$101+ Cheap flights from Denver (DEN) 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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MKE
Oct 18 — Oct 251
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Oshkosh with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Denver Intl to Oshkosh are usually found in October or March, booked 82 days in advance, depart on a Monday or Friday and return on a Monday
Cheap flight deals from Denver to Oshkosh
Cheapest
Best
Last-minute
One-way
Cheapest flights from Denver to OshkoshExplore the most affordable flight options available from Denver to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 18, 2026.
Explore the most affordable flight options available from Denver to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 18, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:50 pm -
Nonstop2h 17m
Fri 10/305:29 pm -
Nonstop2h 31m
Deal found 9/14![Allegiant Air logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:50 pm -
Nonstop2h 17m
Fri 10/96:01 pm -
Nonstop2h 30m
Deal found 9/16![Allegiant Air logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:50 pm -
Nonstop2h 17m
Mon 10/55:29 pm -
Nonstop2h 31m
Deal found 9/16![Allegiant Air logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:50 pm -
Nonstop2h 17m
Mon 9/211:27 pm -
Nonstop2h 31m
Deal found 9/14![Allegiant Air logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:30 am -
1 stop10h 54m
Mon 11/25:29 pm -
Nonstop2h 31m
Deal found 9/15![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:50 pm -
Nonstop2h 17m
Fri 10/235:29 pm -
Nonstop2h 31m
Deal found 9/16![Allegiant Air logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:50 pm -
Nonstop2h 17m
Mon 10/55:29 pm -
Nonstop2h 31m
Deal found 9/17![Allegiant Air logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:50 pm -
Nonstop2h 17m
Mon 10/55:45 pm -
2 stops39h 30m
Deal found 9/16![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:48 pm -
Nonstop2h 17m
Mon 9/211:27 pm -
Nonstop2h 31m
Deal found 9/14![Allegiant Air logo]()
$295
Best flights from Denver to OshkoshDiscover carefully curated flight deals from Denver to Oshkosh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 18, 2026.
Discover carefully curated flight deals from Denver to Oshkosh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 18, 2026.
This Delta deal was found by Cheapflights users on 9/16. 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.
Tue 10/136:05 am -
1 stop4h 33m
Thu 10/225:35 pm -
1 stop7h 09m
Deal found 9/16![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/225:46 pm -
Nonstop2h 22m
Mon 10/264:47 pm -
1 stop7h 44m
Deal found 9/18![United Airlines logo]()
$371
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/13:48 pm -
1 stop6h 10m
Sun 10/48:50 am -
Nonstop2h 45m
Deal found 9/13![United Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/36:27 pm -
Nonstop2h 39m
Sun 12/65:00 am -
1 stop6h 36m
Deal found 9/15![United Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 9/16. 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 10/146:00 am -
2 stops14h 15m
Sun 10/255:35 pm -
1 stop7h 09m
Deal found 9/16![Delta logo]()
$488
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 10/145:46 pm -
Nonstop2h 22m
Sat 10/242:36 pm -
1 stop8h 09m
Deal found 9/16![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/255:46 pm -
Nonstop2h 22m
Sun 9/278:50 am -
Nonstop2h 45m
Deal found 9/13![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/305:25 pm -
Nonstop2h 23m
Mon 11/28:30 am -
Nonstop3h 03m
Deal found 9/17![United Airlines logo]()
$474
Last-minute flights from Denver to OshkoshDiscover last-minute flight deals from Denver to Oshkosh. Data last updated September 18, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Oshkosh. Data last updated September 18, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:50 pm -
Nonstop2h 17m
Mon 9/211:27 pm -
Nonstop2h 31m
Deal found 9/14![Allegiant Air logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:50 pm -
Nonstop2h 17m
Fri 10/96:01 pm -
Nonstop2h 30m
Deal found 9/16![Allegiant Air logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:50 pm -
Nonstop2h 17m
Mon 10/55:29 pm -
Nonstop2h 31m
Deal found 9/16![Allegiant Air logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:50 pm -
Nonstop2h 17m
Mon 10/55:45 pm -
2 stops39h 30m
Deal found 9/16![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:50 pm -
Nonstop2h 17m
Mon 10/55:29 pm -
Nonstop2h 31m
Deal found 9/17![Allegiant Air logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:50 pm -
Nonstop2h 17m
Fri 10/235:29 pm -
Nonstop2h 31m
Deal found 9/16![Allegiant Air logo]()
$272
This CheapOair deal was found by Cheapflights users on 9/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:50 pm -
Nonstop2h 17m
Fri 10/235:29 pm -
Nonstop2h 31m
Deal found 9/16![Allegiant Air logo]()
$298
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:50 pm -
Nonstop2h 17m
Fri 10/305:29 pm -
Nonstop2h 31m
Deal found 9/14![Allegiant Air logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:30 am -
1 stop10h 54m
Mon 11/25:29 pm -
Nonstop2h 31m
Deal found 9/15![Multiple Airlines logo]()
$266
One-way flights from Denver to OshkoshSearch for one-way flight options from Denver to Oshkosh. Find affordable one-way fares based on user searches. Data last updated September 18, 2026.
Search for one-way flight options from Denver to Oshkosh. Find affordable one-way fares based on user searches. Data last updated September 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:50 pm -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Allegiant Air logo]()
$101
This Super.com deal was found by Cheapflights users on 9/16. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:50 pm -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Allegiant Air logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:50 pm -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Allegiant Air logo]()
$118
This CheapOair deal was found by Cheapflights users on 9/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:50 pm -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Allegiant Air logo]()
$131
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:50 pm -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Allegiant Air logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3110:41 am -
2 stops47h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:39 am -
1 stop24h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$177
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:50 pm -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Allegiant Air logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:55 pm -
2 stops38h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:44 pm -
2 stops35h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$187
This Super.com deal was found by Cheapflights users on 9/16. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:48 pm -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Allegiant Air logo]()
$194
Find flight deals from Denver to Oshkosh
Keep the following information in mind while searching for Denver to Oshkosh flight deals. Data was last updated September 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $194 (Cheapflightsfares) |
One-way from | $101 (Kiwi.com) |
Popular in | November |
Cheapest in | October |
Average price | $328 |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver 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 7,457,451 searches. Data last updated September 18, 2026.
Use the filters below to find and compare flights from Denver to Oshkosh that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Tue 10/13
6:09 pm-11:57 pm
1 stop4h 48m
Appleton Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$209
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Mon 10/19
6:09 pm-11:57 pm
1 stop4h 48m
Appleton Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$209
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Fri 10/30
1:07 pm-11:57 pm
2 stops9h 50m
Appleton Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$264
Quickest round-trip
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Wed 10/14
5:46 pm-9:08 pm
Nonstop2h 22m
Appleton Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Sat 10/10
5:46 pm-9:08 pm
Nonstop2h 22m
Appleton Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Wed 10/28
5:25 pm-8:48 pm
Nonstop2h 23m
Appleton Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Sat 10/17
5:46 pm-9:08 pm
Nonstop2h 22m
Appleton Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Tue 10/27
5:25 pm-8:48 pm
Nonstop2h 23m
Appleton Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Sat 11/21
5:25 pm-8:48 pm
Nonstop2h 23m
Appleton Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
DenverAppleton
DEN Denver Intl - ATW Appleton Intl
DENATW
Denver Intl
Tue 10/13
6:05 am-11:38 am
1 stop4h 33m
Appleton Intl
Thu 10/22
5:35 pm-11:44 pm
1 stop7h 09m
$339
Showing 1-10 of 17 resultsSorted by cheapest first
Best time to book a flight from Denver to Oshkosh
Have a flexible travel schedule? Discover the best time to fly to Oshkosh from Denver with our price prediction graph.
DEN-ATW
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 Denver to Oshkosh
DEN-OS9
DEN-ATW
What is the cheapest time of day to fly from DEN to OS9?
Find hourly flight availability from Denver 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 September 18, 2026.
It’s typically best to fly out from Denver to Oshkosh in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying at noon, which is usually more expensive.
Weekly flight availability from Denver to Oshkosh
Explore weekly flight availability from Denver 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 September 18, 2026.
The most flights from DEN to OS9 are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Denver to Oshkosh?
Airfare is below average for this route at the moment.
Denver to Oshkosh flights typically cost between $269 and $439 in October.The cheapest round-trip price found within the last 5 days was $194 on Allegiant Air (Oct 19-Oct 30).
What is the cheapest day to fly from Denver to Oshkosh?
Use this chart to determine the cheapest time to fly round-trip from Denver to Oshkosh. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Denver to Oshkosh flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday at noon 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 September 18, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAllegiant Air from Denver to Oshkosh to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
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Denver and Oshkosh flights
Browse other Denver and Oshkosh flight options. Last updated on September 18, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on September 18, 2026.
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Denver to Oshkosh flights
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Top 6 airlines flying from Denver to Oshkosh
Discover the top 6 airlines that operate flights from Denver 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 7,457,451 searches. Data last updated September 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$236 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$102 | Average$209 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$219 | Average$384 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$365 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$365 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$276 | Average$434 | FlexibilityNo cancel fee | On-time63% |