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$223+ Cheap flights from Philadelphia to Billings (PHL - BIL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BIL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Billings Logan Intl are usually found in February or April, booked 69 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Philadelphia to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Billings (BIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$445
(American Airlines)

One-way from

$223
(American Airlines)

Popular in

November

Cheapest in

February

Average price

$609
Provider with most accurate pricing for Philadelphia-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Billings Logan Intl flights.
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From Philadelphia to Billings Logan Intl
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One-way flight from Philadelphia to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Philadelphia to Billings

Cheapest flights from Philadelphia to Billings
Explore the most affordable flight options available from Philadelphia to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/311:55 pmPHL - BIL
1 stop10h 07mAmerican Airlines
Wed 6/41:58 pmBIL - PHL
1 stop6h 52mAmerican Airlines
Deal found 4/30$445
This Delta deal was found by Cheapflights users on 4/29. 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.
Sat 5/246:59 pmPHL - BIL
1 stop5h 59mDelta
Sun 6/16:23 amBIL - PHL
2 stops12h 32mDelta
Deal found 4/29$450
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 6/23:45 pmPHL - BIL
1 stop7h 29mUnited Airlines
Sat 6/75:00 amBIL - PHL
1 stop22h 22mUnited Airlines
Deal found 4/29$513

Cheapflights Fare Finder

Customize your flight search to find flights from Philadelphia to Billings 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 May 1, 2025.
Use the filters below to find and compare flights from Philadelphia to Billings that are best for you.

Fly from

Philadelphia

Fly to

Billings

Route

Depart

Return

Price

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

Sat 5/31

1:55 pm-10:02 pm

1 stop10h 07m

Billings Logan Intl

Wed 6/4

1:58 pm-10:50 pm

1 stop6h 52m

$445

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

Sat 5/24

6:59 pm-10:58 pm

1 stop5h 59m

Billings Logan Intl

Sun 6/1

6:23 am-8:55 pm

2 stops12h 32m

$450

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

Mon 6/2

3:45 pm-9:14 pm

1 stop7h 29m

Billings Logan Intl

Sat 6/7

5:00 am-5:22 am

1 stop22h 22m

$513

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

Fri 5/23

3:55 pm-10:02 pm

1 stop8h 07m

$223

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

Fri 6/13

5:25 pm-12:12 am

2 stops8h 47m

$228

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

Fri 6/13

6:30 am-9:37 am

3 stops29h 07m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Philadelphia to Billings

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Billings in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice 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 eDreams the most. eDreams 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
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 Philadelphia to Billings

How far ahead should I book a flight from Philadelphia to Billings?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Billings. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Philadelphia to Billings, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Philadelphia to Billings?

Currently, February is the cheapest month in which you can book a flight from Philadelphia to Billings (average of $396). Flying from Philadelphia to Billings in June is currently the most expensive (average of $560). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to BIL?

Find hourly flight availability from Philadelphia to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

A simple way to save on the total cost of your ticket is to fly from Philadelphia to Billings in the afternoon. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the morning.

Rainfall in Billings by month

Plan your trip to Billings by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Billings ranges from 0.5 - 2.2 inches per month. May is typically the wettest month, when rainfall can reach 2.2 in. January is typically the driest time to visit Billings when rainfall is around 0.5 in.

Temperature in Billings by month

Plan your trip to Billings by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Billings, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Billings. Reviews last updated May 1, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Philadelphia to Billings by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

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

    Our cheapest airline available from Philadelphia to Billings is American Airlines. Our recent data shows that you can find tickets from as low as $445 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $450 and $513 round-trip. American Airlines is 30% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Philadelphia to Billings one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $223. Delta flights start at $228 while deals on United Airlines start at $536 one-way.

  • 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.

  • What is the cheapest month to book a flight from Philadelphia to Billings?

    Currently, February is the cheapest month in which you can book a flight from Philadelphia to Billings (average of $396). Flying from Philadelphia to Billings in June is currently the most expensive (average of $560). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Philadelphia to Billings

Discover the top 3 airlines that operate flights from Philadelphia to Billings. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$354Average$558FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$444Average$583FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$444Average$656FlexibilityNo cancel feeOn-time69%

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