Orlando to Dulles (ISM–IAD) — Airlines, Schedules & Connections

ISM Airport Page →
771 mi airlines 1/wk
On-time Some delays Frequent delays
Flight Schedule 0 flights Verified 4d ago
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  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...
Orlando to Dulles
Connecting service available through multiple hubs.
1 Flights/wk 771 mi 1h 46m nonstop 19 1-stop hubs

While no nonstop service exists between ISM and IAD, connecting options are available through 19 hubs.

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

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for ISM to IAD.
1-STOP
One-Stop Connections
19
Hubs
~3h
Fastest
~7h
Longest
CHS ~3h 56m BNA ~4h 0m SFB ~4h 12m SRQ ~4h 17m PBI ~4h 18m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
59
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
ISM → IAD
86%
Generally reliable. Most flights run on time.
Arriving
86%
Return
IAD → ISM
51%
Frequent delays expected. Consider flexible booking.
Departing
51%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAD delays →
Alternatives

Other ways to reach Dulles from Orlando

Nearby airports with service to Washington Dulles International Airport.
Metric ISM→IAD MCO→IAD SFB→IAD
Distance from ISM – 12 mi 36 mi
Nonstop airlines 0 9 1
Weekly flights 1 117 1
Flight time 1h 46m 1h 44m 1h 54m
Orlando (MCO) to Dulles flights · Orlando (SFB) to Dulles flights · Lakeland (LAL) to Dulles flights
Airports within 200 miles of ISM with service to Washington Dulles International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
Dulles is 0 hours the same as Orlando.
ISM: EDT · IAD: EDT

When it's 6:00 PM in Orlando, it's 6:00 PM in Dulles.
Distance & Flight Time
771 mi / 1,240 km
Nonstop flight time is approximately 1h 46m.
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

ISM–IAD Quick Facts

Key statistics for the Orlando to Dulles route.
Route details
Distance771 mi / 1,240 km
Flight time1h 46m
Time difference0 hours
Airlines (nonstop)0
Weekly flights1 out / 2 return
1-stop connections19 hubs
Origin: ISM
Full nameKissimmee Gateway Airport
IATA / ICAOISM / KISM
TimezoneAmerica/Kentucky/Monticello
Elevation82 ft / 25 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 ISM to IAD flights.
Nonstop flights from Kissimmee Gateway Airport to Washington Dulles International Airport take approximately 1h 46m. The route covers 771 miles.
There are approximately 1 nonstop flights per week from ISM to IAD. The return direction has about 2 weekly flights.
Yes, 1-stop connections are available through CHS, BNA, SFB, SRQ, PBI, RSW, BHM, OPF, TEB, ATL, SDF, FLL, MKE, ALB, PVD, DAL, OKC, AUS and SAT. These options provide additional schedule flexibility.
Yes, return flights from IAD to ISM are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include MCO, SFB and LAL. 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 ISM to IAD

Kissimmee Gateway Airport (ISM) and Washington Dulles International Airport (IAD) are connected through multiple connecting hub airports.

ISM to IAD Flight Duration and Schedule

Nonstop flight time from ISM to IAD ranges from 1 hours 46 minutes. The route covers a distance of 771 miles (1,240 km). There are approximately 1 weekly flights outbound and 2 return, totaling 3 flights per week in both directions.

Connecting Options and Alternatives

19 one-stop connections are available, with the fastest taking approximately 3 hours via CHS. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Orlando (MCO), Orlando (SFB) and Lakeland (LAL).