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$155+ Cheap flights from Oshkosh, WI to Philadelphia (PHL)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — PHL
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Oshkosh to Philadelphia are usually found in October or February, booked 70 days in advance, depart on a Saturday or Wednesday and return on a Saturday

Cheap flight deals from Oshkosh to Philadelphia

Keep the following information in mind while searching for Oshkosh to Philadelphia flight deals. Data was last updated August 14, 2025.

Round-trip from

$249
(Delta)

One-way from

$155
(Delta)

Popular in

December

Cheapest in

October

Average price

$366
From Oshkosh to Philadelphia
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One-way flight from Oshkosh to Philadelphia
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Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Oshkosh to Philadelphia

Cheapest flights from Oshkosh to Philadelphia
Explore the most affordable flight options available from Oshkosh to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Delta deal was found by Cheapflights users on 8/13. 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 10/14:16 pmATW - PHL
1 stop6h 39mDelta
Sun 10/56:00 amPHL - ATW
1 stop6h 28mDelta
Deal found 8/13$249
This Delta deal was found by Cheapflights users on 8/11. 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 8/235:34 amATW - PHL
1 stop6h 56mDelta
Tue 8/264:59 pmPHL - ATW
1 stop6h 54mDelta
Deal found 8/11$284
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 10/306:13 pmATW - PHL
1 stop5h 03mAmerican Airlines
Tue 11/48:40 amPHL - ATW
2 stops7h 33mAmerican Airlines
Deal found 8/12$316
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/256:45 pmATW - PHL
1 stop5h 00mUnited Airlines
Mon 9/295:06 pmPHL - ATW
1 stop5h 27mUnited Airlines
Deal found 8/13$322
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 9/46:00 amATW - PHL
2 stops8h 08mAmerican Airlines
Mon 9/87:10 pmPHL - ATW
1 stop5h 27mAmerican Airlines
Deal found 8/12$323
This Delta deal was found by Cheapflights users on 8/12. 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.
Thu 8/215:34 amATW - PHL
1 stop6h 56mDelta
Mon 8/254:59 pmPHL - ATW
1 stop6h 54mDelta
Deal found 8/12$324
This United Airlines deal was found by Cheapflights users on 8/13. 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 8/295:25 pmATW - PHL
1 stop5h 55mUnited Airlines
Tue 9/26:30 amPHL - ATW
1 stop6h 35mUnited Airlines
Deal found 8/13$329
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 8/156:01 amATW - PHL
1 stop6h 02mAmerican Airlines
Sun 8/176:00 amPHL - ATW
1 stop4h 17mAmerican Airlines
Deal found 8/12$339
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 10/76:00 amATW - PHL
2 stops6h 59mAmerican Airlines
Sun 10/126:00 amPHL - ATW
1 stop4h 23mAmerican Airlines
Deal found 8/13$342
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 10/196:13 pmATW - PHL
1 stop5h 03mAmerican Airlines
Sat 10/251:45 pmPHL - ATW
2 stops7h 07mAmerican Airlines
Deal found 8/13$345

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oshkosh 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 August 14, 2025.
Use the filters below to find and compare flights from Oshkosh to Philadelphia that are best for you.

Fly from

Oshkosh

Fly to

Philadelphia

Route

Depart

Return

Price

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Thu 9/4

3:45 pm-11:17 pm

1 stop6h 32m

Philadelphia

Mon 9/8

5:27 pm-11:37 pm

1 stop7h 10m

$249

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Tue 10/7

5:41 am-1:20 pm

1 stop6h 39m

Philadelphia

Sun 10/12

6:00 am-11:25 am

1 stop6h 25m

$249

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Tue 9/30

5:35 am-1:35 pm

1 stop7h 00m

Philadelphia

Sun 10/5

6:00 am-11:28 am

1 stop6h 28m

$249

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Thu 10/30

6:13 pm-12:16 am

1 stop5h 03m

Philadelphia

Tue 11/4

2:10 pm-7:11 pm

1 stop6h 01m

$249

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Fri 10/31

5:39 pm-11:05 pm

1 stop4h 26m

Philadelphia

Tue 11/4

12:23 pm-4:47 pm

1 stop5h 24m

$249

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Wed 10/1

4:16 pm-11:55 pm

1 stop6h 39m

Philadelphia

Sun 10/5

6:00 am-11:28 am

1 stop6h 28m

$249

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Wed 10/15

5:35 pm-11:05 pm

1 stop4h 30m

Philadelphia

Tue 10/21

6:00 am-11:25 am

1 stop6h 25m

$279

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Wed 10/1

6:07 pm-11:19 pm

1 stop4h 12m

$155

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Thu 10/2

6:45 pm-12:45 am

1 stop5h 00m

$169

AppletonPhiladelphia

ATW - PHL

ATWPHL

Appleton Intl

Tue 11/11

5:29 am-1:28 pm

1 stop6h 59m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 13 results
1
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Best time to book a flight from Oshkosh to Philadelphia

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

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

Use this chart to determine the optimal time to book a round-trip flight from Oshkosh to Philadelphia. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from Oshkosh to Philadelphia, you should look to book at least 26 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 Oshkosh to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Oshkosh to Philadelphia (average of $236). Flying from Oshkosh to Philadelphia in March is currently the most expensive (average of $295). 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 OS9 to PHL?

Find hourly flight availability from Oshkosh to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Oshkosh to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Oshkosh to Philadelphia

Explore weekly flight availability from Oshkosh to Philadelphia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from OS9 to PHL are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

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 August 14, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Oshkosh 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
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly into for flights to Philadelphia from Oshkosh?

    Philadelphia (PHL) is the airport you will fly into if you book a flight from Oshkosh to Philadelphia. You should not have trouble finding flights to Philadelphia from Oshkosh; the airport handles an average of 0 inbound flights from Oshkosh per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Philadelphia airport from Oshkosh. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.

  • How popular is this Oshkosh to Philadelphia flight route?

    The Oshkosh to Philadelphia flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the most reliable airlines from Oshkosh to Philadelphia?

    The top 3 most reliable airlines when flying from Oshkosh to Philadelphia are Republic Airways (86%), Piedmont Airlines (72%) and Qatar Airways (70%).

  • What are the cheapest flights from Oshkosh to Philadelphia?

    On average you can expect to pay $617 for a flight from Oshkosh to Philadelphia. The cheapest flight overall is $108 while the most popular route, (Appleton Intl - Philadelphia) is currently priced at $249.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Oshkosh to Philadelphia (average of $236). Flying from Oshkosh to Philadelphia in March is currently the most expensive (average of $295). 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
Vineland
Wildwood
King of Prussia
Pottstown
Cherry Hill
Ocean City
Reading
Millville
Ephrata
Camden
Dewey Beach
Dover
Elkton
Essington
Willow Grove
Newark
Chester
Exton
Glen Mills
Springfield

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Oshkosh to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Oshkosh to Philadelphia

Discover the top 5 airlines that operate flights from Oshkosh 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$34Average$225FlexibilityNo cancel feeOn-time62%
DeltaCheapest$180Average$393FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$217Average$391FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$241Average$370FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$246Average$434FlexibilityNo cancel feeOn-time71%

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