Find Deals on Flights from Helena to Washington (HLN - WAS)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Helena to Washington

(Round-trip)
Depart: Wed Apr 5 2017 Return: Tue Apr 11 2017 Trip spans 7 days
United
United
HLN
3:10a
DCA
9:06a
5h 56m
1 stop
DCA
12:09p
HLN
6:47p
6h 38m
1 stop
Depart: Fri Mar 17 2017 Return: Tue Mar 21 2017 Trip spans 5 days
Delta
Delta
HLN
1:40a
DCA
10:37a
8h 57m
1 stop
DCA
12:40p
HLN
7:52p
7h 12m
1 stop
Depart: Fri Apr 28 2017 Return: Sun Apr 30 2017 Trip spans 3 days
Major Airline
Major Airline
HLN
1:00a
IAD
2:37a
1h 37m
nonstop
IAD
1:00a
HLN
6:37a
5h 37m
nonstop
Depart: Tue May 9 2017 Return: Tue May 16 2017 Trip spans 8 days
United
United
HLN
3:10a
IAD
9:33a
6h 23m
1 stop
IAD
10:35a
HLN
6:48p
8h 13m
1 stop
Depart: Wed May 10 2017 Return: Wed May 17 2017 Trip spans 8 days
Delta
Delta
HLN
9:00a
IAD
5:08p
8h 08m
1 stop
IAD
3:30a
HLN
10:32a
7h 02m
1 stop
Depart: Fri May 12 2017 Return: Wed May 17 2017 Trip spans 6 days
Delta
Delta
HLN
9:00a
IAD
5:08p
8h 08m
1 stop
IAD
3:30a
HLN
10:32a
7h 02m
1 stop
Depart: Fri Apr 7 2017 Return: Tue Apr 11 2017 Trip spans 5 days
United
United
HLN
3:10a
DCA
9:06a
5h 56m
1 stop
DCA
12:09p
HLN
6:47p
6h 38m
1 stop
Depart: Fri May 19 2017 Return: Sat May 20 2017 Trip spans 2 days
Delta
Delta
HLN
1:45a
IAD
10:29a
8h 44m
1 stop
IAD
8:59a
HLN
5:25p
8h 26m
1 stop
Depart: Sat Apr 8 2017 Return: Tue Apr 11 2017 Trip spans 4 days
United
United
HLN
3:10a
IAD
12:21p
9h 11m
1 stop
IAD
10:20a
HLN
6:47p
8h 27m
1 stop
Depart: Sat Mar 11 2017 Return: Sat Mar 18 2017 Trip spans 7 days
Major Airline
Major Airline
HLN
5:25a
IAD
7:10p
13h 45m
1 stop
IAD
9:30a
HLN
9:07a
23h 37m
1 stop
Depart: Tue May 23 2017 Return: Sun May 28 2017 Trip spans 6 days
Delta
Delta
HLN
1:45a
IAD
10:29a
8h 44m
1 stop
IAD
8:59a
HLN
5:27p
8h 28m
1 stop
Depart: Fri Mar 10 2017 Return: Sat Mar 18 2017 Trip spans 8 days
Major Airline
Major Airline
HLN
5:25a
IAD
5:47a
24h 22m
2 stops
IAD
9:30a
HLN
9:07a
23h 37m
2 stops
Depart: Tue May 16 2017 Return: Wed May 24 2017 Trip spans 9 days
United
United
HLN
3:10a
IAD
11:54a
8h 44m
1 stop
IAD
10:35a
HLN
6:48p
8h 13m
1 stop
Depart: Thu May 11 2017 Return: Wed May 17 2017 Trip spans 7 days
Delta
Delta
HLN
1:45a
IAD
10:29a
8h 44m
1 stop
IAD
3:30a
HLN
10:32a
7h 02m
1 stop
Depart: Wed May 17 2017 Return: Wed May 24 2017 Trip spans 8 days
United
United
HLN
3:10a
IAD
11:54a
8h 44m
1 stop
IAD
10:35a
HLN
6:48p
8h 13m
1 stop
Depart: Thu May 18 2017 Return: Sat May 20 2017 Trip spans 3 days
Delta
Delta
HLN
1:45a
IAD
10:29a
8h 44m
1 stop
IAD
8:59a
HLN
5:25p
8h 26m
1 stop
Depart: Wed May 24 2017 Return: Sun May 28 2017 Trip spans 5 days
United
United
HLN
3:10a
IAD
11:54a
8h 44m
1 stop
IAD
12:05p
HLN
6:48p
6h 43m
1 stop
Depart: Sat May 20 2017 Return: Sun May 28 2017 Trip spans 9 days
Delta
Delta
HLN
1:45a
DCA
1:24p
11h 39m
2 stops
DCA
12:44p
HLN
7:42p
6h 58m
1 stop
Depart: Thu Apr 13 2017 Return: Sat Apr 15 2017 Trip spans 3 days
United
United
HLN
3:10a
IAD
9:09a
5h 59m
1 stop
IAD
12:15p
HLN
6:47p
6h 32m
1 stop
Depart: Thu Jun 22 2017 Return: Mon Jul 3 2017 Trip spans 12 days
Delta
Delta
HLN
2:00a
DCA
10:30a
8h 30m
1 stop
DCA
12:45p
HLN
7:35p
6h 50m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Helena
$392
Destination

Washington
only $485
only $392