Houston to Winston Salem (IAH–INT) — Airlines, Schedules & Connections

IAH Airport Page →
972 mi airlines 1/wk
On-time Some delays Frequent delays
Flight Schedule 4 flights Verified 2h ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
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→
UA3890
UA United
320
6:00 AM
CDT TC
9:23 AM
EDT
2h 23m
—
M T W T F S S
Prices
✓
←
UA3890
UA United
320
10:15 AM
EDT
12:13 PM
CDT
2h 58m
—
M T W T F S S
Prices
✓
←
UA3873
UA United
5:45 PM
EDT
7:45 PM
CDT
3h
—
M T W T F S S
Prices
✓
←
UA3899
UA United
6:58 PM
EDT
8:55 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 Winston Salem
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 972 mi 2h 23m nonstop +1h ahead 7 1-stop hubs

IAH–INT is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 972 miles in approximately 2h 23m. Beyond nonstop, 7 hubs offer 1-stop connections.

Also explore IAH Routes INT Routes IAH Live Flights INT Live Flights IAH Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop IAH–INT service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 1 320 2h23 72% Star Alliance –
Aircraft on this route
320 Airbus A320 – UA
Alliance coverage
Star Alliance: UA (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, IAH to INT direction.
Mon
0
flights
Tue
1
flight
Wed
0
flights
Thu
0
flights
Fri
0
flights
Sat
0
flights
Sun
0
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
1
Nonstop flights
1
Outbound / wk
3
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAH to INT.
1-STOP
One-Stop Connections
7
Hubs
~4h
Fastest
~21h
Longest
BNA ~4h 32m RDU ~4h 36m MEM ~5h 4m IAD ~5h 33m PHL ~5h 51m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
227
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
IAH → INT
72%
Moderate delays possible. Allow buffer time.
Departing
72%
Return
INT → IAH
94%
Generally reliable. Most flights run on time.
Arriving
94%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAH delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+1h
Winston Salem is 1 hour ahead of Houston.
IAH: CDT · INT: EDT

When it's 6:00 PM in Houston, it's 7:00 PM in Winston Salem.
Distance & Flight Time
972 mi / 1,564 km
Nonstop flight time is approximately 2h 23m.
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.

Facts

IAH–INT Quick Facts

Key statistics for the Houston to Winston Salem route.
Route details
Distance972 mi / 1,564 km
Flight time2h 23m
Time difference+1 hour
Airlines (nonstop)1
Weekly flights1 out / 3 return
1-stop connections7 hubs
Origin: IAH
Full nameGeorge Bush Intercontinental Airport
IATA / ICAOIAH / KIAH
TimezoneAmerica/Indiana/Tell_City
Passengers/yr46.7M
Elevation97 ft / 30 m
Destination: INT
Full nameSmith Reynolds Airport
IATA / ICAOINT / KINT
TimezoneAmerica/Kentucky/Monticello
Elevation969 ft / 295 m
FAQ

Frequently Asked Questions

Common questions about IAH to INT flights.
Nonstop flights from George Bush Intercontinental Airport to Smith Reynolds Airport take approximately 2h 23m. The route covers 972 miles.
1 airline operates nonstop service: United Airlines.
There are approximately 1 nonstop flights per week from IAH to INT. The return direction has about 3 weekly flights.
Yes, 1-stop connections are available through BNA, RDU, MEM, IAD, PHL, ORD and EWR. These options provide additional schedule flexibility.
Winston Salem is 1 hour ahead of Houston.
Yes, return flights from INT to IAH are available. Use the direction toggle at the top to view the return schedule.
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 INT

George Bush Intercontinental Airport (IAH) and Smith Reynolds Airport (INT) are connected by nonstop service from United Airlines. With 1 weekly departures, this is a regularly served route.

IAH to INT Flight Duration and Schedule

Nonstop flight time from IAH to INT ranges from 2 hours 23 minutes. The route covers a distance of 972 miles (1,564 km). There are approximately 1 weekly flights outbound and 3 return, totaling 4 flights per week in both directions.

Connecting Options and Alternatives

7 one-stop connections are available, with the fastest taking approximately 4 hours via BNA. Two-stop connections are also available via intermediate hubs.