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Cheap flights from London Heathrow Airport to Oshkosh from £529

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 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
15 Jun — 22 Jun1
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 16 May 2026.

Mon 7/911:15
LHR
-
ATW
1 stop16h 42m
KLM
Mon 28/916:05
ATW
-
LHR
1 stop15h 00m
KLM
Deal found 14/5£781
Mon 7/906:15
LHR
-
ATW
2 stops17h 09m
Iberia
Mon 28/909:54
ATW
-
LHR
1 stop15h 46m
Iberia
Deal found 14/5£787
Mon 7/906:15
LHR
-
ATW
2 stops17h 09m
Multiple Airlines
Mon 28/910:55
ATW
-
LHR
2 stops19h 10m
Multiple Airlines
Deal found 14/5£790
Mon 7/909:20
LHR
-
ATW
1 stop18h 37m
Virgin Atlantic
Mon 28/913:26
ATW
-
LHR
1 stop11h 44m
Virgin Atlantic
Deal found 14/5£800
Sat 19/909:20
LHR
-
ATW
1 stop18h 37m
Virgin Atlantic
Tue 29/910:55
ATW
-
LHR
2 stops13h 50m
Virgin Atlantic
Deal found 15/5£826
Wed 4/1109:15
LHR
-
ATW
2 stops20h 18m
Iberia
Sun 8/1119:42
ATW
-
LHR
1 stop32h 43m
Iberia
Deal found 15/5£831
Tue 30/608:55
LHR
-
ATW
2 stops19h 35m
Delta
Tue 7/707:00
ATW
-
LHR
2 stops19h 50m
Delta
Deal found 16/5£840
Sat 26/908:40
LHR
-
ATW
2 stops19h 17m
Delta
Wed 30/916:05
ATW
-
LHR
1 stop15h 00m
Delta
Deal found 15/5£844

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 16 May 2026.

Round-trip from

£781

One-way from

£529
KLM
  • KLM
  • 7/9-28/9
  • 2 total stops
  • 31h 42m total
  • London to Oshkosh
Search Deals
18/9
  • 18/9
  • 3 total stops
  • 48h 30m total
  • London to Oshkosh
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 16 May 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

Mon 7/9

06:15-17:24

2 stops17h 09m

Appleton Intl

Mon 28/9

09:54-07:40

1 stop15h 46m

£787

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Mon 7/9

06:15-17:24

2 stops17h 09m

Appleton Intl

Mon 28/9

10:55-12:05

2 stops19h 10m

£790

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sat 19/9

09:20-21:57

1 stop18h 37m

Appleton Intl

Tue 29/9

12:06-13:05

1 stop18h 59m

£826

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 4/11

09:15-23:33

2 stops20h 18m

Appleton Intl

Sun 8/11

19:42-10:25

1 stop32h 43m

£831

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Tue 30/6

08:55-22:30

2 stops19h 35m

Appleton Intl

Tue 7/7

07:00-08:50

2 stops19h 50m

£840

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sat 26/9

08:40-21:57

2 stops19h 17m

Appleton Intl

Wed 30/9

16:05-13:05

1 stop15h 00m

£844
Fastest return journey

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Mon 29/6

11:30-21:40

2 stops16h 10m

Appleton Intl

Mon 6/7

11:09-07:40

2 stops14h 31m

£870

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 27/5

08:20-21:14

2 stops18h 54m

Appleton Intl

Sat 30/5

18:18-07:10

1 stop30h 52m

£879

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Thu 11/6

08:40-21:40

2 stops19h 00m

Appleton Intl

Wed 17/6

14:07-10:30

2 stops14h 23m

£888
Cheapest one-way

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Fri 18/9

20:50-15:20

3 stops48h 30m

£529

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
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
No data available for this route at this time. Please check back soon.

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 16 May 2026.
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
9,726 reviews
Check prices

Food

6.6

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,726 reviews
United Airlines
7.4
Good
9,726 reviews
Check prices

Food

6.6

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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 £787, Iberia can have you in Oshkosh from London Heathrow Airport in 17h 09m. 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.

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 4 airlines flying from Heathrow to Oshkosh

Discover the top 4 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 16 May 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£466Average£562FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£654Average£872FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£710Average£1,058FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£744Average£837FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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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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