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Oshkosh

$42+ Cheap flights from Oshkosh

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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — DEN
Sep 6 — Sep 131
Sun 9/6
Sun 9/13
1 adult, Economy
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Find flights from Oshkosh within your budget

 
Find flights departing from Oshkosh that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on August 7, 2026. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AppletonDenver

ATW Appleton Intl - DEN Denver Intl

ATWDEN

Appleton Intl

Fri 8/28

12:28 pm-6:19 pm

1 stop6h 51m

Denver Intl

Sun 8/30

5:32 pm-8:54 pm

Nonstop2h 22m

$289

AppletonDenver

ATW Appleton Intl - DEN Denver Intl

ATWDEN

Appleton Intl

Sat 10/10

8:50 am-10:35 am

Nonstop2h 45m

Denver Intl

Sat 10/17

2:49 pm-10:58 pm

1 stop7h 09m

$289

AppletonDenver

ATW Appleton Intl - DEN Denver Intl

ATWDEN

Appleton Intl

Tue 9/29

10:00 am-3:17 pm

1 stop6h 17m

Denver Intl

Tue 10/6

5:46 pm-9:08 pm

Nonstop2h 22m

$289

AppletonTampa

ATW Appleton Intl - TPA Tampa

ATWTPA

Appleton Intl

Tue 9/29

2:00 pm-9:22 pm

1 stop6h 22m

Tampa

Tue 10/6

5:43 pm-10:08 pm

1 stop5h 25m

$295

AppletonNashville

ATW Appleton Intl - BNA Nashville Intl

ATWBNA

Appleton Intl

Wed 9/9

2:55 pm-8:06 pm

1 stop5h 11m

Nashville Intl

Fri 9/11

9:52 am-3:33 pm

1 stop5h 41m

$297

AppletonDenver

ATW Appleton Intl - DEN Denver Intl

ATWDEN

Appleton Intl

Fri 11/6

6:05 am-10:02 am

1 stop4h 57m

Denver Intl

Tue 11/10

6:00 am-11:46 am

1 stop4h 46m

$299

AppletonDenver

ATW Appleton Intl - DEN Denver Intl

ATWDEN

Appleton Intl

Sat 8/29

12:28 pm-4:34 pm

1 stop5h 06m

Denver Intl

Mon 8/31

4:40 pm-11:18 pm

1 stop5h 38m

$299
Quickest round-trip

AppletonDenver

ATW Appleton Intl - DEN Denver Intl

ATWDEN

Appleton Intl

Wed 8/26

8:45 am-10:30 am

Nonstop2h 45m

Denver Intl

Sun 8/30

5:32 pm-8:54 pm

Nonstop2h 22m

$300

AppletonLas Vegas

ATW Appleton Intl - LAS Las Vegas Harry Reid Intl

ATWLAS

Appleton Intl

Fri 9/11

2:00 pm-9:05 pm

1 stop9h 05m

Las Vegas Harry Reid Intl

Tue 9/15

1:41 pm-11:02 pm

1 stop7h 21m

$309

AppletonLas Vegas

ATW Appleton Intl - LAS Las Vegas Harry Reid Intl

ATWLAS

Appleton Intl

Wed 9/23

5:00 pm-11:20 pm

1 stop8h 20m

Las Vegas Harry Reid Intl

Sat 9/26

6:00 am-1:39 pm

1 stop5h 39m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Oshkosh

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from Oshkosh

Get recent, data-driven insights about flights from Oshkosh including ideal travel times, pricing trends, and more.

Which airlines fly from Oshkosh?

For flights departing from Oshkosh check dates and pricing for the following: United Airlines, Allegiant Air, Delta, American Airlines. These airlines depart to the following popular destinations: Denver.

Allegiant Air
Allegiant Air
From $59
American Airlines
American Airlines
From $179
United Airlines
United Airlines
From $157
Delta
Delta
From $168

When is the cheapest time to fly from Oshkosh?

Use this chart to determine the cheapest time to fly round-trip from Oshkosh to Denver. Price data was last updated on August 1, 2026.

Those who are seeking the cheapest fare on flights departing from Oshkosh would be wise to consider leaving during Friday at noon when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Monday mornings when fares are usually the most expensive.

Airline reviews for flights from Oshkosh

Read reviews and ratings of airlines operating flights from Oshkosh. Gain insights into the quality of service, in-flight amenities, customer experiences, and overall satisfaction to choose the best airline for your Oshkosh travel. Please note that the reviews are sourced from user searches and were last updated on August 7, 2026. In the last 7 days, Cheapflights users made a total of 2,558,603 searches.
See what other customers who have flown with Delta,United Airlines, andAllegiant Air from Oshkosh have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,496 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,496 reviews
Delta
7.8
Good
8,496 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,075 reviews
Delta
7.8
Good
8,496 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Allegiant Air
7.3
Good
679 reviews
Delta
7.8
Good
8,496 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,873 reviews
Delta
7.8
Good
8,496 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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Related info for your journey

Access useful and relevant information related to your journey from Oshkosh. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated August 7, 2026.

  • What is the cheapest airport to fly out of Oshkosh?

    Istanbul airport offers the cheapest routes to Boston, from $23; whereas Cheongju airport is typically cheaper if you're flying to Jeju City, from $24. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • Where are the cheapest places to fly to from Oshkosh?

    Check out the cheapest flights from Oshkosh to embark to:
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