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

IAD Airport Page →
1,200 mi airlines 5/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 224 1-stop flights Verified 1h ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

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
Dulles to Houston
Connecting service available through multiple hubs.
5 Flights/wk 1,200 mi 2h 52m nonstop -1h behind 224 1-stop hubs

While no nonstop service exists between IAD and HOU, connecting options are available through 224 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
224
Hubs
~3h
Fastest
~54h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,689
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.
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 2 3
Weekly flights 5 21 32
Flight time 2h 52m 3h 10m 3h 5m
Departure OTP 100% – –
Washington (DCA) to Houston flights · Baltimore (BWI) to Houston flights · Charlottesville (CHO) 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 52m to 3h 25m.
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 52m to 3h 25m
Time difference-1 hour
Airlines (nonstop)0
Weekly flights5 out / 5 return
1-stop connections224 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/Chicago
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 52m to 3h 25m. The route covers 1,200 miles.
There are approximately 5 nonstop flights per week from IAD to HOU. The return direction has about 5 weekly flights.
Yes, 1-stop connections are available through TCL, TYR, GRR, PNS, GUF, NEW, MGM, RBW, MHK, USA, CXO, PDK, VPC, FTY, LZU, AGS, SSI, LUK, INT, DSI, LEX, LNS, ILM, SUS, TUL, BHM, AHN, UGN, CMI, AIK, JAN, SHV, ADS, GSP, CLL, JEF, XNA, RID, SGF, ISM, PIE, YHM, PTK, CHA, CVG, GGE, ECP, PHF, GYH, LIT, GSO, UST, PWK, BTR, AVL, CLT, MLB, JVL, CHO, TEB, DCA, CAE, FTW, POU, BMG, CID, DSM, BFM, HPN, GRB, DAY, ORF, MDW, ORL, CLE, FOE, DAL, VRB, LAF, MMU, PHL, RST, VNC, YYZ, CRW, BCT, NAS, FMY, TMB, SUA, UES, PWA, CRG, PBI, OPF, HVN, MLI, SBN, MKE, CRP, MRK, OMA, APF, MHH, STP, PGD, ALB, MTH, MKC, FXE, EWR, BJC, ORD, BED, ACK, ACY, SYR, BGR, AFW, APA, RSW, RIL, SRQ, BOS, EYW, NTR, ROW, COS, SLN, PVD, ASE, EGE, TEX, TLC, YOW, GCM, MAF, TUS, YUL, BDA, ELP, SJD, HDN, SCF, PLS, LIR, JAC, PVR, CLD, SNA, VNY, BZN, YYC, CSN, SBA, APC, SJC, STT, AXA, STS, MRY, SKB, CCR, ANU, YXX, PSP, TYS, OAK, SXM, BUR, BFI, SFO, MIA, YVR, BGI, SLC, MSP, CMH, SAL, IND, BNA, TPA, LIM, ATL, JAX, LTN, PIT, STL, DFW, AUS, CUN, OKC, MCO, MSY, FLL, LGA, SJU, LIN, SDF, SJO, MAD, SAT, DEN, SAV, LAX, RDU, MCI, CHS, LAS, PHX, ABQ, SMF, MEM, SAN, MFE, PVU, HSA, CQF, ACT, JWN, MQJ, HCR, CMA and HND. 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 CHO. 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 52 minutes to 3 hours 25 minutes. The route covers a distance of 1,200 miles (1,931 km). There are approximately 5 weekly flights outbound and 5 return, totaling 10 flights per week in both directions.

Connecting Options and Alternatives

224 one-stop connections are available, with the fastest taking approximately 3 hours via TCL. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Washington (DCA), Baltimore (BWI) and Charlottesville (CHO).