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$350+ Cheap flights from Bismarck to Philadelphia (BIS - PHL)

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — PHL
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Cheap flight deals from Bismarck to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Bismarck (BIS) to Philadelphia (PHL). 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 January 12, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$325
(Delta)

Popular in

April

Cheapest in

November

Average price

$268
Provider with most accurate pricing for Bismarck-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Bismarck-Philadelphia flights.
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From Bismarck to Philadelphia
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($91 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Bismarck to Philadelphia

Cheapest flights from Bismarck to Philadelphia
Explore the most affordable flight options available from Bismarck to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This Delta deal was found by Cheapflights users on 1/12. 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 2/216:10 am
BIS
-
PHL
2 stops9h 27m
Delta
Mon 2/236:10 am
PHL
-
BIS
1 stop5h 25m
Delta
Deal found 1/12$350
This Delta deal was found by Cheapflights users on 1/10. 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.
Wed 3/1111:10 am
BIS
-
PHL
1 stop5h 49m
Delta
Wed 3/186:54 pm
PHL
-
BIS
1 stop5h 33m
Delta
Deal found 1/10$352
This American Airlines deal was found by Cheapflights users on 1/12. 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 1/176:16 am
BIS
-
PHL
2 stops10h 29m
American Airlines
Mon 1/195:00 am
PHL
-
BIS
1 stop10h 24m
American Airlines
Deal found 1/12$482
This United Airlines deal was found by Cheapflights users on 1/10. 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 1/221:35 pm
BIS
-
PHL
1 stop8h 57m
United Airlines
Sat 1/247:45 pm
PHL
-
BIS
2 stops28h 45m
United Airlines
Deal found 1/10$578

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bismarck to Philadelphia 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 January 12, 2026.
Use the filters below to find and compare flights from Bismarck to Philadelphia that are best for you.

Fly from

Bismarck

Fly to

Philadelphia

Route

Depart

Return

Price

BismarckPhiladelphia

BIS - PHL

BISPHL

Bismarck

Sat 2/21

6:10 am-4:37 pm

2 stops9h 27m

Philadelphia

Mon 2/23

6:10 am-10:35 am

1 stop5h 25m

$350

BismarckPhiladelphia

BIS - PHL

BISPHL

Bismarck

Wed 3/11

11:10 am-5:59 pm

1 stop5h 49m

Philadelphia

Wed 3/18

6:54 pm-11:27 pm

1 stop5h 33m

$352

BismarckPhiladelphia

BIS - PHL

BISPHL

Bismarck

Thu 1/22

1:35 pm-11:32 pm

1 stop8h 57m

Philadelphia

Sat 1/24

7:45 pm-11:30 pm

2 stops28h 45m

$593

BismarckPhiladelphia

BIS - PHL

BISPHL

Bismarck

Wed 3/11

8:00 am-9:09 pm

2 stops12h 09m

Philadelphia

Wed 3/18

5:45 am-11:43 pm

3 stops18h 58m

$712

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Compare providers for flights from Bismarck to Philadelphia

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 Bismarck to Philadelphia in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 Bismarck-Philadelphia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bismarck-Philadelphia flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Bismarck-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bismarck-Philadelphia 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 Bismarck-Philadelphia 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 Bismarck to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Bismarck 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 Bismarck to Philadelphia

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

Currently, November is the cheapest month in which you can book a flight from Bismarck to Philadelphia (average of $249). Flying from Bismarck to Philadelphia in May is currently the most expensive (average of $503). 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.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated January 12, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Bismarck to Philadelphia. 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
7.9
Good
8,039 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,039 reviews
Delta
7.9
Good
8,039 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,114 reviews
Delta
7.9
Good
8,039 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from Bismarck to Philadelphia?

    Departing from Bismarck to Philadelphia will take you 9h 27m. Bismarck and Philadelphia are separated by a distance of 1360 mi.

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

    Flying on American Airlines is currently your cheapest option to Philadelphia, with prices starting at $249. Another option worth looking into is Delta, starting at $268 round trip. American Airlines is 39% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bismarck to Philadelphia 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 Bismarck to Philadelphia?

    Currently, November is the cheapest month in which you can book a flight from Bismarck to Philadelphia (average of $249). Flying from Bismarck to Philadelphia in May is currently the most expensive (average of $503). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Newark
Chester

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Alternative routes for Bismarck to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Bismarck to Philadelphia

Discover the top 2 airlines that operate flights from Bismarck to Philadelphia. 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 January 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$249Average$535FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$378FlexibilityNo cancel feeOn-timeN/A

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