Dulles to Helena (IAD–HLN) — Airlines, Schedules & Connections

IAD Airport Page →
1,813 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 9 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 Helena
Connecting service available through multiple hubs.
1,813 mi 4h 25m nonstop -2h behind 9 1-stop hubs

While no nonstop service exists between IAD and HLN, connecting options are available through 9 hubs.

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

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to HLN.
1-STOP
One-Stop Connections
9
Hubs
~6h
Fastest
~24h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
211
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
-2h
Helena is 2 hours behind Dulles.
IAD: EDT · HLN: MDT

When it's 6:00 PM in Dulles, it's 4:00 PM in Helena.
Distance & Flight Time
1,813 mi / 2,918 km
Nonstop flight time is approximately 4h 25m.
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–HLN Quick Facts

Key statistics for the Dulles to Helena route.
Route details
Distance1,813 mi / 2,918 km
Flight time4h 25m
Time difference-2 hours
Airlines (nonstop)0
1-stop connections9 hubs
Origin: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: HLN
Full nameHelena Regional Airport
IATA / ICAOHLN / KHLN
TimezoneAmerica/Denver
Passengers/yr0.2M
Elevation3,877 ft / 1,182 m
FAQ

Frequently Asked Questions

Common questions about IAD to HLN flights.
Nonstop flights from Washington Dulles International Airport to Helena Regional Airport take approximately 4h 25m. The route covers 1,813 miles.
Yes, 1-stop connections are available through DAL, RDU, SJC, VNY, SFO, SAN, DEN, SLC and SEA. These options provide additional schedule flexibility.
Helena is 2 hours 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 HLN

Washington Dulles International Airport (IAD) and Helena Regional Airport (HLN) are connected through multiple connecting hub airports.

IAD to HLN Flight Duration and Schedule

Nonstop flight time from IAD to HLN ranges from 4 hours 25 minutes. The route covers a distance of 1,813 miles (2,918 km).

Connecting Options and Alternatives

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