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

HOU Airport Page →
1,200 mi airlines 5/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 221 1-stop flights Verified 48m 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
Houston to Dulles
Connecting service available through multiple hubs.
5 Flights/wk 1,200 mi 2h 37m nonstop +1h ahead 221 1-stop hubs

While no nonstop service exists between HOU and IAD, connecting options are available through 221 hubs.

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

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for HOU to IAD.
1-STOP
One-Stop Connections
221
Hubs
~3h
Fastest
~42h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,651
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 Dulles from Houston

Nearby airports with service to Washington Dulles International Airport.
Metric HOU→IAD IAH→IAD CLL→IAD
Distance from HOU – 24 mi 92 mi
Nonstop airlines 0 10 1
Weekly flights 5 94 1
Flight time 2h 37m 2h 39m 3h 12m
Departure OTP 77% – –
Houston (IAH) to Dulles flights · College Station (CLL) to Dulles flights · Lake Charles (LCH) to Dulles flights
Airports within 200 miles of HOU with service to Washington Dulles International Airport.
Know before you go

Travel Essentials

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

When it's 6:00 PM in Houston, it's 7:00 PM in Dulles.
Distance & Flight Time
1,200 mi / 1,931 km
Nonstop flight time is approximately 2h 37m to 2h 52m.
Getting from IAD

Silver Line Metro runs from Washington Dulles Airport station to Metro Center in about 65 minutes (~$7). The route bypasses I-66 and I-495 congestion entirely. Washington Flyer coach also runs to Wiehle-Reston East station ($6, 15 min) for Metro connection.Taxis and ride-shares to downtown DC cost $55–80 and take 35–55 minutes depending on traffic. Car rental facilities are on-site. Dulles is 27 miles west of the Capitol; it is farther than either DCA or BWI from central DC.

Dulles Climate

Humid continental climate. Summers are hot and muggy (30–36°C) with frequent afternoon thunderstorms that cause delays June through August. Winters bring cold temperatures (−3 to 5°C) with snow and ice. The Virginia suburbs accumulate more snow than downtown DC, and ice storms are the primary disruption risk.

Dulles sits at higher elevation in Virginia's piedmont and sees more winter precipitation than DCA. Spring and fall are variable. Snowfall is possible into April. Thunderstorms begin from April through May.

Check current weather forecasts before travel.
Facts

HOU–IAD Quick Facts

Key statistics for the Houston to Dulles route.
Route details
Distance1,200 mi / 1,931 km
Flight time2h 37m to 2h 52m
Time difference+1 hour
Airlines (nonstop)0
Weekly flights5 out / 5 return
1-stop connections221 hubs
Origin: HOU
Full nameWilliam P. Hobby Airport
IATA / ICAOHOU / KHOU
TimezoneAmerica/Chicago
Passengers/yr14.2M
Elevation46 ft / 14 m
Destination: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
FAQ

Frequently Asked Questions

Common questions about HOU to IAD flights.
Nonstop flights from William P. Hobby Airport to Washington Dulles International Airport take approximately 2h 37m to 2h 52m. The route covers 1,200 miles.
There are approximately 5 nonstop flights per week from HOU to IAD. The return direction has about 5 weekly flights.
Yes, 1-stop connections are available through MFE, SUS, ADS, CMI, ICT, VRB, MKC, PDK, INT, CHA, CWF, FTY, LUK, AGS, TME, LBE, CRP, FDK, RBD, CSG, LZU, TCL, LEX, RBW, AIK, DSI, PHF, LIT, CHO, TUL, JAN, FTW, GSO, MEM, MQY, BQK, TTN, YIP, BUY, MDD, NEW, ESN, BWI, PWK, PWA, AVL, CLE, OCF, RIC, CRW, DSM, GSP, PTK, HPN, SSI, TEB, MLI, CAE, CKB, ILM, VNC, CLT, UES, ABE, HOT, LBB, MDW, SUA, MKE, MMU, EAR, BUF, PIE, DAL, IAH, LAN, PHL, BTR, ORL, AFW, PNS, SRQ, CID, LNK, LAL, PBI, MRK, RSW, LEB, PNE, TMB, OPF, OMA, ITH, HYA, FMY, ATW, BDR, PGD, BHM, APF, AUO, GPT, MAF, BED, ALB, EWR, OXC, MHH, ECP, NTR, HVN, BCT, YYZ, ELP, SYR, BDL, MTH, PVD, ORD, APA, COS, BGR, EYW, MHT, BVY, JFK, ASE, MVY, YOW, SAF, FNL, TEX, BOS, FRG, YUL, NAS, EGE, GCM, HDN, MTJ, TUS, JAC, SCF, PVU, SAL, VNY, MBJ, CLD, SNA, BUR, LGB, BZN, LIR, FCA, SJO, MRY, NUQ, MHR, APC, PSP, SBA, STS, AXA, SXM, YQX, MSP, YYC, CCR, SEA, SJC, OAK, GEG, YXX, BFI, YLW, PDX, SFO, YVR, BGI, OKC, GDL, MCI, TPA, ATL, CMA, IND, SJU, AUS, CUN, PIT, LTN, SDF, BNA, DFW, JAX, SAV, CMH, MCO, SMF, TYS, GVA, MSY, LGA, STL, MAD, RDU, SLC, SAT, DEN, LAX, PHX, CHS, ABQ, LAS, SAN, FLL, MIA, JWN, HCR and HND. These options provide additional schedule flexibility.
Dulles is 1 hour ahead of Houston.
Yes, return flights from IAD to HOU are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include IAH, CLL and LCH. 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 HOU to IAD

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

HOU to IAD Flight Duration and Schedule

Nonstop flight time from HOU to IAD ranges from 2 hours 37 minutes to 2 hours 52 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

221 one-stop connections are available, with the fastest taking approximately 3 hours via MFE. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Houston (IAH), College Station (CLL) and Lake Charles (LCH).