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Delaware

$339+ Cheap flights from Helena (HLN) to Delaware

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — ILG
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Helena to Delaware

Cheapest flights from Helena to Delaware
Explore the most affordable flight options available from Helena to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/202:25 pm
HLN
-
PHL
1 stop7h 05m
United Airlines
Tue 2/246:27 am
PHL
-
HLN
2 stops9h 13m
United Airlines
Deal found 2/2$339
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/201:10 pm
HLN
-
PHL
1 stop8h 36m
Delta
Tue 2/247:00 am
PHL
-
HLN
1 stop7h 25m
Delta
Deal found 2/4$359
This Alaska Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/124:59 pm
HLN
-
PHL
1 stop10h 51m
Alaska Airlines
Tue 6/167:04 pm
PHL
-
HLN
1 stop23h 18m
Alaska Airlines
Deal found 2/4$544

Find flight deals from Helena to Delaware

Keep the following information in mind while searching for Helena to Delaware flight deals. Data was last updated February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$339
(United Airlines)

Popular in

October

Cheapest in

July

Average price

$432
Provider with most accurate pricing for Helena-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Philadelphia flights.
Search Deals
From Helena to Delaware
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($186 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Delaware that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Helena to Delaware that are best for you.

Fly from

Helena

Fly to

Delaware

Route

Depart

Return

Price

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 2/20

2:25 pm-11:30 pm

1 stop7h 05m

Philadelphia

Tue 2/24

6:27 am-1:40 pm

2 stops9h 13m

$339

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 2/20

1:10 pm-11:46 pm

1 stop8h 36m

Philadelphia

Tue 2/24

7:00 am-12:25 pm

1 stop7h 25m

$359

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 2/11

1:10 pm-11:53 pm

1 stop8h 43m

$508

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Thu 2/12

1:10 pm-11:46 pm

1 stop8h 36m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Best time to book a flight from Helena to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from Helena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helena to Delaware
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Helena to Delaware. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Helena to Delaware?

    Located just 2.7 mi from the city center, Helena (HLN) is the airport most travelers will use when flying to Delaware from Helena.

  • How long is the flight from Helena to Delaware?

    For as low as $339, United Airlines can have you in Delaware from Helena in 7h 05m. The distance from Helena to Delaware is about 1887 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Helena to Delaware that include hotel bookings?

    Yes. In addition to deals on Helena to Delaware flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helena to Delaware?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Delaware.

  • Can I find deals for business class flights from Helena to Delaware?

    Yes. Cheapflights offers flight deals from Helena to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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