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

IAH Airport Page →
871 mi airlines 37/wk
On-time Some delays Frequent delays
Flight Schedule 11 flights Verified 3h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
AS2604
AS Alaska
333
12:30 AM
CDT
3:42 AM
EDT
2h 12m
M T W T F S S
Prices
UA6312
UA United
E75L
7:32 AM
CDT TB
10:57 AM
EDT
2h 25m
M T W T F S S
Prices
UA323
UA United
7M8
12:23 PM
CDT TC
3:53 PM
EDT
2h 30m
M T W T F S S
Prices
UA1705
UA United
73G
12:24 PM
CDT TC
3:47 PM
EDT
2h 23m
M T W T F S S
Prices
EK6100
EK Emirates
739
8:28 PM
CDT TD
11:56 PM
EDT
2h 28m
M T W T F S S
Prices
UA2069
UA United
739
8:28 PM
CDT TE
11:56 PM
EDT
2h 28m
M T W T F S S
Prices
UA2442
UA United
739
6:25 AM
EDT
8:22 AM
CDT
2h 57m
M T W T F S S
Prices
UA6367
UA United
E7W
1:08 PM
EDT
4:28 PM
CDT
4h 20m
M T W T F S S
Prices
UA592
UA United
73G
4:54 PM
EDT
6:50 PM
CDT
2h 56m
M T W T F S S
Prices
UA284
UA United
7M8
4:55 PM
EDT
6:43 PM
CDT
2h 48m
M T W T F S S
Prices
UA1205
UA United
320
6:15 PM
EDT
8:12 PM
CDT
2h 57m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
Houston to Cincinnati / Covington
3 carriers, 37 flights/week nonstop.
3 Airlines 37 Flights/wk 871 mi 2h 12m nonstop +1h ahead 86 1-stop hubs

IAH–CVG is served by 3 airlines with nonstop service. United Airlines, Emirates and Alaska Airlines lead the route. The flight covers 871 miles in approximately 2h 12m. Beyond nonstop, 86 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 28 739, 73G, 7M8, E75L 2h23-2h30 0% Star Alliance
EK Emirates 7 739 2h28 0%
AS Alaska Airlines 2 333 2h12 0% Oneworld
Aircraft on this route
333 Airbus A330-300 – AS
739 Boeing 737-900 – EK, UA
73G Boeing 737-700 – UA
7M8 Boeing 737 MAX 8 – UA
E75L Embraer E175 Long Wing – UA
Alliance coverage
Star Alliance: UA (28 flights/wk, 76%)
Unaffiliated: EK (7 flights/wk, 19%)
Oneworld: AS (2 flights/wk, 5%)
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
5
flights
Tue
6
flights
Wed
6
flights
Thu
5
flights
Fri
5
flights
Sat
5
flights
Sun
5
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
6
Nonstop flights
37
Outbound / wk
29
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAH to CVG.
1-STOP
One-Stop Connections
86
Hubs
~3h
Fastest
~30h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
3,689
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.

On-Time Performance

What to expect at each end of your journey.
Outbound
IAH → CVG
0%
Frequent delays expected. Consider flexible booking.
Departing
0%
Arriving
100%
Return
CVG → IAH
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
87%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAH delays → CVG delays →

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 4 1
Weekly flights 37 10 1
Flight time 2h 12m 2h 24m 0h 55m
Departure OTP 0%
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 12m to 2h 30m.
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 12m to 2h 30m
Time difference+1 hour
Airlines (nonstop)3
Weekly flights37 out / 29 return
1-stop connections86 hubs
Origin: IAH
IATA / ICAOIAH / KIAH
TimezoneAmerica/Indiana/Tell_City
Passengers/yr46.7M
Elevation97 ft / 30 m
Destination: CVG
IATA / ICAOCVG / KCVG
TimezoneAmerica/Indiana/Vevay
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 12m to 2h 30m. The route covers 871 miles.
3 airlines operate nonstop service: Alaska Airlines, Emirates and United Airlines.
There are approximately 37 nonstop flights per week from IAH to CVG. The return direction has about 29 weekly flights.
Yes, 1-stop connections are available through OKC, SAT, LRD, DAY, AMA, XNA, IND, OMA, LAL, RDU, APF, MKE, PIT, DSM, HRL, CMH, MTY, SFB, STL, QRO, COS, YMX, GDL, YYZ, SBD, MEX, PLS, PDX, SCK, ONT, PTY, YEG, SJU, YYC, SMF, SFO, MEM, YVR, ELP, MCI, JAX, CHS, DTW, ANC, MDW, MIA, ORD, PHL, MXP, DEN, RIC, BWI, BNA, CLT, DFW, FLL, RSW, AUS, IAD, MSY, LAS, PBI, ATL, TPA, MCO, DCA, LAX, MSP, FRA, SLC, EWR, LGA, JFK, SAV, PHX, SEA, CDG, SRQ, NLU, BOS, CUN, LHR, EYW, NRT, YUL and PUJ. 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 Alaska Airlines, Emirates and United Airlines. With 37 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 12 minutes to 2 hours 30 minutes. The route covers a distance of 871 miles (1,402 km). There are approximately 37 weekly flights outbound and 29 return, totaling 66 flights per week in both directions.

Connecting Options and Alternatives

86 one-stop connections are available, with the fastest taking approximately 3 hours via OKC. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Austin (AUS) and Waco (ACT).