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$359+ Cheap flights from Philadelphia to Billings (PHL - BIL)

PHL — BIL
Oct 10 — Oct 171
Sat 10/10
Sat 10/17
1 adult, Economy
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Cheap flight deals from Philadelphia to Billings

Cheapest flights from Philadelphia to Billings

Fri 10/26:59 pm -
1 stop6h 16m
Sun 10/46:33 pm -
1 stop9h 32m
Deal found 9/7$399
Sat 10/107:20 am -
1 stop6h 58m
Tue 10/135:20 am -
2 stops11h 58m
Deal found 9/7$404
Wed 9/3010:35 am -
2 stops13h 59m
Fri 10/96:29 pm -
1 stop9h 36m
Deal found 9/9$419
Fri 9/256:59 pm -
1 stop6h 16m
Sun 10/46:33 pm -
1 stop9h 32m
Deal found 9/7$434
Sat 10/33:52 pm -
1 stop7h 18m
Sat 10/102:28 pm -
1 stop6h 52m
Deal found 9/5$445
Tue 9/228:00 am -
1 stop7h 21m
Sat 9/265:00 am -
2 stops10h 54m
Deal found 9/7$454
Sat 10/2410:05 am -
1 stop9h 11m
Wed 10/2810:30 am -
1 stop7h 01m
Deal found 9/9$459

Find flight deals from Philadelphia to Billings

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$359
(Delta)

Popular in

June

Cheapest in

March

Average price

$584
Provider with most accurate pricing for Philadelphia-Billings Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Billings Logan Intl flights.
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From Philadelphia to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($134 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Philadelphia to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaBillings

PHL Philadelphia - BIL Billings Logan Intl

PHLBIL

Philadelphia

Thu 1/28

7:00 am-12:19 pm

1 stop7h 19m

Billings Logan Intl

Mon 2/1

6:25 pm-5:41 am

1 stop9h 16m

$359

PhiladelphiaBillings

PHL Philadelphia - BIL Billings Logan Intl

PHLBIL

Philadelphia

Fri 10/2

6:59 pm-11:15 pm

1 stop6h 16m

Billings Logan Intl

Sun 10/4

6:33 pm-6:05 am

1 stop9h 32m

$399
Quickest round-trip

PhiladelphiaBillings

PHL Philadelphia - BIL Billings Logan Intl

PHLBIL

Philadelphia

Sat 10/3

3:52 pm-9:10 pm

1 stop7h 18m

Billings Logan Intl

Sat 10/10

2:28 pm-11:20 pm

1 stop6h 52m

$445

PhiladelphiaBillings

PHL Philadelphia - BIL Billings Logan Intl

PHLBIL

Philadelphia

Tue 9/22

8:00 am-1:21 pm

1 stop7h 21m

Billings Logan Intl

Sat 9/26

5:00 am-5:54 pm

2 stops10h 54m

$454

PhiladelphiaBillings

PHL Philadelphia - BIL Billings Logan Intl

PHLBIL

Philadelphia

Sat 10/24

1:24 pm-10:53 pm

2 stops11h 29m

Billings Logan Intl

Wed 10/28

10:30 am-7:31 pm

1 stop7h 01m

$464

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Sorted by cheapest first

Compare providers for flights from Philadelphia to Billings

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Billings in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Billings flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Billings flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Billings flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from Philadelphia with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Billings

How much does it cost to fly round-trip from Philadelphia to Billings?

Airfare is below average for this route at the moment.

Philadelphia to Billings flights typically cost between $478 and $593 in January.
The cheapest round-trip price found within the last 5 days was $359 on Delta (Jan 28-Feb 1).

Reviews of airlines servicing Billings

Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Philadelphia to Billings to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,554 reviews

Crew

8.5

Food

7.2

Overall

7.8

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.
Delta
7.8
Good
8,554 reviews
Delta
7.8
Good
8,554 reviews

Crew

8.5

Food

7.2

Overall

7.8

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.
United Airlines
7.4
Good
10,194 reviews
Delta
7.8
Good
8,554 reviews

Crew

8.5

Food

7.2

Overall

7.8

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.
American Airlines
7.1
Good
12,044 reviews
Delta
7.8
Good
8,554 reviews

Crew

8.5

Food

7.2

Overall

7.8

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.

Related info for your journey

  • How long is the flight from Philadelphia to Billings?

    There are many flights that can get you from Philadelphia to Billings in 7h 19m. Fly via Delta to get the fastest option. There are 1722 mi between Philadelphia and Billings.

  • What are the cheapest airlines flying from Philadelphia to Billings round-trip?

    Our cheapest airline available from Philadelphia to Billings is Delta. Our recent data shows that you can find tickets from as low as $348 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $404 and $419 round-trip. Delta is 41% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Philadelphia to Billings that include hotel bookings?

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

  • How can I find direct flights from Philadelphia to Billings?

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

  • Can I find deals for business class flights from Philadelphia to Billings?

    Yes. Cheapflights offers flight deals from Philadelphia to Billings 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

Top 3 airlines flying from Philadelphia to Billings

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$348Average$558FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$404Average$562FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$419Average$593FlexibilityNo cancel feeOn-time71%

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