Dulles to Bismarck (IAD–BIS) — Airlines, Schedules & Connections

IAD Airport Page →
1,291 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 6 1-stop flights Verified 1mo 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 Bismarck
Connecting service available through multiple hubs.
1 Airlines 1,291 mi 3h 15m nonstop -1h behind 6 1-stop hubs

IAD–BIS is served by 1 airline with nonstop service. Allegiant Air leads the route. The flight covers 1,291 miles in approximately 3h 15m. Beyond nonstop, 6 hubs offer 1-stop connections.

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

Airline Landscape

All carriers operating nonstop IAD–BIS service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
G4 Allegiant Air 1 – – 86% – –
Alliance coverage
Unaffiliated: G4 (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to BIS.
1-STOP
One-Stop Connections
6
Hubs
~7h
Fastest
~19h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
492
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.
Know before you go

Travel Essentials

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

When it's 6:00 PM in Dulles, it's 5:00 PM in Bismarck.
Distance & Flight Time
1,291 mi / 2,078 km
Nonstop flight time is approximately 3h 15m.
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–BIS Quick Facts

Key statistics for the Dulles to Bismarck route.
Route details
Distance1,291 mi / 2,078 km
Flight time3h 15m
Time difference-1 hour
Airlines (nonstop)1
1-stop connections6 hubs
Origin: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: BIS
Full nameBismarck Municipal Airport
IATA / ICAOBIS / KBIS
TimezoneAmerica/Chicago
Passengers/yr0.6M
Elevation1,661 ft / 506 m
FAQ

Frequently Asked Questions

Common questions about IAD to BIS flights.
Nonstop flights from Washington Dulles International Airport to Bismarck Municipal Airport take approximately 3h 15m. The route covers 1,291 miles.
1 airline operates nonstop service: Allegiant Air.
Yes, 1-stop connections are available through SFB, MSP, LAS, DFW, DEN and ORD. These options provide additional schedule flexibility.
Bismarck 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 BIS

Washington Dulles International Airport (IAD) and Bismarck Municipal Airport (BIS) are connected by nonstop service from Allegiant Air.

IAD to BIS Flight Duration and Schedule

Nonstop flight time from IAD to BIS ranges from 3 hours 15 minutes. The route covers a distance of 1,291 miles (2,078 km).

Connecting Options and Alternatives

6 one-stop connections are available, with the fastest taking approximately 7 hours via SFB. Two-stop connections are also available via intermediate hubs.