Find Deals on Flights from Helena to Washington Dulles Intl (HLN - IAD)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Helena to Washington Dulles Intl

(Round-trip)
Depart: Sat Feb 11 2017 Return: Tue Feb 14 2017 Trip spans 4 days
Major Airline
Major Airline
HLN
5:25a
IAD
5:47a
24h 22m
1 stop
IAD
9:00a
HLN
6:51a
21h 51m
1 stop
Depart: Sat Jan 14 2017 Return: Fri Jan 20 2017 Trip spans 7 days
United
United
HLN
2:10a
IAD
11:02a
8h 52m
1 stop
IAD
9:25a
HLN
5:54p
8h 29m
1 stop
Depart: Sun Dec 25 2016 Return: Thu Jan 5 2017 Trip spans 12 days
Delta
Delta
HLN
1:40a
IAD
8:02a
6h 22m
1 stop
IAD
9:30a
HLN
4:39p
7h 09m
1 stop
Depart: Tue Apr 25 2017 Return: Fri Apr 28 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
HLN
11:46a
IAD
10:19a
22h 33m
1 stop
IAD
1:30p
HLN
1:11p
23h 41m
1 stop
Depart: Thu Feb 9 2017 Return: Sun Feb 12 2017 Trip spans 4 days
United
United
HLN
2:10a
IAD
9:42a
7h 32m
1 stop
IAD
11:14a
HLN
5:53p
6h 39m
1 stop
Depart: Thu Jan 5 2017 Return: Sun Jan 8 2017 Trip spans 4 days
Major Airline
Major Airline
HLN
5:25a
IAD
5:49a
24h 24m
1 stop
IAD
9:00a
HLN
6:51a
21h 51m
1 stop
Depart: Sun Jan 8 2017 Return: Sun Jan 15 2017 Trip spans 8 days
United
United
HLN
2:10a
IAD
11:02a
8h 52m
1 stop
IAD
11:14a
HLN
5:54p
6h 40m
1 stop
Depart: Fri Mar 24 2017 Return: Wed Mar 29 2017 Trip spans 6 days
Delta
Delta
HLN
1:55a
IAD
10:37a
8h 42m
1 stop
IAD
8:59a
HLN
5:34p
8h 35m
1 stop
Depart: Sun Feb 5 2017 Return: Sun Feb 12 2017 Trip spans 8 days
United
United
HLN
2:10a
IAD
11:02a
8h 52m
1 stop
IAD
9:30a
HLN
5:53p
8h 23m
1 stop
Depart: Mon Mar 27 2017 Return: Thu Mar 30 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
HLN
11:46a
IAD
10:15a
22h 29m
1 stop
IAD
1:30p
HLN
1:07p
23h 37m
1 stop
Depart: Mon Feb 6 2017 Return: Sun Feb 12 2017 Trip spans 7 days
United
United
HLN
2:10a
IAD
9:42a
7h 32m
1 stop
IAD
9:30a
HLN
5:53p
8h 23m
1 stop
Depart: Thu Mar 23 2017 Return: Wed Mar 29 2017 Trip spans 7 days
Delta
Delta
HLN
1:55a
IAD
10:37a
8h 42m
1 stop
IAD
8:59a
HLN
5:34p
8h 35m
1 stop
Depart: Tue Feb 7 2017 Return: Sun Feb 12 2017 Trip spans 6 days
United
United
HLN
2:10a
IAD
9:42a
7h 32m
1 stop
IAD
9:30a
HLN
5:53p
8h 23m
1 stop
Depart: Mon Dec 26 2016 Return: Wed Jan 4 2017 Trip spans 10 days
Delta
Delta
HLN
12:35a
IAD
9:31a
8h 56m
1 stop
IAD
9:30a
HLN
4:39p
7h 09m
1 stop
Depart: Fri Feb 10 2017 Return: Sun Feb 12 2017 Trip spans 3 days
United
United
HLN
2:10a
IAD
9:42a
7h 32m
1 stop
IAD
11:14a
HLN
5:53p
6h 39m
1 stop
Depart: Wed Jan 18 2017 Return: Mon Jan 23 2017 Trip spans 6 days
United
United
HLN
2:10a
IAD
12:24a
22h 14m
2 stops
IAD
5:30p
HLN
5:53p
24h 23m
2 stops
Depart: Sat Dec 17 2016 Return: Sun Dec 25 2016 Trip spans 9 days
Delta
Delta
HLN
12:35a
IAD
6:50a
6h 15m
1 stop
IAD
11:55a
HLN
6:31p
6h 36m
1 stop
Depart: Sat Dec 24 2016 Return: Tue Jan 3 2017 Trip spans 11 days
Alaska Airlines
Alaska Airlines
HLN
10:25a
IAD
10:54a
24h 29m
1 stop
IAD
2:00p
HLN
11:51a
21h 51m
1 stop
Depart: Wed Feb 8 2017 Return: Tue Feb 14 2017 Trip spans 7 days
Delta
Delta
HLN
1:20a
IAD
1:08p
11h 48m
2 stops
IAD
7:50a
HLN
6:57p
11h 07m
2 stops
Depart: Thu Dec 15 2016 Return: Thu Dec 29 2016 Trip spans 15 days
Delta
Delta
HLN
12:29a
IAD
9:58a
9h 29m
2 stops
IAD
1:25a
HLN
4:41p
15h 16m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Helena
$462
Destination

Washington
$462