HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Delaware

$429+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — ILG
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to Delaware with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Helena to Delaware

Keep the following information in mind while searching for Helena to Delaware flight deals. Data was last updated August 18, 2025.

Round-trip from

$429
(United Airlines)
From Helena to Delaware
Search Deals

Find 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 August 18, 2025.

This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/236:30 amHLN - PHL
1 stop7h 19mUnited Airlines
Tue 9/303:45 pmPHL - HLN
1 stop7h 15mUnited Airlines
Deal found 8/18$429
This United Airlines deal was found by Cheapflights users on 8/17. 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 12/192:26 pmHLN - PHL
1 stop7h 04mUnited Airlines
Thu 12/2510:39 amPHL - HLN
2 stops12h 52mUnited Airlines
Deal found 8/17$679
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 12/202:26 pmHLN - PHL
1 stop13h 06mUnited Airlines
Thu 12/258:27 amPHL - HLN
2 stops15h 04mUnited Airlines
Deal found 8/17$699
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 12/212:26 pmHLN - PHL
1 stop7h 04mUnited Airlines
Thu 12/258:27 amPHL - HLN
2 stops15h 04mUnited Airlines
Deal found 8/17$724
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sun 8/312:30 pmHLN - PHL
1 stop7h 00mUnited Airlines
Thu 9/43:40 pmPHL - HLN
1 stop7h 31mUnited Airlines
Deal found 8/16$807

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 August 18, 2025.
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

Tue 9/23

6:30 am-3:49 pm

1 stop7h 19m

Philadelphia

Tue 9/30

3:45 pm-9:00 pm

1 stop7h 15m

$429

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 12/19

2:26 pm-11:30 pm

1 stop7h 04m

Philadelphia

Thu 12/25

10:39 am-9:31 pm

2 stops12h 52m

$679

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Sat 12/20

2:26 pm-5:32 am

1 stop13h 06m

Philadelphia

Thu 12/25

8:27 am-9:31 pm

2 stops15h 04m

$699

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Sun 12/21

2:26 pm-11:30 pm

1 stop7h 04m

Philadelphia

Thu 12/25

8:27 am-9:31 pm

2 stops15h 04m

$724

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Sun 8/31

2:30 pm-11:30 pm

1 stop7h 00m

Philadelphia

Thu 9/4

3:40 pm-9:11 pm

1 stop7h 31m

$807

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

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 $429, United Airlines can have you in Delaware from Helena in 7h 19m. The distance from Helena to Delaware is about 1887 mi.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Helena to Delaware

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to Seattle flights
Kalispell to Hobby flights
Bozeman to Denver flights
Bozeman to Los Angeles flights
Bozeman to Minneapolis flights
Bozeman to Atlanta flights
Kalispell to Dallas/Fort Worth flights
Bozeman to Dallas/Fort Worth flights
Bozeman to O'Hare Intl flights
Bozeman to San Francisco flights
Bozeman to Newark flights
Kalispell to Seattle flights
Bozeman to Las Vegas flights
Bozeman to John F Kennedy Intl flights
Missoula to O'Hare Intl flights
Billings to Seattle flights
Missoula to Seattle flights
Billings to O'Hare Intl flights
Kalispell to George Bush Intcntl flights
Butte to Hobby flights
Butte to George Bush Intcntl flights
Bozeman to Dulles Intl flights
Bozeman to Detroit flights
Bozeman to Orlando flights
Bozeman to LaGuardia flights
Missoula to Denver flights
Bozeman to Baltimore flights
Kalispell to San Diego flights
Bozeman to Nashville flights
Kalispell to Denver flights
Bozeman to Kansas City flights
Missoula to Los Angeles flights
Bozeman to Reagan-National flights
Billings to Los Angeles flights
Missoula to San Diego flights
Missoula to Salt Lake City flights
Billings to Tampa flights
Billings to Denver flights
Bozeman to Oklahoma City flights
Billings to Portland flights
Helena to Seattle flights
Kalispell to San Francisco flights
Bozeman to Portland flights
Billings to Dallas/Fort Worth flights
Missoula to John F Kennedy Intl flights
Bozeman to New Orleans flights
Helena to Los Angeles flights
Missoula to LaGuardia flights
Bozeman to Salt Lake City flights
Missoula to Hobby flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.