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$548+ Cheap flights from Oshkosh, WI to Heathrow (LHR)

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LHR
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
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Cheap flight deals from Oshkosh to Heathrow

Keep the following information in mind while searching for Oshkosh to Heathrow flight deals. Data was last updated April 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$946
(United Airlines)

One-way from

$548
(Delta)

Popular in

December

Cheapest in

January

Average price

$875
Provider with most accurate pricing for Appleton Intl-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Appleton Intl-London (LON) flights.
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From Oshkosh to London Heathrow
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One-way flight from Oshkosh to London Heathrow
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Highest demand for flights based on searches. 7% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Oshkosh to Heathrow

Cheapest flights from Oshkosh to Heathrow
Explore the most affordable flight options available from Oshkosh to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/121:05 pmATW - LHR
2 stops14h 55mUnited Airlines
Thu 8/217:25 amLHR - ATW
2 stops15h 24mUnited Airlines
Deal found 4/25$772
This KLM deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/105:29 amATW - LHR
1 stop19h 16mKLM
Thu 8/216:30 amLHR - ATW
2 stops15h 00mKLM
Deal found 4/24$775
This Delta deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1011:15 amATW - LHR
2 stops18h 10mDelta
Thu 8/216:30 amLHR - ATW
2 stops21h 29mDelta
Deal found 4/25$779
This American Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1611:26 amATW - LHR
1 stop13h 54mAmerican Airlines
Fri 5/2312:15 pmLHR - ATW
1 stop17h 19mAmerican Airlines
Deal found 4/25$979
This Netflights deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/85:35 amATW - LHR
1 stop19h 10mVirgin Atlantic
Sun 6/1511:20 amLHR - ATW
1 stop17h 16mVirgin Atlantic
Deal found 4/24$1,082
This Mytrip deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/165:19 pmATW - LHR
3 stops31h 16mMultiple Airlines
Fri 5/232:10 pmLHR - ATW
2 stops30h 46mMultiple Airlines
Deal found 4/24$2,131
This business-class.com deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/165:25 pmATW - LHR
1 stop12h 20mLufthansa
Fri 5/236:55 amLHR - ATW
2 stops15h 53mLufthansa
Deal found 4/24$7,091

Cheapflights Fare Finder

Customize your flight search to find flights from Oshkosh to Heathrow 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 2,558,603 searches. Data last updated April 25, 2025.
Use the filters below to find and compare flights from Oshkosh to London Heathrow Airport that are best for you.

Fly from

Oshkosh

Fly to

Heathrow

Route

Depart

Return

Price

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Tue 8/12

1:05 pm-10:00 am

2 stops14h 55m

London Heathrow

Thu 8/21

7:25 am-4:49 pm

2 stops15h 24m

$772

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Sun 8/10

5:29 am-6:45 am

1 stop19h 16m

London Heathrow

Thu 8/21

6:30 am-3:30 pm

2 stops15h 00m

$775

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Sun 8/10

11:15 am-11:25 am

2 stops18h 10m

London Heathrow

Thu 8/21

6:30 am-9:59 pm

2 stops21h 29m

$779

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Fri 5/16

11:26 am-7:20 am

1 stop13h 54m

London Heathrow

Fri 5/23

12:15 pm-11:34 pm

1 stop17h 19m

$979

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Sun 6/8

5:35 am-6:45 am

1 stop19h 10m

London Heathrow

Sun 6/15

11:20 am-10:36 pm

1 stop17h 16m

$1,082

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Fri 5/16

5:19 pm-6:35 am

3 stops31h 16m

London Heathrow

Fri 5/23

2:10 pm-2:56 pm

2 stops30h 46m

$2,131

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Fri 5/16

5:25 pm-11:45 am

1 stop12h 20m

London Heathrow

Fri 5/23

6:55 am-4:48 pm

2 stops15h 53m

$7,091

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Sun 5/11

3:44 pm-11:25 am

2 stops13h 41m

$548

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Sun 5/11

2:36 pm-12:05 pm

3 stops39h 29m

$739

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Best time to book a flight from Oshkosh to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Oshkosh with our price prediction graph.
Estimated round-trip 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 Oshkosh to London Heathrow Airport

What is the cheapest month to book a flight from Oshkosh to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Oshkosh to London Heathrow Airport (average of $661). Flying from Oshkosh to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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.

What is the cheapest time of day to fly from OS9 to LHR?

Find hourly flight availability from Oshkosh to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

When flying from Oshkosh to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated April 25, 2025.
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Oshkosh to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Oshkosh to Heathrow that include hotel bookings?

    Yes. In addition to deals on Oshkosh to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oshkosh to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oshkosh to Heathrow.

  • Can I find deals for business class flights from Oshkosh to Heathrow?

    Yes. Cheapflights offers flight deals from Oshkosh to Heathrow 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 Oshkosh to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Oshkosh to London Heathrow Airport (average of $661). Flying from Oshkosh to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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

Traveling to a place near Oshkosh?

Book flights to Oshkosh if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Borehamwood
Folkestone
Ilford
Broadway
Aylesbury

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Top 7 airlines flying from Oshkosh to Heathrow

Discover the top 7 airlines that operate flights from Oshkosh to Heathrow. 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 2,558,603 searches. Data last updated April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$555Average$738FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$566Average$1,054FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$613Average$1,011FlexibilityNo cancel feeOn-time71%
DeltaCheapest$613Average$949FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$646Average$931FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$695Average$836FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$703Average$922FlexibilityNo cancel feeOn-time72%

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