Find Cheap Flights from Washington, D.C. to Helena (WAS - HLN)

Flights overview

Useful information for finding cheap flights from Washington, D.C. to Helena and booking your next trip

Cheapest round-trip flights	$309	Alaska 1 stop 13 hr Thu, Apr 23 — Wed, Apr 29	The cheapest round-trip flight from Washington, D.C. to Helena is currently $309
Cheapest one-way flight	$160	Alaska 1 stop 24 hr Wed, Feb 25	The cheapest one-way flight from Washington, D.C. to Helena is currently $160
Last-minute weekend getaway	$449	Alaska 1 stop 25 hr Thu, Jan 29 — Sun, Feb 1	The cheapest last-minute weekend getaway from Washington, D.C. to Helena is currently $449
Cheapest business class flights	$1,086	United 1 stop 10 hr Thu, Apr 23 — Sat, May 2	The cheapest business class round-trip flight from Washington, D.C. to Helena is currently $1,086

Fastest flight	7 hr 1 min	The fastest flight with stops from Washington, D.C. to Helena takes 7 hr 1 min
Nonstop flights	None	There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from Washington, D.C. to Helena is typically February. The most expensive month to fly is typically June.

February Cheapest	Typical prices: $360–640
June Most expensive	Typical prices: $440–660

Popular airlines from Washington, D.C. to Helena

United

from $334

Typical price: $405–710

1529 weekly connecting flights

BWI, DCA, IAD - HLN Every day
Delta

from $404

Typical price: $485–1,050

594 weekly connecting flights

BWI, DCA, IAD - HLN Every day
Alaska

from $309

Typical price: $450–970

49 weekly connecting flights

BWI, DCA, IAD - HLN Every day

Popular airports near Washington, D.C.

Ronald Reagan Washington National Airport (DCA)

Washington United States 18 min 4 mi
Dulles International Airport (IAD)

Washington United States 52 min 22 mi
Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI)

Baltimore United States 49 min 27 mi
Philadelphia International Airport (PHL)

Philadelphia United States 2 hr 20 min 116 mi

Popular airports near Helena

Helena Regional Airport (HLN)

Helena United States 12 min 2 mi
Bozeman Yellowstone International Airport (BZN)

Bozeman United States 1 hr 30 min 70 mi
Missoula Montana Airport (MSO)

Missoula United States 1 hr 56 min 99 mi
Great Falls International Airport (GTF)

Great Falls United States 1 hr 22 min 69 mi

Frequently asked questions about flying from Washington, D.C. to Helena

The cheapest flights from Washington, D.C. to Helena are usually in February. Typical ticket prices in February range from $360 to $640.

The cheapest round-trip flight from Washington, D.C. to Helena recently found on Google Flights was with Alaska from $309. The cheapest one-way flight was with Alaska from $160.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Washington, D.C. to Helena is $334, flying from Apr 23 to Apr 29.
The cheapest Delta flight from Washington, D.C. to Helena is $404, flying from Jan 31 to Feb 6.
The cheapest Alaska flight from Washington, D.C. to Helena is $309, flying from Apr 23 to Apr 29.

The cheapest round-trip flight from Washington, D.C. to Helena starts at $309 from Thu, Apr 23 to Wed, Apr 29. The cheapest one-way flight starts at $160 and departs on Wed, Feb 25.

7 hr 1 min is the shortest flight time from Washington, D.C. to Helena.

It's easy to use Google Flights to find the cheapest days to fly from Washington, D.C. to Helena.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Washington, D.C. to Helena really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Washington, D.C. to Helena.

In terms of flights, United is the most popular. United offers 1,529 connecting flights per week. United flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Helena Regional Airport (HLN) .

Other popular airlines flying from Washington, D.C. to Helena are:

Delta offers 594 connecting flights per week. Delta flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Helena Regional Airport (HLN) .
Alaska offers 49 connecting flights per week. Alaska flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Helena Regional Airport (HLN) .

The number of connecting flights refers to distinct flights with at least one stop between Washington, D.C. and Helena.

The cheapest round-trip flight from Washington, D.C. to Helena recently found on Google Flights was with Alaska from $309. The cheapest one-way flight was with Alaska from $160.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Washington, D.C. to Helena is $334, flying from Apr 23 to Apr 29.
The cheapest Delta flight from Washington, D.C. to Helena is $404, flying from Jan 31 to Feb 6.
The cheapest Alaska flight from Washington, D.C. to Helena is $309, flying from Apr 23 to Apr 29.

No airline flies direct from Washington, D.C. to Helena.

There are 1529 United connecting flights from Washington, D.C. to Helena per week. Flights are available every day.
There are 594 Delta connecting flights from Washington, D.C. to Helena per week. Flights are available every day.
There are 49 Alaska connecting flights from Washington, D.C. to Helena per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Washington, D.C. and Helena at price $449 is offered by Alaska from Thu, Jan 29 to Sun, Feb 1.

No airline flies direct from Washington, D.C. to Helena.

There are 1529 United connecting flights from Washington, D.C. to Helena per week. Flights are available every day.
There are 594 Delta connecting flights from Washington, D.C. to Helena per week. Flights are available every day.
There are 49 Alaska connecting flights from Washington, D.C. to Helena per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are no direct flights from Washington, D.C. to Helena.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Washington, D.C. to Helena, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Washington, D.C. and Helena start at $1,086 from Thu, Apr 23 to Sat, May 2 with United.

The cheapest economy class round-trip flights between Washington, D.C. and Helena start at $309 from Thu, Apr 23 to Wed, Apr 29.

To book business class trips from Washington, D.C. to Helena, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Washington, D.C. and Helena starts at $449 from Thu, Jan 29 to Sun, Feb 1 with Alaska.

The cheapest last-minute deal between Washington, D.C. and Helena at price $449 is offered by Alaska from Thu, Jan 29 to Sun, Feb 1.

To find last-minute flight deals from Washington, D.C. to Helena, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.