK, NZ
AS Alaska Airlines 2 333 2h04 96% Oneworld
AA American Airlines 0 96% Oneworld
Aircraft on this route
319 Airbus A319 – UA
333 Airbus A330-300 – AS
737 Boeing 737-700 – UA
738 Boeing 737-800 – EK, UA
E75L Embraer E175 Long Wing – NZ, UA
E7W Embraer E175 – UA
Alliance coverage
Star Alliance: UA (31 flights/wk, 94%)
Oneworld: AA + AS (2 flights/wk, 6%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, IAH to CVG direction.
Mon
6
flights
Tue
8
flights
Wed
6
flights
Thu
6
flights
Fri
6
flights
Sat
8
flights
Sun
7
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
11
Nonstop flights
47
Outbound / wk
40
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAH to CVG.
1-STOP
One-Stop Connections
108
Hubs
~2h
Fastest
~25h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
3,600
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

Other ways to reach Cincinnati / Covington from Houston

Nearby airports with service to Cincinnati Northern Kentucky International Airport.
Metric IAH→CVG AUS→CVG ACT→CVG
Distance from IAH 140 mi 159 mi
Nonstop airlines 3 5 1
Weekly flights 47 20
Flight time 2h 4m 2h 8m 0h 55m
Departure OTP 96%
Airports within 200 miles of IAH with service to Cincinnati Northern Kentucky International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
+1h
Cincinnati / Covington is 1 hour ahead of Houston.
IAH: CDT · CVG: EDT

When it's 6:00 PM in Houston, it's 7:00 PM in Cincinnati / Covington.
Distance & Flight Time
871 mi / 1,402 km
Nonstop flight time is approximately 2h 4m to 2h 36m.
Getting to IAH

IAH has no direct rail link to downtown Houston. The IAH Express bus runs from Houston Amtrak/Greyhound station via Park & Ride to Terminal C (60–90 min, $1.25 with METRO Q card). This is the only transit option; Houston's rail network does not reach the airport.Taxis from downtown Houston cost $50–70 and take 40–60 minutes. Ride-hails (Uber, Lyft) are typically $35–55. IAH sits 23 miles north of downtown on the North Freeway (I-45); traffic is heavy during morning and evening rush. Remote economy parking lots serve all terminals via shuttle.

IAH–CVG Quick Facts

Key statistics for the Houston to Cincinnati / Covington route.
Route details
Distance871 mi / 1,402 km
Flight time2h 4m to 2h 36m
Time difference+1 hour
Airlines (nonstop)3
Weekly flights47 out / 40 return
1-stop connections108 hubs
Origin: IAH
IATA / ICAOIAH / KIAH
TimezoneAmerica/Chicago
Passengers/yr46.7M
Elevation97 ft / 30 m
Destination: CVG
IATA / ICAOCVG / KCVG
TimezoneAmerica/New_York
Passengers/yr9.0M
Elevation896 ft / 273 m

Frequently Asked Questions

Common questions about IAH to CVG flights.
Nonstop flights from George Bush Intercontinental Airport to Cincinnati Northern Kentucky International Airport take approximately 2h 4m to 2h 36m. The route covers 871 miles.
3 airlines operate nonstop service: American Airlines, Alaska Airlines and United Airlines. Plus 2 codeshare partners.
There are approximately 47 nonstop flights per week from IAH to CVG. The return direction has about 40 weekly flights.
Yes, 1-stop connections are available through FTW, OKC, ILN, DAL, MEM, SAT, DAY, LRD, OSU, AMA, XNA, CMH, IND, HHH, OMA, GRR, MDW, MKE, CLE, PIT, APF, HRL, DSM, ABQ, SFB, LAL, MLB, YIP, STL, RIC, PIE, APA, TEB, ELP, HPN, RDU, QRO, COS, YMX, BDL, GDL, EGE, TUS, VNY, SBD, MEX, PLS, YUL, SCK, CUN, YEG, PTY, YYC, STI, PUJ, SMF, SJU, YVR, JAX, MCI, DEN, MTY, TPA, DTW, SRQ, MIA, ATL, CLT, MSP, FLL, ORD, HNL, BRU, IAD, ONT, DFW, MSY, BNA, BWI, PBI, MXP, AUS, LAX, LAS, MCO, DCA, EWR, RSW, PHL, FRA, SEA, CDG, SAV, LGA, PHX, SFO, BOS, NLU, YYZ, JFK, SLC, SNA, CHS, EYW, LHR, ANC, NRT and PDX. These options provide additional schedule flexibility.
Cincinnati / Covington is 1 hour ahead of Houston.
Yes, return flights from CVG to IAH are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include AUS and ACT. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from IAH to CVG

George Bush Intercontinental Airport (IAH) and Cincinnati Northern Kentucky International Airport (CVG) are connected by nonstop service from American Airlines, Alaska Airlines and United Airlines. With 47 weekly departures, this is a heavily served route.

IAH to CVG Flight Duration and Schedule

Nonstop flight time from IAH to CVG ranges from 2 hours 4 minutes to 2 hours 36 minutes. The route covers a distance of 871 miles (1,402 km). There are approximately 47 weekly flights outbound and 40 return, totaling 87 flights per week in both directions.

Connecting Options and Alternatives

108 one-stop connections are available, with the fastest taking approximately 2 hours via FTW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Austin (AUS) and Waco (ACT).