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Cheap flights from London Heathrow Airport to Oshkosh from £701

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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
26 Dec — 2 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Oshkosh

Keep the following information in mind while searching for Heathrow to Oshkosh flight deals. Data was last updated 26 November 2025.

Round-trip from

£771

One-way from

£701

Popular in

July

Cheapest in

April

Average price

£1,009
American Airlines
  • American Airlines
  • 21/1-25/1
  • 3 total stops
  • 45h 52m total
  • London to Oshkosh
Search Deals
4/1
  • 4/1
  • 2 total stops
  • 51h 00m total
  • London to Oshkosh
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£92 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Heathrow to Oshkosh

Enter your travel dates to find the best prices.

Best flights from Heathrow to Oshkosh
Discover carefully curated flight deals from Heathrow to Oshkosh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 November 2025.

Wed 21/112:35LHR - ATW
1 stop14h 14mAmerican Airlines
Sun 25/118:32ATW - LHR
1 stop32h 03mAmerican Airlines
Deal found 24/11£771
Wed 21/108:30LHR - ATW
2 stops19h 01mLufthansa
Sun 25/117:23ATW - LHR
1 stop32h 32mLufthansa
Deal found 23/11£806
Wed 21/108:30LHR - ATW
2 stops16h 45mUnited Airlines
Sun 25/114:45ATW - LHR
2 stops14h 05mUnited Airlines
Deal found 23/11£828
Thu 14/517:10LHR - ATW
2 stops34h 24mIberia
Thu 11/609:52ATW - LHR
1 stop18h 38mIberia
Deal found 25/11£909
Thu 14/509:40LHR - ATW
2 stops17h 00mVirgin Atlantic
Thu 11/612:06ATW - LHR
2 stops16h 44mVirgin Atlantic
Deal found 25/11£919
Thu 14/511:10LHR - ATW
1 stop16h 24mAmerican Airlines
Thu 11/618:31ATW - LHR
1 stop10h 44mAmerican Airlines
Deal found 25/11£894

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 26 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Oshkosh that are best for you.

Fly from

Heathrow

Fly to

Oshkosh

Route

Depart

Return

Price

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 21/1

12:35-20:49

1 stop14h 14m

Appleton Intl

Sun 25/1

18:32-08:35

1 stop32h 03m

£771

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 21/1

08:30-21:31

2 stops19h 01m

Appleton Intl

Sun 25/1

17:23-07:55

1 stop32h 32m

£806

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 21/1

08:30-19:15

2 stops16h 45m

Appleton Intl

Sun 25/1

14:45-10:50

2 stops14h 05m

£828

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Thu 14/5

11:10-21:34

1 stop16h 24m

Appleton Intl

Thu 11/6

18:31-11:15

1 stop10h 44m

£894

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Thu 14/5

17:10-21:34

2 stops34h 24m

Appleton Intl

Thu 11/6

09:52-10:30

1 stop18h 38m

£909

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Thu 14/5

09:40-20:40

2 stops17h 00m

Appleton Intl

Thu 11/6

12:06-10:50

2 stops16h 44m

£919

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sun 4/1

20:35-17:35

2 stops51h 00m

£701

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Mon 5/1

07:55-16:48

1 stop14h 53m

£914

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sun 4/1

13:35-21:37

1 stop14h 02m

£1,167

Flights are sorted by cheapest return flights first.

Deals found on 24/11

Best time to book a flight from Heathrow to Oshkosh

Have a flexible travel schedule? Discover the best time to fly to Oshkosh from Heathrow with our price prediction graph.
Estimated return 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 London Heathrow Airport to Oshkosh

What is the cheapest month to book a flight from London Heathrow Airport to Oshkosh?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Oshkosh (average of £410). Flying from London Heathrow Airport to Oshkosh in January is currently the most expensive (average of £666). 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 LHR to OS9?

Find hourly flight availability from Heathrow 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 26 November 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Oshkosh is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 30% on airfare.

How much does it cost for a return flight from London Heathrow Airport to Oshkosh?

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 26 November 2025.
Check out reviews from past customers who have flown with United Airlines from London Heathrow Airport 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.
United Airlines
7.4
Good
9,046 reviews
Check prices

Entertainment

7.1

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,046 reviews
United Airlines
7.4
Good
9,046 reviews
Check prices

Entertainment

7.1

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

  • How long is the flight from London Heathrow Airport to Oshkosh?

    For as low as £771, American Airlines can have you in Oshkosh from London Heathrow Airport in 14h 14m. The distance from London Heathrow Airport to Oshkosh is about 3858 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 London Heathrow Airport to Oshkosh?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Oshkosh (average of £410). Flying from London Heathrow Airport to Oshkosh in January is currently the most expensive (average of £666). 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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Alternative routes for Heathrow to Oshkosh

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Heathrow to Oshkosh

Discover the top 6 airlines that operate flights from Heathrow 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 858,174 searches. Data last updated 26 November 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£473Average£566FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£524Average£641FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£569Average£653FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£623Average£832FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£664Average£858FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£687Average£816FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Oshkosh?

When you search for this flight from Heathrow to Oshkosh, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Oshkosh?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Oshkosh from Heathrow.

Can Cheapflights find flights from Heathrow to Oshkosh with no change fees?

Need flexible booking options for your flight to Oshkosh from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Oshkosh become cheaper?

Yes! Start tracking prices for Heathrow to Oshkosh flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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