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Oshkosh

$126+ Cheap flights from Sky Harbor Intl (PHX) to Oshkosh, WI

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.
PHX — MKE
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Oshkosh are usually found in February or May, booked 11 days in advance, depart on a Monday or Thursday and return on a Friday

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 June 12, 2025.

Round-trip from

$251
(American Airlines)

One-way from

$129
(Delta)

Popular in

October

Cheapest in

February

Average price

$349
From Phoenix Sky Harbor Intl to Oshkosh
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One-way flight from Phoenix Sky Harbor Intl to Oshkosh
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Highest demand for flights based on searches. 25% potential increase in price ($144 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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.
Wed 9/1711:59 pmPHX - ATW
1 stop7h 08mAmerican Airlines
Tue 9/236:18 pmATW - PHX
1 stop5h 55mAmerican Airlines
Deal found 6/12$251
This Delta deal was found by Cheapflights users on 6/11. 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.
Mon 10/612:59 amPHX - ATW
1 stop8h 16mDelta
Sat 10/115:20 pmATW - PHX
1 stop7h 40mDelta
Deal found 6/11$288
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/249:46 pmPHX - ATW
2 stops14h 54mMultiple Airlines
Fri 6/277:00 amATW - PHX
1 stop6h 49mMultiple Airlines
Deal found 6/10$332
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1310:50 amPHX - ATW
1 stop6h 28mUnited Airlines
Thu 7/313:45 pmATW - PHX
1 stop8h 10mUnited Airlines
Deal found 6/11$333
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/82:24 pmPHX - ATW
2 stops22h 20mAllegiant Air
Sun 8/107:30 amATW - PHX
2 stops32h 04mAllegiant Air
Deal found 6/10$416

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 June 12, 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

11:59 pm-9:07 am

1 stop7h 08m

Appleton Intl

Tue 9/23

6:18 pm-11:53 pm

1 stop7h 35m

$251

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Mon 10/6

12:59 am-11:15 am

1 stop8h 16m

Appleton Intl

Sat 10/11

5:20 pm-11:00 pm

1 stop7h 40m

$288

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Tue 6/24

9:46 pm-2:40 pm

2 stops14h 54m

Appleton Intl

Fri 6/27

7:00 am-11:49 am

1 stop6h 49m

$332

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Sun 7/13

10:50 am-7:18 pm

1 stop6h 28m

Appleton Intl

Thu 7/31

3:45 pm-9:55 pm

1 stop8h 10m

$333

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Fri 8/8

2:24 pm-2:44 pm

2 stops22h 20m

Appleton Intl

Sun 8/10

7:30 am-1:34 pm

2 stops32h 04m

$416

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Wed 10/1

11:59 pm-9:07 am

1 stop7h 08m

$126

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Fri 7/4

1:45 pm-10:36 pm

1 stop6h 51m

$129

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Wed 10/22

10:41 am-9:43 pm

2 stops9h 02m

$131

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Thu 7/3

12:54 pm-3:15 pm

1 stop24h 21m

$155

PhoenixAppleton

PHX - ATW

PHXATW

Phoenix Sky Harbor Intl

Sun 10/19

4:12 pm-10:55 am

2 stops16h 43m

$212

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Oshkosh?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Oshkosh. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Phoenix Sky Harbor Intl Airport to Oshkosh, you should look to book at least 11 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 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 June 12, 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.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Oshkosh

Explore weekly flight availability from Sky Harbor Intl to Oshkosh. 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 June 12, 2025.

The most flights from PHX to OS9 are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Oshkosh by month

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

In terms of precipitation, rainfall in Oshkosh ranges from 1.1 - 3.8 inches per month. June is typically the wettest month, when rainfall can reach 3.8 in. February is typically the driest time to visit Oshkosh when rainfall is around 1.1 in.

Temperature in Oshkosh by month

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

If weather is an important factor for your trip to Oshkosh, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Phoenix to Oshkosh, such as Delta, United Airlines and Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

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!
Allegiant Air
7.3
Good
725 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

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
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

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 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 cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Oshkosh one-way?

    The cheapest airlines for a one-way flight from Phoenix Sky Harbor Intl Airport to Oshkosh are Delta ($129), United Airlines ($205), and American Airlines ($220).

  • 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: United Airlines (100%), Sun Country Air (75%), Southwest( 74%).

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

    Looking at all options, your cheapest flight can be booked for $150. While the most popular route (Phoenix Sky Harbor Intl - Appleton Intl) can be booked for $257 on average our data indicates $323 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.

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$244FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$112Average$226FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$134Average$240FlexibilityNo cancel feeOn-time83%
Allegiant AirCheapest$150Average$307FlexibilityNo cancel feeOn-time88%
DeltaCheapest$220Average$404FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$259Average$473FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$454FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$337Average$448FlexibilityNo cancel feeOn-time63%

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