Dulles to Sioux Falls (IAD–FSD) — Airlines, Schedules & Connections

IAD Airport Page →
1,049 mi airlines 1/wk
On-time Some delays Frequent delays
Flight Schedule 1 flight Verified 12m ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
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TWY553
TWY TWY
9:43 AM
EDT
11:44 AM
CDT
3h 1m
—
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP
✧ 2-STOP Loading...
Dulles to Sioux Falls
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 1,049 mi 3h 1m nonstop -1h behind 17 1-stop hubs

IAD–FSD is served by 1 airline with nonstop service. TWY leads the route. The flight covers 1,049 miles in approximately 3h 1m. Beyond nonstop, 17 hubs offer 1-stop connections.

Also explore IAD Routes FSD Routes IAD Live Flights FSD Live Flights IAD Delays FSD Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop IAD–FSD service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
TWY TWY 1 – 3h01 58% – –
Alliance coverage
Unaffiliated: TWY (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, IAD to FSD direction.
Mon
0
flights
Tue
0
flights
Wed
0
flights
Thu
0
flights
Fri
0
flights
Sat
1
flight
Sun
0
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
1
Nonstop flights
1
Outbound / wk
0
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to FSD.
1-STOP
One-Stop Connections
17
Hubs
~5h
Fastest
~24h
Longest
OKC ~5h 51m BOS ~6h 20m PIE ~6h 52m SFB ~7h 3m MCO ~7h 10m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
914
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 → FSD
58%
Frequent delays expected. Consider flexible booking.
Departing
58%
Arriving
84%
Return
FSD → IAD
84%
Generally reliable. Most flights run on time.
Departing
84%
Arriving
76%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAD delays → FSD delays →
Know before you go

Travel Essentials

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

When it's 6:00 PM in Dulles, it's 5:00 PM in Sioux Falls.
Distance & Flight Time
1,049 mi / 1,688 km
Nonstop flight time is approximately 3h 1m.
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–FSD Quick Facts

Key statistics for the Dulles to Sioux Falls route.
Route details
Distance1,049 mi / 1,688 km
Flight time3h 1m
Time difference-1 hour
Airlines (nonstop)1
Weekly flights1 out
1-stop connections17 hubs
Origin: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: FSD
Full nameSioux Falls Regional Airport
IATA / ICAOFSD / KFSD
TimezoneAmerica/North_Dakota/New_Salem
Passengers/yr1.4M
Elevation1,429 ft / 436 m
FAQ

Frequently Asked Questions

Common questions about IAD to FSD flights.
Nonstop flights from Washington Dulles International Airport to Sioux Falls Regional Airport take approximately 3h 1m. The route covers 1,049 miles.
1 airline operates nonstop service: TWY.
There are approximately 1 nonstop flights per week from IAD to FSD.
Yes, 1-stop connections are available through OKC, BOS, PIE, SFB, MCO, PGD, SLC, SNA, BNA, ATL, MSP, ORD, DEN, DFW, FLL, PHX and LAS. These options provide additional schedule flexibility.
Sioux Falls is 1 hour behind 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.

Flights from IAD to FSD

Washington Dulles International Airport (IAD) and Sioux Falls Regional Airport (FSD) are connected by nonstop service from TWY. With 1 weekly departures, this is a regularly served route.

IAD to FSD Flight Duration and Schedule

Nonstop flight time from IAD to FSD ranges from 3 hours 1 minutes. The route covers a distance of 1,049 miles (1,688 km).

Connecting Options and Alternatives

17 one-stop connections are available, with the fastest taking approximately 5 hours via OKC. Two-stop connections are also available via intermediate hubs.