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 $472 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $516 and $545 round-trip. American Airlines is 26% 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 Delta, which is currently one of the cheapest options available, starting at $216. American Airlines flights start at $280 while deals on United Airlines start at $414 one-way.

What is the cheapest day to fly from Philadelphia to Billings?

Travelers seeking maximum savings on their Philadelphia to Billings flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Philadelphia to Billings?

The most popular airlines flying from Philadelphia to Billings are American Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from Philadelphia to Billings?

Sunday flights are found to be more expensive to fly from Philadelphia to Billings. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Billings.

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

Travelers have found it’s best to book a flight 26 days in advance to save up to 95% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 26 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Philadelphia to Billings 1-2 weeks in advance for as low as $505, or $821 for flights within the next 24 hours.

What is the cheapest month to fly from Philadelphia to Billings?

Flights from Philadelphia to Billings lean towards being more expensive in November. Prices are generally better when you fly from Philadelphia to Billings in February, with the cheapest ticket starting at $348.

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.

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.

$216+ Flights from Philadelphia to Billings

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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.

Cheapflights Tip: The best prices from Philadelphia to Billings Logan Intl are usually found in February or August, booked 69 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Philadelphia to Billings

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$472 (American Airlines)
One-way from	$216 (Delta)
Popular in	November
Cheapest in	February
Average price	$610

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.

Search Deals

From Philadelphia to Billings Logan Intl

Search Deals

One-way flight from Philadelphia to Billings Logan Intl

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($68 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).

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Average for round-trip flights in March 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 marzo 26, 2025.

mar. 7/13:23 pmPHL - BIL

1 stop9h 33mAmerican Airlines

mar. 7/812:35 pmBIL - PHL

1 stop8h 19mAmerican Airlines

Deal found 3/24

$472

jue. 12/256:58 pmPHL - BIL

1 stop7h 37mDelta

vie. 1/211:40 amBIL - PHL

2 stops9h 49mDelta

Deal found 3/25

$477

mar. 4/110:03 amPHL - BIL

3 stops30h 50mMultiple Airlines

mié. 4/93:43 pmBIL - PHL

3 stops36h 09mMultiple Airlines

Deal found 3/25

$504

mar. 7/18:15 amPHL - BIL

2 stops10h 59mUnited Airlines

mar. 7/812:50 pmBIL - PHL

2 stops8h 24mUnited Airlines

Deal found 3/24

$545

mar. 4/17:20 amPHL - BIL

1 stop17h 59mAlaska Airlines

mar. 4/81:22 pmBIL - PHL

1 stop14h 38mAlaska Airlines

Deal found 3/25

$560

Best flights from Philadelphia to Billings
Discover carefully curated flight deals from Philadelphia to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated marzo 26, 2025.

mar. 7/13:23 pmPHL - BIL

1 stop9h 33mAmerican Airlines

mar. 7/812:35 pmBIL - PHL

1 stop8h 19mAmerican Airlines

Deal found 3/24

$472

mié. 4/96:55 pmPHL - BIL

1 stop6h 16mDelta

jue. 4/175:20 amBIL - PHL

2 stops10h 40mDelta

Deal found 3/25

$516

mar. 7/18:15 amPHL - BIL

2 stops10h 59mUnited Airlines

mar. 7/812:50 pmBIL - PHL

2 stops8h 24mUnited Airlines

Deal found 3/24

$545

Last-minute flights from Philadelphia to Billings
Discover last-minute flight deals from Philadelphia to Billings. Data last updated marzo 26, 2025 and is based on user searches.

mar. 4/110:03 amPHL - BIL

3 stops30h 50mMultiple Airlines

mié. 4/93:43 pmBIL - PHL

3 stops36h 09mMultiple Airlines

Deal found 3/25

$504

mar. 4/17:20 amPHL - BIL

1 stop17h 59mAlaska Airlines

mar. 4/81:22 pmBIL - PHL

1 stop14h 38mAlaska Airlines

Deal found 3/25

$560

mar. 4/13:45 pmPHL - BIL

1 stop7h 13mUnited Airlines

mié. 4/95:00 amBIL - PHL

1 stop8h 51mUnited Airlines

Deal found 3/25

$561

mar. 4/16:59 pmPHL - BIL

1 stop6h 11mDelta

mié. 4/96:26 pmBIL - PHL

2 stops12h 57mDelta

Deal found 3/25

$566

mié. 4/96:55 pmPHL - BIL

1 stop6h 16mDelta

jue. 4/175:20 amBIL - PHL

2 stops10h 40mDelta

Deal found 3/25

$516

One-way flights from Philadelphia to Billings
Search for one-way flight options from Philadelphia to Billings. Find affordable one-way fares based on user searches. Data last updated marzo 26, 2025.

sáb. 5/36:55 pmPHL - BIL

1 stop6h 17mDelta

Deal found 3/25

$216

vie. 6/133:23 pmPHL - BIL

1 stop9h 33mAmerican Airlines

Deal found 3/26

$280

lun. 7/76:46 pmPHL - BIL

2 stops16h 52mUnited Airlines

Deal found 3/25

$414

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

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

mar. 7/1

3:23 pm-10:56 pm

1 stop9h 33m

Billings Logan Intl

mar. 7/8

12:35 pm-10:54 pm

1 stop8h 19m

$472

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

mié. 4/9

6:55 pm-11:11 pm

1 stop6h 16m

Billings Logan Intl

jue. 4/17

5:20 am-6:00 pm

2 stops10h 40m

$516

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

mar. 7/1

8:15 am-5:14 pm

2 stops10h 59m

Billings Logan Intl

mar. 7/8

12:50 pm-11:14 pm

2 stops8h 24m

$545

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

sáb. 5/3

6:55 pm-11:12 pm

1 stop6h 17m

$216

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

vie. 6/13

3:23 pm-10:56 pm

1 stop9h 33m

$280

PhiladelphiaBillings

PHL - BIL

PHLBIL

Philadelphia

lun. 7/7

6:46 pm-9:38 am

2 stops16h 52m

$414

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

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 March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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

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?

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 $590). 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?

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

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

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 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

7,891 reviews

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

7,891 reviews

Delta

8.0

Very good

7,891 reviews

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

8,608 reviews

Delta

8.0

Very good

7,891 reviews

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

7,891 reviews

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

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 $472 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $516 and $545 round-trip. American Airlines is 26% 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 Delta, which is currently one of the cheapest options available, starting at $216. American Airlines flights start at $280 while deals on United Airlines start at $414 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 $590). 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

Browse thousands of different options on Cheapflights for your next trip

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Other flights to Billings

Top 3 airlines flying from Philadelphia to Billings

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$387	Average$558	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$444	Average$598	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$444	Average$678	FlexibilityNo cancel fee	On-time69%

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$216+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Philadelphia to Billings with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Philadelphia to Billings Logan Intl are usually found in February or August, booked 69 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Philadelphia to Billings

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Philadelphia to Billings

Cheapest flights from Philadelphia to BillingsExplore 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 marzo 26, 2025.

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 marzo 26, 2025.

Cheapflights Fare Finder

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

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 March.

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.

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 March 21, 2025.

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

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 marzo 26, 2025.

Rainfall in Billings by month

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

Temperature in Billings by month

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

Reviews of airlines servicing Billings

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?

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

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

How can I find direct flights from Philadelphia to Billings?

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

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

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 Philadelphia to Billings

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Philadelphia to Billings

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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 marzo 26, 2025.