$230+ Cheap flights from Philadelphia to Billings (PHL - BIL)
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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BIL
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Billings 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 Philadelphia to Billings
Cheapest
Best
Last-minute
One-way
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 October 25, 2026.
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 October 25, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 11/65:49 pm -
1 stop19h 26m
Mon 11/97:18 am -
1 stop20h 14m
Deal found 10/21![Alaska Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 10/23. 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.
Thu 11/197:15 am -
1 stop7h 03m
Thu 11/265:35 am -
2 stops9h 05m
Deal found 10/23![Delta logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 11/87:02 am -
1 stop11h 30m
Mon 11/167:18 am -
1 stop20h 14m
Deal found 10/21![Alaska Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/67:45 am -
1 stop7h 44m
Tue 11/107:00 am -
2 stops8h 47m
Deal found 10/22![United Airlines logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/57:02 am -
1 stop11h 30m
Tue 11/105:12 pm -
1 stop10h 20m
Deal found 10/21![Alaska Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 10/21. 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.
Sun 11/87:20 am -
1 stop6h 58m
Mon 11/166:29 pm -
2 stops12h 58m
Deal found 10/21![Delta logo]()
$520
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/87:45 am -
1 stop7h 44m
Mon 11/162:42 pm -
1 stop6h 57m
Deal found 10/25![United Airlines logo]()
$534
Best flights from Philadelphia to BillingsDiscover 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 October 25, 2026.
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 October 25, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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.
Thu 1/287:00 am -
1 stop7h 19m
Mon 2/112:58 pm -
1 stop8h 43m
Deal found 10/21![Delta logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 11/65:49 pm -
1 stop19h 26m
Mon 11/97:18 am -
1 stop20h 14m
Deal found 10/21![Alaska Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/57:45 am -
1 stop9h 37m
Tue 11/107:00 am -
1 stop6h 46m
Deal found 10/21![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 10/21. 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.
Thu 11/198:00 am -
2 stops13h 37m
Thu 11/266:34 am -
2 stops10h 23m
Deal found 10/21![Delta logo]()
$488
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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.
Sun 11/87:02 am -
1 stop11h 30m
Mon 11/167:18 am -
1 stop20h 14m
Deal found 10/23![Alaska Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 1/273:27 pm -
1 stop7h 48m
Sat 1/302:38 pm -
1 stop6h 59m
Deal found 10/25![United Airlines logo]()
$499
Last-minute flights from Philadelphia to BillingsDiscover last-minute flight deals from Philadelphia to Billings. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Billings. Data last updated October 25, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/57:02 am -
1 stop11h 30m
Tue 11/105:12 pm -
1 stop10h 20m
Deal found 10/21![Alaska Airlines logo]()
$514
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 11/65:49 pm -
1 stop19h 26m
Mon 11/97:18 am -
1 stop20h 14m
Deal found 10/21![Alaska Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/67:45 am -
1 stop7h 44m
Tue 11/107:00 am -
2 stops8h 47m
Deal found 10/22![United Airlines logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 11/87:02 am -
1 stop11h 30m
Mon 11/167:18 am -
1 stop20h 14m
Deal found 10/21![Alaska Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 10/21. 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.
Sun 11/87:20 am -
1 stop6h 58m
Mon 11/166:29 pm -
2 stops12h 58m
Deal found 10/21![Delta logo]()
$520
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/87:45 am -
1 stop7h 44m
Mon 11/162:42 pm -
1 stop6h 57m
Deal found 10/25![United Airlines logo]()
$534
This Delta deal was found by Cheapflights users on 10/23. 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.
Thu 11/197:15 am -
1 stop7h 03m
Thu 11/265:35 am -
2 stops9h 05m
Deal found 10/23![Delta logo]()
$454
One-way flights from Philadelphia to BillingsSearch for one-way flight options from Philadelphia to Billings. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Philadelphia to Billings. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/105:49 pm -
1 stop19h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$230
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/57:45 am -
1 stop9h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$245
This Delta deal was found by Cheapflights users on 10/25. 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 10/317:20 am -
1 stop6h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Delta logo]()
$265
This Delta deal was found by Cheapflights users on 10/25. 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.
Sun 11/18:50 am -
2 stops13h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Delta logo]()
$295
This Orbitz deal was found by Cheapflights users on 10/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:17 pm -
1 stop24h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Alaska Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 10/24. 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 10/307:20 am -
1 stop6h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Delta logo]()
$326
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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.
Mon 11/27:02 am -
1 stop11h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Alaska Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:50 am -
3 stops27h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$432
Find 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 October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Delta) |
One-way from | $230 (Alaska Airlines) |
Popular in | November |
Cheapest in | October |
Average price | $378 |
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 7,457,451 searches. Data last updated October 25, 2026.
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
Cheapest round-trip
PhiladelphiaBillings
PHL Philadelphia - BIL Billings Logan Intl
PHLBIL
Philadelphia
Tue 11/10
5:49 pm-11:15 am
1 stop19h 26m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$230
Quickest round-trip
PhiladelphiaBillings
PHL Philadelphia - BIL Billings Logan Intl
PHLBIL
Philadelphia
Thu 11/5
7:45 am-3:22 pm
1 stop9h 37m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$245
PhiladelphiaBillings
PHL Philadelphia - BIL Billings Logan Intl
PHLBIL
Philadelphia
Tue 11/10
1:20 pm-9:14 pm
2 stops9h 54m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$250
PhiladelphiaBillings
PHL Philadelphia - BIL Billings Logan Intl
PHLBIL
Philadelphia
Mon 11/2
12:09 pm-10:25 pm
2 stops12h 16m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$295
PhiladelphiaBillings
PHL Philadelphia - BIL Billings Logan Intl
PHLBIL
Philadelphia
Sun 11/1
8:50 am-8:15 pm
2 stops13h 25m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$295
PhiladelphiaBillings
PHL Philadelphia - BIL Billings Logan Intl
PHLBIL
Philadelphia
Fri 10/30
4:17 pm-3:04 pm
1 stop24h 47m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$310
PhiladelphiaBillings
PHL Philadelphia - BIL Billings Logan Intl
PHLBIL
Philadelphia
Fri 10/30
6:35 am-5:49 pm
2 stops13h 14m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$331
PhiladelphiaBillings
PHL Philadelphia - BIL Billings Logan Intl
PHLBIL
Philadelphia
Mon 11/2
7:02 am-4:32 pm
1 stop11h 30m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$350
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
12:58 pm-11:41 pm
1 stop8h 43m
$379
PhiladelphiaBillings
PHL Philadelphia - BIL Billings Logan Intl
PHLBIL
Philadelphia
Thu 11/5
7:50 am-9:14 am
3 stops27h 24m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$432
Showing 1-10 of 16 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- 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.
PHL-BIL
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
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 October 25, 2026.
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.
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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.
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Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Philadelphia to Billings, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Billings flights
Browse other Philadelphia and Billings flight options. Last updated on October 25, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$348 | Average$516 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$378 | Average$563 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$419 | Average$593 | FlexibilityNo cancel fee | On-time71% |