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Cheap flights from London Heathrow Airport to Oshkosh from £434

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 14/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
16 Jul — 23 Jul1
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 June 2026.

Thu 8/1015:00
LHR
-
ATW
1 stop30h 55m
Finnair
Sun 11/1009:55
ATW
-
LHR
2 stops41h 45m
Finnair
Deal found 13/6£723
Mon 5/1015:35
LHR
-
ATW
2 stops13h 33m
American Airlines
Tue 13/1009:55
ATW
-
LHR
2 stops17h 45m
American Airlines
Deal found 13/6£740
Wed 2/1209:00
LHR
-
ATW
2 stops16h 16m
United Airlines
Sun 6/1217:35
ATW
-
LHR
1 stop30h 20m
United Airlines
Deal found 14/6£744
Thu 25/609:15
LHR
-
ATW
1 stop34h 18m
Finnair
Sun 5/718:45
ATW
-
LHR
2 stops32h 55m
Finnair
Deal found 14/6£751
Wed 7/1008:15
LHR
-
ATW
2 stops20h 29m
American Airlines
Tue 13/1009:55
ATW
-
LHR
2 stops17h 45m
American Airlines
Deal found 13/6£753
Thu 8/1017:50
LHR
-
ATW
2 stops29h 10m
United Airlines
Sun 11/1012:28
ATW
-
LHR
2 stops14h 52m
United Airlines
Deal found 13/6£759
Wed 7/1008:15
LHR
-
ATW
2 stops20h 29m
American Airlines
Mon 12/1018:25
ATW
-
LHR
1 stop11h 50m
American Airlines
Deal found 13/6£765
Fri 10/708:40
LHR
-
ATW
2 stops16h 42m
United Airlines
Fri 17/710:37
ATW
-
LHR
1 stop16h 23m
United Airlines
Deal found 15/6£773
Fri 10/708:40
LHR
-
ATW
2 stops16h 42m
United Airlines
Wed 22/712:24
ATW
-
LHR
2 stops16h 16m
United Airlines
Deal found 16/6£774
Sat 4/707:30
LHR
-
ATW
2 stops32h 31m
United Airlines
Sat 11/717:30
ATW
-
LHR
1 stop31h 15m
United Airlines
Deal found 12/6£775

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 June 2026.

Round-trip from

£723

One-way from

£434
Finnair
  • Finnair
  • 8/10-11/10
  • 3 total stops
  • 72h 40m total
  • London to Oshkosh
Search Deals
14/7
  • 14/7
  • 3 total stops
  • 46h 25m 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 June 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
Fastest return journey

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Wed 2/12

09:00-20:58

2 stops17h 58m

Appleton Intl

Sun 6/12

14:43-09:10

2 stops12h 27m

£744

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Fri 10/7

08:40-19:22

2 stops16h 42m

Appleton Intl

Thu 16/7

08:15-06:55

2 stops16h 40m

£774

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Fri 10/7

08:40-23:23

2 stops20h 43m

Appleton Intl

Wed 22/7

12:24-06:45

1 stop12h 21m

£774

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sat 4/7

07:30-10:01

2 stops32h 31m

Appleton Intl

Sat 11/7

17:30-06:45

1 stop31h 15m

£775
Cheapest one-way

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Tue 14/7

20:50-13:15

3 stops46h 25m

£434

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sat 25/7

19:40-08:11

3 stops42h 31m

£576
Fastest single journey

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Tue 14/7

14:45-00:10

1 stop15h 25m

£676

LondonAppleton

LHR - ATW

LHRATW

London Heathrow

Sun 26/7

09:45-00:10

1 stop20h 25m

£885

Flights are sorted by cheapest return flights first.

Deals found on 11/6

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
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 June 2026.
Check out reviews from past customers who have flown with United Airlines and Iberia 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
9,842 reviews
Check prices

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

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
9,842 reviews
United Airlines
7.4
Good
9,842 reviews
Check prices

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Iberia
7.0
Good
3,237 reviews
United Airlines
7.4
Good
9,842 reviews
Check prices

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

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 £744, United Airlines can have you in Oshkosh from London Heathrow Airport in 17h 58m. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Heathrow to Oshkosh

Discover the top 5 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 June 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£463Average£558FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£650Average£867FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£736Average£1,088FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£748Average£832FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IberiaCheapest£957Average£1,084FlexibilityNo cancel feeOn-time77%
Search Iberia 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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