Round-trip from | $443 (Delta) |
---|---|
One-way from | $222 (Delta) |
Popular in | November |
Cheapest in | April |
Average price | $896 |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Helena
IAD - HLN
IADHLN
Washington, D.C. Dulles Intl
Sun 7/27
7:45 am-12:20 pm
1 stop6h 35m
Helena
Tue 7/29
1:00 pm-11:42 pm
1 stop8h 42m
BaltimoreHelena
BWI - HLN
BWIHLN
Baltimore/Washington
Sun 9/14
7:22 pm-3:21 pm
1 stop21h 59m
Helena
Sun 9/21
4:02 pm-5:33 am
1 stop11h 31m
Washington, D.C.Helena
IAD - HLN
IADHLN
Washington, D.C. Dulles Intl
Thu 9/11
6:09 pm-3:21 pm
1 stop23h 12m
Helena
Sun 9/14
4:02 pm-7:32 am
1 stop13h 30m
BaltimoreHelena
BWI - HLN
BWIHLN
Baltimore/Washington
Sat 7/26
7:10 am-12:20 pm
1 stop7h 10m
Helena
Tue 7/29
1:00 pm-12:54 am
2 stops9h 54m
Washington, D.C.Helena
DCA - HLN
DCAHLN
Washington, D.C. Reagan-National
Thu 9/11
5:06 pm-3:21 pm
1 stop24h 15m
Helena
Sun 9/14
4:02 pm-9:59 pm
2 stops27h 57m
Washington, D.C.Helena
DCA - HLN
DCAHLN
Washington, D.C. Reagan-National
Tue 7/1
5:45 pm-10:58 pm
1 stop7h 13m
Helena
Fri 7/4
5:44 am-4:34 pm
1 stop8h 50m
Washington, D.C.Helena
IAD - HLN
IADHLN
Washington, D.C. Dulles Intl
Tue 7/1
3:56 pm-9:15 pm
1 stop7h 19m
Helena
Fri 7/4
2:34 pm-11:10 pm
1 stop6h 36m
BaltimoreHelena
BWI - HLN
BWIHLN
Baltimore/Washington
Fri 7/25
10:05 am-4:55 pm
1 stop8h 50m
Helena
Wed 7/30
5:39 pm-5:10 am
1 stop9h 31m
Washington, D.C.Helena
DCA - HLN
DCAHLN
Washington, D.C. Reagan-National
Tue 7/1
6:25 am-4:55 pm
2 stops12h 30m
Helena
Fri 7/4
6:30 am-9:02 pm
2 stops12h 32m
Washington, D.C.Helena
IAD - HLN
IADHLN
Washington, D.C. Dulles Intl
Wed 6/25
6:35 am-2:02 pm
1 stop9h 27m
Helena
Wed 6/25
4:09 pm-7:27 am
1 stop13h 18m
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Helena (average of $353). Flying from Washington, D.C. to Helena in July is currently the most expensive (average of $555). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
In terms of precipitation, rainfall in Helena ranges from 0.3 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Helena when rainfall is around 0.3 in.
If weather is an important factor for your trip to Helena, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 21.2 F).
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$412 | Average$698 | FlexibilityNo cancel fee | On-time69% |