Dulles to Houston (IAD–HOU) — Airlines, Schedules & Connections

IAD Airport Page →
1,200 mi airlines 1/wk
On-time Some delays Frequent delays
Flight Schedule 0 flights Verified 5h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP
✧ 2-STOP Loading...
Dulles to Houston
Connecting service available through multiple hubs.
1 Flights/wk 1,200 mi 2h 51m nonstop -1h behind 132 1-stop hubs

While no nonstop service exists between IAD and HOU, connecting options are available through 132 hubs.

Also explore IAD Routes HOU Routes IAD Live Flights HOU Live Flights IAD Delays HOU Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to HOU.
1-STOP
One-Stop Connections
132
Hubs
~3h
Fastest
~33h
Longest
NEW ~3h 53m CRW ~4h 23m ECP ~4h 25m GRR ~4h 28m CXO ~4h 37m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,729
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
IAD → HOU
68%
Moderate delays possible. Allow buffer time.
Departing
68%
Arriving
74%
Return
HOU → IAD
50%
Frequent delays expected. Consider flexible booking.
Departing
50%
Arriving
81%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAD delays → HOU delays →
Alternatives

Other ways to reach Houston from Dulles

Nearby airports with service to William P. Hobby Airport.
Metric IAD→HOU DCA→HOU BWI→HOU
Distance from IAD – 23 mi 45 mi
Nonstop airlines 0 1 2
Weekly flights 1 41 56
Flight time 2h 51m 3h 8m 3h 11m
Departure OTP 68% – –
Washington (DCA) to Houston flights · Baltimore (BWI) to Houston flights · Lancaster (LNS) to Houston flights
Airports within 200 miles of IAD with service to William P. Hobby Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Houston is 1 hour behind Dulles.
IAD: EDT · HOU: CDT

When it's 6:00 PM in Dulles, it's 5:00 PM in Houston.
Distance & Flight Time
1,200 mi / 1,931 km
Nonstop flight time is approximately 2h 51m.
Getting to IAD

WMATA Silver Line Metro now reaches Dulles directly; take Silver Line to Washington Dulles Airport station (about 65 min from Metro Center, ~$7). The connection opened in late 2022.Ride-shares from downtown DC run $35–60 and take 35–50 minutes via I-66 (longer during peak hours). Washington Flyer coach to Wiehle-Reston East Metro costs $6. The airport is 27 miles from downtown; taxis are expensive ($60–80).

Facts

IAD–HOU Quick Facts

Key statistics for the Dulles to Houston route.
Route details
Distance1,200 mi / 1,931 km
Flight time2h 51m
Time difference-1 hour
Airlines (nonstop)0
Weekly flights1 out / 1 return
1-stop connections132 hubs
Origin: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: HOU
Full nameWilliam P. Hobby Airport
IATA / ICAOHOU / KHOU
TimezoneAmerica/Indiana/Tell_City
Passengers/yr14.2M
Elevation46 ft / 14 m
FAQ

Frequently Asked Questions

Common questions about IAD to HOU flights.
Nonstop flights from Washington Dulles International Airport to William P. Hobby Airport take approximately 2h 51m. The route covers 1,200 miles.
There are approximately 1 nonstop flights per week from IAD to HOU. The return direction has about 1 weekly flights.
Yes, 1-stop connections are available through NEW, CRW, ECP, GRR, CXO, LEX, PNS, BTR, BHM, PDK, DWH, SBN, LNS, TUL, ILM, MEM, LUK, SSI, GRB, GYH, LIT, TYS, BWI, MMU, CLT, UST, TEB, HPN, PWK, CAE, APF, MDW, DCA, YYZ, CLE, PWA, SUA, CRG, GSP, SRQ, ORF, DAL, PBI, PHL, BCT, STP, OPF, MRK, EWR, OMA, FMY, VRB, ALB, HVN, BOS, SYR, RSW, PVD, ASE, BGR, MKC, TEX, COS, APA, EYW, PLS, YUL, GCM, EGE, BDA, ORD, SCF, PVR, JAC, PVU, BZN, SAL, BUR, VNY, SNA, PSP, MRY, SXM, SJC, YVR, SFO, OKC, BGI, CMH, SJO, SJU, PIT, FLL, RDU, IND, ATL, JAX, SAT, CHS, STL, MCO, TPA, BNA, MSY, CUN, LTN, DFW, MAD, MIA, SMF, SLC, AUS, SAV, LGA, MCI, SDF, LAX, LAS, DEN, PHX, SAN, OAK, ABQ, ELP, MSP, FTW, AFW, NAS, ADS, JWN, HCR and CMA. These options provide additional schedule flexibility.
Houston is 1 hour behind Dulles.
Yes, return flights from HOU to IAD are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include DCA, BWI and LNS. 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 IAD to HOU

Washington Dulles International Airport (IAD) and William P. Hobby Airport (HOU) are connected through multiple connecting hub airports.

IAD to HOU Flight Duration and Schedule

Nonstop flight time from IAD to HOU ranges from 2 hours 51 minutes. The route covers a distance of 1,200 miles (1,931 km). There are approximately 1 weekly flights outbound and 1 return, totaling 2 flights per week in both directions.

Connecting Options and Alternatives

132 one-stop connections are available, with the fastest taking approximately 3 hours via NEW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Washington (DCA), Baltimore (BWI) and Lancaster (LNS).