Find flights
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Oshkosh from £515

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
25 Mar — 1 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 23 February 2026.

Sun 8/1108:30
LHR
-
ATW
2 stops18h 28m
Lufthansa
Sun 15/1117:35
ATW
-
LHR
1 stop30h 20m
Lufthansa
Deal found 21/2£905
Sun 8/1110:45
LHR
-
ATW
1 stop17h 13m
Virgin Atlantic
Sun 15/1113:26
ATW
-
LHR
1 stop13h 19m
Virgin Atlantic
Deal found 21/2£923
Tue 23/612:25
LHR
-
ATW
1 stop15h 02m
Virgin Atlantic
Sat 27/610:55
ATW
-
LHR
2 stops45h 40m
Virgin Atlantic
Deal found 22/2£951
Thu 9/406:50
LHR
-
ATW
2 stops18h 08m
United Airlines
Thu 16/412:34
ATW
-
LHR
1 stop13h 56m
United Airlines
Deal found 23/2£961
Tue 23/620:25
LHR
-
ATW
2 stops30h 56m
Multiple Airlines
Sat 27/610:55
ATW
-
LHR
2 stops45h 40m
Multiple Airlines
Deal found 22/2£968
Wed 4/309:00
LHR
-
ATW
2 stops18h 32m
United Airlines
Sun 8/317:23
ATW
-
LHR
1 stop33h 32m
United Airlines
Deal found 19/2£1,096

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 23 February 2026.

Round-trip from

£951

One-way from

£515

Popular in

July

Cheapest in

May

Average price

£713
Virgin Atlantic
  • Virgin Atlantic
  • 23/6-27/6
  • 3 total stops
  • 60h 42m total
  • London to Oshkosh
Search Deals
26/5
  • 26/5
  • 3 total stops
  • 30h 26m total
  • London to Oshkosh
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£146 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 23 February 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

Tue 23/6

12:25-21:27

1 stop15h 02m

Appleton Intl

Sat 27/6

10:55-14:35

2 stops45h 40m

£951

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Thu 9/4

06:50-18:58

2 stops18h 08m

Appleton Intl

Thu 16/4

12:34-08:20

2 stops13h 46m

£961

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Tue 23/6

20:25-21:21

2 stops30h 56m

Appleton Intl

Sat 27/6

10:55-14:35

2 stops45h 40m

£968

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sun 5/4

08:00-15:11

1 stop13h 11m

Appleton Intl

Sun 12/4

20:20-08:30

1 stop30h 10m

£1,224

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sun 8/3

13:50-19:03

2 stops34h 13m

Appleton Intl

Thu 12/3

13:25-08:35

1 stop14h 10m

£1,502

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Tue 7/4

12:15-23:40

1 stop17h 25m

Appleton Intl

Tue 14/4

13:26-07:40

1 stop12h 14m

£4,511

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Tue 26/5

16:50-17:16

3 stops30h 26m

£515

Flights are sorted by cheapest return flights first.

Deals found on 23/2

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 £389). Flying from London Heathrow Airport to Oshkosh in July is currently the most expensive (average of £831). 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 23 February 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
9,344 reviews
Check prices

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

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
9,344 reviews
United Airlines
7.4
Good
9,344 reviews
Check prices

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

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
7,808 reviews
United Airlines
7.4
Good
9,344 reviews
Check prices

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

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 £951, Virgin Atlantic can have you in Oshkosh from London Heathrow Airport in 15h 02m. 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 £389). Flying from London Heathrow Airport to Oshkosh in July is currently the most expensive (average of £831). 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 23 February 2026.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£499Average£620FlexibilityNo cancel feeOn-time76%
Search Finnair flights
JetBlueCheapest£523Average£590FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£646Average£850FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£676Average£1,034FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£736Average£809FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£824Average£944FlexibilityNo 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.