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Cheap flights from London Heathrow Airport to Oshkosh from £619

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
26 Feb — 5 Mar1
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 27 January 2026.

Mon 16/308:30
LHR
-
ATW
2 stops15h 33m
Lufthansa
Mon 23/314:39
ATW
-
LHR
1 stop10h 16m
Lufthansa
Deal found 26/1£671
Wed 11/309:00
LHR
-
ATW
2 stops17h 27m
United Airlines
Wed 18/314:39
ATW
-
LHR
1 stop10h 16m
United Airlines
Deal found 25/1£699
Fri 13/309:00
LHR
-
ATW
2 stops17h 27m
United Airlines
Fri 20/312:34
ATW
-
LHR
1 stop12h 21m
United Airlines
Deal found 26/1£700
Wed 4/206:35
LHR
-
ATW
2 stops35h 25m
United Airlines
Sun 8/212:35
ATW
-
LHR
1 stop11h 20m
United Airlines
Deal found 24/1£703
Wed 11/311:05
LHR
-
ATW
1 stop15h 10m
Virgin Atlantic
Wed 18/318:13
ATW
-
LHR
1 stop9h 32m
Virgin Atlantic
Deal found 25/1£714
Fri 6/210:25
LHR
-
ATW
1 stop12h 23m
Lufthansa
Fri 13/217:23
ATW
-
LHR
1 stop11h 52m
Lufthansa
Deal found 26/1£767
Fri 6/210:45
LHR
-
ATW
2 stops16h 04m
Virgin Atlantic
Fri 13/212:09
ATW
-
LHR
1 stop12h 56m
Virgin Atlantic
Deal found 26/1£812
Mon 16/306:40
LHR
-
ATW
3 stops32h 52m
Multiple Airlines
Mon 23/305:17
ATW
-
LHR
2 stops29h 43m
Multiple Airlines
Deal found 26/1£882

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 27 January 2026.

Round-trip from

£671

One-way from

£619

Popular in

January

Cheapest in

May

Average price

£1,314
Lufthansa
  • Lufthansa
  • 16/3-23/3
  • 3 total stops
  • 25h 49m total
  • London to Oshkosh
Search Deals
American Airlines
  • American Airlines
  • 8/5
  • 1 total stop
  • 14h 05m total
  • London to Oshkosh
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£37 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 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 27 January 2026.
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

Mon 16/3

07:40-19:03

2 stops16h 23m

Appleton Intl

Mon 23/3

17:23-15:50

2 stops17h 27m

£676

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 11/3

09:00-21:27

2 stops17h 27m

Appleton Intl

Wed 18/3

10:20-06:40

2 stops15h 20m

£699

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Fri 13/3

09:00-21:27

2 stops17h 27m

Appleton Intl

Fri 20/3

12:34-08:25

2 stops14h 51m

£700

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 11/3

11:05-21:15

1 stop15h 10m

Appleton Intl

Wed 18/3

18:13-08:45

1 stop9h 32m

£714

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Mon 16/3

10:25-21:27

1 stop16h 02m

Appleton Intl

Mon 23/3

12:34-07:55

1 stop14h 21m

£727

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Fri 6/2

10:25-16:48

1 stop12h 23m

Appleton Intl

Fri 13/2

17:23-11:15

1 stop11h 52m

£767

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Fri 6/2

10:45-20:49

2 stops16h 04m

Appleton Intl

Fri 13/2

12:09-07:05

1 stop12h 56m

£812

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Mon 16/3

06:40-10:32

3 stops32h 52m

Appleton Intl

Mon 23/3

05:17-16:00

2 stops29h 43m

£882

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Fri 6/2

11:00-17:51

1 stop12h 51m

Appleton Intl

Fri 13/2

13:25-08:15

1 stop12h 50m

£1,008

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Fri 8/5

09:45-17:50

1 stop14h 05m

£619

Flights are sorted by cheapest return flights first.

Deals found on 25/1

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 £384). Flying from London Heathrow Airport to Oshkosh in July is currently the most expensive (average of £706). 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 27 January 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
9,198 reviews
Check prices

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

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
9,198 reviews
United Airlines
7.4
Good
9,198 reviews
Check prices

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

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
7,747 reviews
United Airlines
7.4
Good
9,198 reviews
Check prices

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

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 £676, Lufthansa can have you in Oshkosh from London Heathrow Airport in 16h 23m. 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 £384). Flying from London Heathrow Airport to Oshkosh in July is currently the most expensive (average of £706). 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 27 January 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£455Average£548FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£515Average£629FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£638Average£826FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£668Average£1,004FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£727Average£799FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£815Average£933FlexibilityNo 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.

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