Dulles to Sumbawanga (IAD–SUT) — Airlines, Schedules & Connections

IAD Airport Page →
airlines 0/wk
On-time Some delays Frequent delays
Flight Schedule 0 flights
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 Sumbawanga
Connecting service available through multiple hubs.
+7h ahead 1 1-stop hubs

While no nonstop service exists between IAD and SUT, connecting options are available through 1 hub.

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

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to SUT.
1-STOP
One-Stop Connections
1
Hubs
~23h
Fastest
~23h
Longest
AUS ~23h 4m
Verified with published schedule alignment and minimum connection time.
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 → SUT
73%
Moderate delays possible. Allow buffer time.
Departing
73%
Return
SUT → IAD
79%
Generally reliable. Most flights run on time.
Arriving
79%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAD delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+7h
Sumbawanga is 7 hours ahead of Dulles.
IAD: EDT · SUT: EAT

When it's 6:00 PM in Dulles, it's 1:00 AM (next day) in Sumbawanga.
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–SUT Quick Facts

Key statistics for the Dulles to Sumbawanga route.
Route details
Time difference+7 hours
Airlines (nonstop)0
1-stop connections1 hubs
Origin: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: SUT
Full nameSumbawanga Airport
IATA / ICAOSUT / HTSU
TimezoneAfrica/Dar_es_Salaam
Elevation5,960 ft / 1,817 m
FAQ

Frequently Asked Questions

Common questions about IAD to SUT flights.
Yes, 1-stop connections are available through AUS. These options provide additional schedule flexibility.
Sumbawanga is 7 hours ahead of Dulles.
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.

Connecting Options and Alternatives

1 one-stop connections are available, with the fastest taking approximately 23 hours via AUS.