HLN

$309 Find Cheap Flights from District of Columbia to Helena

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to Helena departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$309
Alaska Airlines
Tue 5/5Thu 5/7
IAD - HLN • 1 stop
Cheapest one-way
$354
United Airlines
Thu 2/26
IAD - HLN • 1 stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Helena!
Flight Deals
Useful Info
Flight Deals

Cheap Flights from District of Columbia to Helena

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from District of Columbia to Helena that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from District of Columbia to Helena

Tue, May 5 - Thu, May 7
Alaska Airlines Logo
9:00 am - 5:45 pm
IAD
-
HLN
10h 45m
1 stop
Alaska Airlines Logo
6:22 pm - 5:50 am
HLN
-
IAD
9h 28m
1 stop
$309Alaska Airlines
Sun, May 3 - Thu, May 7
Alaska Airlines Logo
9:00 am - 5:45 pm
IAD
-
HLN
10h 45m
1 stop
Alaska Airlines Logo
6:22 pm - 5:50 am
HLN
-
IAD
9h 28m
1 stop
$354Alaska Airlines
Tue, Feb 10 - Sat, Feb 14
United Airlines Logo
4:11 pm - 9:26 pm
DCA
-
HLN
7h 15m
1 stop
United Airlines Logo
6:15 am - 2:59 pm
HLN
-
DCA
6h 44m
1 stop
$359United Airlines
Tue, May 5 - Sat, May 9
United Airlines Logo
2:37 pm - 9:46 pm
IAD
-
HLN
9h 09m
1 stop
United Airlines Logo
6:15 am - 5:32 pm
HLN
-
IAD
9h 17m
1 stop
$359United Airlines
Mon, May 4 - Sat, May 9
Delta Logo
6:50 pm - 12:24 pm
IAD
-
HLN
19h 34m
2 stops
Delta Logo
12:50 pm - 11:51 pm
HLN
-
IAD
9h 01m
1 stop
$363Delta
Tue, May 12 - Mon, May 18
Alaska Airlines Logo
7:10 am - 5:45 pm
IAD
-
HLN
12h 35m
1 stop
Alaska Airlines Logo
4:43 pm - 11:59 pm
HLN
-
IAD
29h 16m
1 stop
$373Alaska Airlines
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
2:12 pm - 9:25 pm
IAD
-
HLN
9h 13m
1 stop
United Airlines Logo
2:30 pm - 11:20 pm
HLN
-
IAD
6h 50m
1 stop
$379United Airlines
Tue, May 12 - Sat, May 16
Alaska Airlines Logo
7:10 am - 5:45 pm
IAD
-
HLN
12h 35m
1 stop
Alaska Airlines Logo
4:43 pm - 7:34 am
HLN
-
IAD
12h 51m
1 stop
$383Alaska Airlines
Mon, May 4 - Sat, May 9
Delta Logo
5:00 pm - 12:24 pm
DCA
-
HLN
21h 24m
2 stops
Delta Logo
12:50 pm - 10:26 am
HLN
-
DCA
19h 36m
2 stops
$443Delta
Tue, Feb 10 - Sat, Feb 14
Delta Logo
5:10 pm - 10:29 pm
DCA
-
HLN
7h 19m
1 stop
Delta Logo
5:30 am - 5:00 pm
HLN
-
DCA
9h 30m
2 stops
$454Delta
Useful Info

Good to know

Low seasonApril
Cheapest flight$309
Best time to beat the crowds with an average 12% drop in price.
Most popular time to fly and prices are also 15% lower on average.
Flight from Washington Dulles Airport to Helena

FAQs for booking flights from District of Columbia to Helena

  • How does KAYAK find such low prices on flights from District of Columbia to Helena?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Helena.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Helena?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from District of Columbia to Helena?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helena with an airline and back to District of Columbia with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Helena?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helena from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Helena

Information on the airport you'll fly into in Helena

Helena (HLN)