Find flights
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Oshkosh from £768

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Oshkosh

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Oshkosh
Explore the most affordable flight options available from Heathrow to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Mon 13/412:15
LHR
-
ATW
1 stop11h 46m
American Airlines
Wed 22/406:00
ATW
-
LHR
2 stops18h 15m
American Airlines
Deal found 8/3£768
Mon 13/409:15
LHR
-
ATW
1 stop18h 39m
American Airlines
Tue 21/410:57
ATW
-
LHR
2 stops17h 18m
American Airlines
Deal found 8/3£775
Tue 14/408:15
LHR
-
ATW
2 stops19h 09m
American Airlines
Sun 19/418:31
ATW
-
LHR
1 stop31h 09m
American Airlines
Deal found 8/3£827
Mon 13/408:40
LHR
-
ATW
2 stops19h 05m
United Airlines
Mon 20/417:35
ATW
-
LHR
1 stop12h 20m
United Airlines
Deal found 8/3£841
Mon 13/406:15
LHR
-
ATW
2 stops23h 25m
American Airlines
Sun 19/418:31
ATW
-
LHR
1 stop30h 19m
American Airlines
Deal found 8/3£842
Wed 22/407:25
LHR
-
ATW
2 stops15h 23m
United Airlines
Wed 29/406:15
ATW
-
LHR
1 stop20h 15m
United Airlines
Deal found 8/3£845
Mon 13/408:30
LHR
-
ATW
2 stops19h 15m
Lufthansa
Sun 19/417:35
ATW
-
LHR
1 stop31h 10m
Lufthansa
Deal found 8/3£852
Mon 13/410:45
LHR
-
ATW
1 stop12h 53m
Virgin Atlantic
Sun 19/418:19
ATW
-
LHR
1 stop30h 51m
Virgin Atlantic
Deal found 8/3£856
Thu 19/1106:35
LHR
-
ATW
2 stops16h 15m
United Airlines
Mon 23/1113:10
ATW
-
LHR
1 stop12h 45m
United Airlines
Deal found 5/3£870

Find flight deals from Heathrow to Oshkosh

Keep the following information in mind while searching for Heathrow to Oshkosh flight deals. Data was last updated 10 March 2026.

Round-trip from

£768

Popular in

July

Cheapest in

May

Average price

£837
American Airlines
  • American Airlines
  • 13/4-22/4
  • 3 total stops
  • 30h 01m total
  • London to Oshkosh
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£148 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 10 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Oshkosh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 22/4

07:25-16:48

2 stops15h 23m

Appleton Intl

Wed 29/4

06:15-08:30

1 stop20h 15m

£845

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sat 2/5

08:45-21:30

2 stops18h 45m

Appleton Intl

Wed 23/12

20:10-05:55

1 stop27h 45m

£871

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sat 2/5

09:00-21:30

2 stops18h 30m

Appleton Intl

Wed 23/12

13:10-08:45

2 stops13h 35m

£873

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sun 19/4

10:45-17:38

1 stop12h 53m

Appleton Intl

Sun 26/4

18:19-07:10

1 stop30h 51m

£882

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Mon 13/4

12:25-21:19

1 stop14h 54m

Appleton Intl

Sun 19/4

18:19-07:10

1 stop30h 51m

£886

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 25/3

06:35-14:03

2 stops36h 28m

Appleton Intl

Thu 4/6

12:24-06:45

1 stop12h 21m

£969
Fastest return journey

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 25/3

12:35-23:19

1 stop15h 44m

Appleton Intl

Thu 4/6

18:39-10:30

1 stop9h 51m

£981

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Mon 30/3

17:35-17:30

2 stops29h 55m

Appleton Intl

Tue 7/4

11:14-11:20

2 stops18h 06m

£1,006

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 22/7

17:50-16:54

2 stops29h 04m

Appleton Intl

Sun 26/7

20:10-08:30

1 stop30h 20m

£1,207

Flights are sorted by cheapest return flights first.

Deals found on 8/3

Sorted by cheapest first

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 £393). Flying from London Heathrow Airport to Oshkosh in July is currently the most expensive (average of £840). 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.

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 10 March 2026.
Check out reviews from past customers who have flown with United Airlines and Lufthansa 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
9,409 reviews
Check prices

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,409 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Lufthansa
6.8
Okay
7,840 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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 £882, United Airlines can have you in Oshkosh from London Heathrow Airport in 12h 53m. The distance from London Heathrow Airport to Oshkosh is about 3858 mi. This flight may include one or multiple stops.

  • 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 £393). Flying from London Heathrow Airport to Oshkosh in July is currently the most expensive (average of £840). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£504Average£627FlexibilityNo cancel feeOn-time76%
Search Finnair flights
JetBlueCheapest£529Average£596FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£653Average£856FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£709Average£1,055FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£744Average£837FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£834Average£955FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.