Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Helena to Washington, D.C. from $219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Washington, D.C. departing on 1/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Helena to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from Helena to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Helena to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Helena to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Helena to Washington, D.C.

Find recent round-trip train or bus tickets from Helena to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
1:25 pm - 11:34 pmHLN-BWI
8h 09m1 stop
7:15 am - 12:45 pmBWI-HLN
7h 30m1 stop
$364Delta
Find Deal
Wed, Jan 29 - Tue, Feb 4
1:25 pm - 11:34 pmHLN-BWI
8h 09m1 stop
3:30 pm - 11:05 pmBWI-HLN
9h 35m2 stops
$369Delta
Find Deal
Wed, Jan 29 - Tue, Feb 4
1:25 pm - 11:36 pmHLN-IAD
8h 11m1 stop
7:20 am - 12:45 pmIAD-HLN
7h 25m1 stop
$384Delta
Find Deal
Wed, Jan 8 - Tue, Jan 14
4:41 pm - 4:29 pmHLN-DCA
21h 48m1 stop
8:00 am - 4:04 pmDCA-HLN
10h 04m1 stop
$389Alaska Airlines
Find Deal
Wed, Jan 8 - Mon, Jan 13
4:19 pm - 5:34 amHLN-IAD
11h 15m1 stop
7:00 am - 3:39 pmIAD-HLN
10h 39m1 stop
$496Alaska Airlines
Find Deal
Tue, Apr 8 - Tue, Apr 15
2:25 pm - 11:30 pmHLN-IAD
7h 05m1 stop
10:05 pm - 1:41 pmIAD-HLN
17h 36m1 stop
$500United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
4:41 pm - 9:59 pmHLN-DCA
27h 18m1 stop
8:00 am - 4:04 pmDCA-HLN
10h 04m1 stop
$514Alaska Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
2:25 pm - 11:30 pmHLN-IAD
7h 05m1 stop
5:55 pm - 9:36 pmIAD-HLN
29h 41m2 stops
$521United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
2:25 pm - 11:20 amHLN-IAD
18h 55m2 stops
8:30 am - 1:41 pmIAD-HLN
31h 11m2 stops
$597United Airlines
Find Deal
Fri, Jan 17 - Tue, Jan 21
2:25 pm - 10:43 amHLN-DCA
18h 18m2 stops
6:30 am - 1:41 pmDCA-HLN
9h 11m2 stops
$600United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
1:25 pm - 11:34 pmHLN-BWI
8h 09m1 stop
$219Delta
Find Deal
Mon, Jan 6
2:25 pm - 8:48 pmHLN-BWI
28h 23m2 stops
$407United Airlines
Find Deal
Mon, Jan 6
7:00 am - 5:01 pmHLN-DCA
8h 01m1 stop
5:15 pm - 11:00 pmDCA-HLN
7h 45m1 stop
$1,084Delta
Find Deal
Thu, Nov 28 - Sat, Dec 7
7:00 am - 7:37 pmHLN-DCA
10h 37m2 stops
5:15 pm - 11:00 pmDCA-HLN
7h 45m1 stop
$1,089Delta
Find Deal
Thu, Nov 28 - Sat, Dec 7
6:30 am - 3:43 pmHLN-IAD
7h 13m1 stop
10:11 pm - 9:13 pmIAD-HLN
25h 02m1 stop
$1,127United Airlines
Find Deal
Thu, Nov 28 - Mon, Dec 2
6:30 am - 4:15 pmHLN-IAD
31h 45m2 stops
10:11 pm - 9:13 pmIAD-HLN
25h 02m1 stop
$1,132United Airlines
Find Deal
Thu, Nov 28 - Mon, Dec 2
6:30 am - 3:43 pmHLN-IAD
7h 13m1 stop
7:55 pm - 9:13 pmIAD-HLN
27h 18m1 stop
$1,162United Airlines
Find Deal
Thu, Nov 28 - Mon, Dec 2
6:30 am - 4:16 pmHLN-IAD
31h 46m2 stops
7:55 pm - 9:13 pmIAD-HLN
27h 18m1 stop
$1,178United Airlines
Find Deal
Thu, Nov 28 - Mon, Dec 2
6:30 am - 5:55 pmHLN-DCA
33h 25m2 stops
4:13 pm - 9:48 pmDCA-HLN
7h 35m1 stop
$1,188United Airlines
Find Deal
Thu, Nov 28 - Mon, Dec 2
6:30 am - 5:55 pmHLN-DCA
33h 25m2 stops
4:35 pm - 1:57 pmDCA-HLN
23h 22m2 stops
$1,202United Airlines
Find Deal
Thu, Nov 28 - Mon, Dec 2
6:30 am - 4:25 pmHLN-IAD
31h 55m2 stops
10:20 pm - 9:13 pmIAD-HLN
24h 53m2 stops
$1,212United Airlines
Find Deal
Thu, Nov 28 - Mon, Dec 2
6:30 am - 3:02 pmHLN-DCA
6h 32m1 stop
4:13 pm - 9:48 pmDCA-HLN
7h 35m1 stop
$1,218United Airlines
Find Deal
Thu, Nov 28 - Mon, Dec 2

United Airlines flights from Helena to Washington, D.C.

Our best United Airlines deals on Helena to Washington, D.C. flight tickets
United Airlines
Jan 18
HLN2:25 pmHelena
7h 05m
1 stop
IAD11:30 pmWashington, D.C. Dulles Intl
Jan 25
IAD10:05 pmWashington, D.C. Dulles Intl
17h 36m
1 stop
HLN1:41 pmHelena
United Airlines
Jan 18
HLN2:25 pmHelena
7h 05m
1 stop
IAD11:30 pmWashington, D.C. Dulles Intl
Jan 25
IAD5:55 pmWashington, D.C. Dulles Intl
29h 41m
2 stops
HLN9:36 pmHelena
United Airlines
Jan 17
HLN2:25 pmHelena
18h 55m
2 stops
IAD11:20 amWashington, D.C. Dulles Intl
Jan 21
IAD8:30 amWashington, D.C. Dulles Intl
31h 11m
2 stops
HLN1:41 pmHelena

Alaska Airlines flights from Helena to Washington, D.C.

Our best Alaska Airlines deals on Helena to Washington, D.C. flight tickets
Alaska Airlines
Jan 8
HLN4:41 pmHelena
21h 48m
1 stop
DCA4:29 pmWashington, D.C. Reagan-National
Jan 13
DCA8:00 amWashington, D.C. Reagan-National
10h 04m
1 stop
HLN4:04 pmHelena
Alaska Airlines
Apr 8
HLN4:19 pmHelena
11h 15m
1 stop
IAD5:34 amWashington, D.C. Dulles Intl
Apr 15
IAD7:00 amWashington, D.C. Dulles Intl
10h 39m
1 stop
HLN3:39 pmHelena
Alaska Airlines
Jan 18
HLN4:41 pmHelena
27h 18m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Jan 25
DCA8:00 amWashington, D.C. Reagan-National
10h 04m
1 stop
HLN4:04 pmHelena

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Helena to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C.?

The month of July is, on average, the cheapest month to fly to Washington, D.C. from Helena, with most prices found around $488. If you’re not able to fly to Washington, D.C. in July, then May is your next best option. Flight prices from Helena to Washington, D.C. during May average around $498.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Helena is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $518. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Helena to Washington, D.C. for around $825.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

At noon is the cheapest time of day to fly from Helena to Washington, D.C. when you can find flight prices for as low as $507. Flying to Washington, D.C. at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $697. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Helena to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Helena to Washington, D.C. (HLN to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Washington, D.C.

Best Price Found

$219

Fastest flight time

6h 14m

Direct flights

None

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Helena in the past 72 hours is $219. The best round-trip flight deal from Helena to Washington, D.C. found on momondo in the last 72 hours is $364.
The fastest flight from Helena to Washington, D.C. takes 6h 14m
There are no direct flights from Helena to Washington, D.C.. Popular non-direct routes for this connection are Helena Airport - Baltimore/Washington Airport, Helena Airport - Washington, D.C. Reagan-National Airport and Helena Airport - Washington, D.C. Dulles Intl Airport.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

  • How far is Helena to Washington, D.C. by plane?

    There are 1835.3 mi between Helena and Washington, D.C.. In terms of flight time, this usually takes a little over 6h 14m.

  • When did momondo last update prices for flights from Helena Airport to Washington, D.C.?

    Prices for flights from Helena Airport to Washington, D.C. refresh daily.

  • How many operators does momondo search for flights from Helena Airport to Washington, D.C.?

  • How old do you have to be to fly from Helena Airport to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Helena to Washington, D.C.?


Best airlines flying from Helena to Washington, D.C.

Compare and see reviews for airlines that fly from Helena to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $344Free CancellationRating
7.4
9,146 reviews
Search United Airlines flights
DeltaPriceFrom $468Free CancellationRating
8.0
8,730 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Washington, D.C.?

Finding the right flight to Washington, D.C. from Helena is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Helena to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Helena which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Helena to Washington, D.C.?

momondo helps you find the best flight between Helena and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Helena to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Helena to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.


An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 12/2
Mon 12/9
Email me momondo's favorite deals

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.