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Oshkosh

$251+ Cheap flights from Sky Harbor Intl (PHX) to Oshkosh, WI

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — MKE
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Oshkosh

Keep the following information in mind while searching for Sky Harbor Intl to Oshkosh flight deals. Data was last updated July 29, 2025.

Round-trip from

$251
(American Airlines)

Popular in

October

Cheapest in

February

Average price

$383
From Phoenix Sky Harbor Intl to Oshkosh
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Sky Harbor Intl to Oshkosh

Cheapest flights from Sky Harbor Intl to Oshkosh
Explore the most affordable flight options available from Sky Harbor Intl to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1711:54 amPHX - ATW
1 stop7h 38mAmerican Airlines
Tue 9/236:18 pmATW - PHX
1 stop7h 37mAmerican Airlines
Deal found 7/29$251
This Delta deal was found by Cheapflights users on 7/27. 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 8/237:05 amPHX - ATW
1 stop6h 27mDelta
Tue 8/267:00 amATW - PHX
1 stop8h 43mDelta
Deal found 7/27$257
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 8/2312:40 pmPHX - ATW
1 stop7h 03mUnited Airlines
Tue 8/262:41 pmATW - PHX
2 stops11h 34mUnited Airlines
Deal found 7/28$370
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/412:14 pmPHX - ATW
2 stops22h 02mMultiple Airlines
Sun 9/72:45 pmATW - PHX
2 stops19h 49mMultiple Airlines
Deal found 7/28$418

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl to Oshkosh 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 July 29, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Oshkosh that are best for you.

Fly from

Sky Harbor Intl

Fly to

Oshkosh

Route

Depart

Return

Price

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Wed 9/17

11:54 am-9:32 pm

1 stop7h 38m

Appleton Intl

Tue 9/23

6:18 pm-11:55 pm

1 stop7h 37m

$251

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Sat 8/23

7:05 am-3:32 pm

1 stop6h 27m

Appleton Intl

Tue 8/26

7:00 am-1:43 pm

1 stop8h 43m

$257

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Sat 8/23

12:40 pm-9:43 pm

1 stop7h 03m

Appleton Intl

Tue 8/26

2:41 pm-12:15 am

2 stops11h 34m

$370

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Thu 9/4

12:14 pm-12:16 pm

2 stops22h 02m

Appleton Intl

Sun 9/7

2:45 pm-8:34 am

2 stops19h 49m

$418

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Mon 8/18

10:50 am-9:23 pm

1 stop8h 33m

$295

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Mon 8/18

4:09 pm-12:05 pm

2 stops17h 56m

$404

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Sky Harbor Intl to Oshkosh

Have a flexible travel schedule? Discover the best time to fly to Oshkosh from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Oshkosh

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Oshkosh?

Currently, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Oshkosh (average of $280). Flying from Phoenix Sky Harbor Intl Airport to Oshkosh in June is currently the most expensive (average of $376). 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 PHX to OS9?

Find hourly flight availability from Sky Harbor Intl to Oshkosh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

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

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Oshkosh?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Oshkosh. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Oshkosh flight should consider departing on Saturday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Oshkosh

Get insights into the airlines that provide service to Oshkosh. 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 Oshkosh. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Phoenix Sky Harbor Intl Airport to Oshkosh by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

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
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

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
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

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
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

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 Sky Harbor Intl to Oshkosh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Oshkosh?

    Before booking your flight to Oshkosh from Phoenix Sky Harbor Intl Airport, check out the most reliable airlines to get you to your destination on time: American Airlines (75%), Alaska Airlines (75%), Southwest( 69%).

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Oshkosh?

    Looking at all options, your cheapest flight can be booked for $99. While the most popular route (Phoenix Sky Harbor Intl - Appleton Intl) can be booked for $288 on average our data indicates $639 when flying from Phoenix Sky Harbor Intl Airport to Oshkosh.

  • Can I find deals for flights from Sky Harbor Intl to Oshkosh that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to Oshkosh?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Oshkosh?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Oshkosh 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 Phoenix Sky Harbor Intl Airport to Oshkosh?

    Currently, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Oshkosh (average of $280). Flying from Phoenix Sky Harbor Intl Airport to Oshkosh in June is currently the most expensive (average of $376). 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 8 airlines flying from Sky Harbor Intl to Oshkosh

Discover the top 8 airlines that operate flights from Sky Harbor Intl to Oshkosh. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$240FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$128Average$245FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$134Average$243FlexibilityNo cancel feeOn-time83%
Allegiant AirCheapest$185Average$324FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$192Average$440FlexibilityNo cancel feeOn-time69%
DeltaCheapest$192Average$385FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$259Average$484FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$281Average$441FlexibilityNo cancel feeOn-time63%

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