Houston to Raleigh/Durham (IAH–RDU) — Airlines, Schedules & Connections

IAH Airport Page →
1,041 mi airlines 35/wk
On-time Some delays Frequent delays
Flight Schedule 11 flights Verified 1h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
UA1360
UA United
319
8:23 AM
CDT TE
11:59 AM
EDT
2h 36m
M T W T F S S
Prices
UA6148
UA United
E7W
8:35 AM
CDT TB
12:12 PM
EDT
2h 37m
M T W T F S S
Prices
F91742
F9 Frontier
A20N
11:22 AM
CDT TD
3:03 PM
EDT
2h 41m
M T W T F S S
Prices
UA1821
UA United
320
12:03 PM
CDT TC
3:45 PM
EDT
2h 42m
M T W T F S S
Prices
UA2498
UA United
738
7:55 PM
CDT TC
11:32 PM
EDT
2h 37m
M T W T F S S
Prices
UA1612
UA United
B38M
6:30 AM
EDT T2
8:47 AM
CDT
3h 17m
M T W T F S S
Prices
UA1383
UA United
319
6:30 AM
EDT T2
8:39 AM
CDT
3h 9m
M T W T F S S
Prices
F91741
F9 Frontier
321
9:32 AM
EDT T2
11:51 AM
CDT
3h 19m
M T W T F S S
Prices
UA2461
UA United
319
12:55 PM
EDT T2
3:13 PM
CDT
3h 18m
M T W T F S S
Prices
UA6296
UA United
E7W
1:02 PM
EDT T2
3:25 PM
CDT
3h 23m
M T W T F S S
Prices
UA2407
UA United
320
5:36 PM
EDT T2
7:29 PM
CDT
2h 53m
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 Raleigh/Durham
2 carriers, 35 flights/week nonstop.
2 Airlines 35 Flights/wk 1,041 mi 2h 24m nonstop +1h ahead 80 1-stop hubs

IAH–RDU is served by 2 airlines with nonstop service. United Airlines and Frontier lead the route. The flight covers 1,041 miles in approximately 2h 24m. Beyond nonstop, 80 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop IAH–RDU service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 28 319, 320, 738, E7W 2h36-2h42 78% Star Alliance
F9 Frontier 7 A20N 2h41 78%
Aircraft on this route
319 Airbus A319 – UA
320 Airbus A320 – UA
738 Boeing 737-800 – UA
A20NF9
E7W Embraer E175 – UA
Alliance coverage
Star Alliance: UA (28 flights/wk, 80%)
Unaffiliated: F9 (7 flights/wk, 20%)
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 RDU direction.
Mon
5
flights
Tue
5
flights
Wed
5
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
5
Nonstop flights
35
Outbound / wk
42
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAH to RDU.
1-STOP
One-Stop Connections
80
Hubs
~4h
Fastest
~42h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
4,136
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 → RDU
78%
Generally reliable. Most flights run on time.
Departing
78%
Arriving
70%
Return
RDU → IAH
73%
Moderate delays possible. Allow buffer time.
Departing
73%
Arriving
80%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAH delays → RDU delays →

Other ways to reach Raleigh/Durham from Houston

Nearby airports with service to Raleigh-Durham International Airport.
Metric IAH→RDU HOU→RDU CLL→RDU
Distance from IAH 24 mi 74 mi
Nonstop airlines 2 2 1
Weekly flights 35 14 1
Flight time 2h 24m 2h 30m 2h 9m
Departure OTP 78%
Airports within 200 miles of IAH with service to Raleigh-Durham International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
+1h
Raleigh/Durham is 1 hour ahead of Houston.
IAH: CDT · RDU: EDT

When it's 6:00 PM in Houston, it's 7:00 PM in Raleigh/Durham.
Distance & Flight Time
1,041 mi / 1,675 km
Nonstop flight time is approximately 2h 24m to 2h 42m.
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.

Getting from RDU

Uber and Lyft from RDU to downtown Raleigh cost $20–30 (20–25 min); to downtown Durham: $18–25 (15–20 min). Pickup zones are on the lower level at both Terminal 1 and Terminal 2. Taxis are available at the curb ($30–40 to Raleigh).GoTriangle Route 100 ($2.25) is a budget option to downtown Raleigh and Durham; check hours before relying on it for evening or early-morning flights. Rental car desks are in the terminal buildings with cars in the adjacent garage. Chapel Hill is 20–25 minutes via US-15-501.

Raleigh/Durham Climate

Humid subtropical climate with hot summers and mild but variable winters. Summer (June–August) temperatures reach 33–37°C with high humidity. Afternoon thunderstorms are frequent and can cause ground holds. The region sits in a tornado risk corridor during spring (April–May).

Winter (December–February) is generally mild at 2–12°C. The Piedmont of North Carolina experiences ice storms. Freezing rain events, common every 1–2 years, are the primary disruption risk. Snow is lighter than areas further north, but ice can be severe. Autumn (September–November) is the most operationally stable season.

IAH–RDU Quick Facts

Key statistics for the Houston to Raleigh/Durham route.
Route details
Distance1,041 mi / 1,675 km
Flight time2h 24m to 2h 42m
Time difference+1 hour
Airlines (nonstop)2
Weekly flights35 out / 42 return
1-stop connections80 hubs
Origin: IAH
IATA / ICAOIAH / KIAH
TimezoneAmerica/Indiana/Tell_City
Passengers/yr46.7M
Elevation97 ft / 30 m
Destination: RDU
IATA / ICAORDU / KRDU
TimezoneAmerica/Kentucky/Monticello
Passengers/yr15.2M
Elevation435 ft / 133 m

Frequently Asked Questions

Common questions about IAH to RDU flights.
Nonstop flights from George Bush Intercontinental Airport to Raleigh-Durham International Airport take approximately 2h 24m to 2h 42m. The route covers 1,041 miles.
2 airlines operate nonstop service: Frontier and United Airlines.
There are approximately 35 nonstop flights per week from IAH to RDU. The return direction has about 42 weekly flights.
Yes, 1-stop connections are available through OKC, LUK, SAV, LAL, JAN, APF, ORF, CAK, DAL, MKE, CHS, NAS, APA, BHM, GCM, EGE, ALB, SBA, SAN, BUR, SJC, SNA, STT, MBJ, YYC, JAX, YYZ, SLC, KEF, STL, BNA, AUS, PHX, BWI, YUL, DEN, TPA, IAD, ATL, PIT, DFW, PHL, CVG, DCA, ORD, MCO, MIA, CLT, MSY, CLE, PBI, PNS, SRQ, RSW, MDW, DTW, SDF, IND, LGA, MEM, CMH, EWR, FLL, BOS, MSP, MCI, LAX, SFO, SJU, MEX, CUN, SEA, JFK, CDG, LHR, EYW, LAS, PTY, PUJ and FRA. These options provide additional schedule flexibility.
Raleigh/Durham is 1 hour ahead of Houston.
Yes, return flights from RDU to IAH are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include HOU, CLL and AUS. 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 RDU

George Bush Intercontinental Airport (IAH) and Raleigh-Durham International Airport (RDU) are connected by nonstop service from Frontier and United Airlines. With 35 weekly departures, this is a heavily served route.

IAH to RDU Flight Duration and Schedule

Nonstop flight time from IAH to RDU ranges from 2 hours 24 minutes to 2 hours 42 minutes. The route covers a distance of 1,041 miles (1,675 km). There are approximately 35 weekly flights outbound and 42 return, totaling 77 flights per week in both directions.

Connecting Options and Alternatives

80 one-stop connections are available, with the fastest taking approximately 4 hours via OKC. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Houston (HOU), College Station (CLL) and Austin (AUS).