Which airports can I use when flying from Helena to Dayton?

Flights from Helena to Dayton usually depart from Helena (HLN) and arrive at Dayton (DAY).

Do I need a passport to fly from Helena to Dayton?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Helena to Dayton changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $494 to $644. That means the highest observed fare was about 30% higher than the lowest one.

What is the time difference between Helena and Dayton?

Dayton is 2 hours ahead of Helena (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Dayton Airport (DAY)?

Dayton Airport (DAY) hosts 5 major car rental companies, with daily rates averaging $72 for economy cars. Top options include: • Budget • Thrifty • Alamo • Hertz • Avis

Which airline is the cheapest to fly from Helena to Dayton?

United Airlines ($494) offered the cheapest round-trip ticket from Helena to Dayton in the last 5 days.

$494 CHEAP FLIGHTS from Helena to Dayton (HLN - DAY)

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Flight Deals

Cheap Flights from Helena to Dayton (HLN-DAY)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Helena to Dayton

Sat, Jan 9 - Tue, Jan 12

2:27 pm - 10:38 pmHLN Helena-DAY Dayton

6h 11m1 stop Denver Intl

5:25 am - 1:40 pmDAY Dayton-HLN Helena

10h 15m2 stops Chicago O'Hare Intl Denver Intl

$494United Airlines

Sat, Jan 9 - Tue, Jan 12

2:27 pm - 10:38 pmHLN Helena-DAY Dayton

6h 11m1 stop Denver Intl

8:30 am - 1:40 pmDAY Dayton-HLN Helena

7h 10m1 stop Denver Intl

$578United Airlines

Sat, Jan 9 - Tue, Jan 12

6:15 am - 7:33 pmHLN Helena-DAY Dayton

11h 18m2 stops Denver Intl Washington, D.C. Dulles Intl

7:00 am - 1:40 pmDAY Dayton-HLN Helena

8h 40m2 stops Chicago O'Hare Intl Denver Intl

$599United Airlines

Sat, Jan 9 - Tue, Jan 12

6:15 am - 7:33 pmHLN Helena-DAY Dayton

11h 18m2 stops Denver Intl Washington, D.C. Dulles Intl

7:00 am - 1:40 pmDAY Dayton-HLN Helena

8h 40m2 stops Chicago O'Hare Intl Denver Intl

$640United Airlines

Sat, Jan 9 - Tue, Jan 12

6:15 am - 7:33 pmHLN Helena-DAY Dayton

11h 18m2 stops Denver Intl Washington, D.C. Dulles Intl

7:00 am - 1:40 pmDAY Dayton-HLN Helena

8h 40m2 stops Chicago O'Hare Intl Denver Intl

$644United Airlines

Booking Insights

Price, demand and travel trends for Helena to Dayton flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Helena to Dayton?: United Airlines ($494) offered the cheapest round-trip ticket from Helena to Dayton in the last 5 days.

Find deals

Cheapest flight	$494

Round-trip flight from Helena to Dayton

When to book flights from Helena to Dayton

Are your dates flexible? Find out the best times to travel from Helena to Dayton based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Helena to Dayton?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
Have flight prices from Helena to Dayton changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $494 to $644. That means the highest observed fare was about 30% higher than the lowest one.
What car rental options are available at Dayton Airport (DAY)?
Dayton Airport (DAY) hosts 5 major car rental companies, with daily rates averaging $72 for economy cars. Top options include:

• Budget
• Thrifty
• Alamo
• Hertz
• Avis
Which airports can I use when flying from Helena to Dayton?
Flights from Helena to Dayton usually depart from Helena (HLN) and arrive at Dayton (DAY).
What is the time difference between Helena and Dayton?
Dayton is 2 hours ahead of Helena (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

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HLN - DAY

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Everything you should know

Cheap Flights from Helena to Dayton (HLN-DAY)

Recent round-trip flight deals from Helena to Dayton

Recent one-way flight deals from Helena to Dayton

Price, demand and travel trends for Helena to Dayton flights

Which airline is the cheapest to fly from Helena to Dayton?

Key details for Helena to Dayton flights

Cheapest flight

When to book flights from Helena to Dayton

Your Helena to Dayton flight questions, answered

More options for your flight from Helena to Dayton

Complete your trip to Dayton with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Helena to Dayton

Find direct flights to and from Helena and Dayton

Flights from domestic origins to Dayton

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