The cheapest times to fly from LSE to LHR are

  • January 1st to April 1st
  • April 16th to May 27th (except the week of May 7th)
  • October 8th to December 9th (except the week of November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LSE to LHR is late May. Prices can be as high as $1735 for Saturday flights during early August, or as low as $661 for Tuesday flights around late May.


When to Fly to London

Flying from La Crosse, WI (LSE) to London (LHR) will usually cost between $774 to $1388 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late May with an average ticket price of $668. Due to high demand the most expensive time to fly is early August, with an average price of $1484. Planning your trip to low-cost times can easily save you $816 on economy flights and even more on first-class flights. Generally, any price below $905 can be considered a good price for a round-trip LSE to LHR flight.

See below for a graph of average weekly prices for the LSE to LHR route. All prices are for round-trip tickets in USD.

LSE to LHR Flight Prices

Compared to other flights, the LSE to LHR flight is priced close to the average and costs slightly more than the average flight leaving from La Crosse. The average price per mile (for a direct flight) is $0.14, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $91 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $930. Return trip prices are from the LHR to LSE flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LSE to LHR can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 9 minutes may not be realistic.


Flight Hacking LSE to LHR

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from LSE to LHR — but Champion Traveler does!

Hack #1: Boston, MA (LSE > BOS > LHR)

  • Price for both tickets: $653
  • Average savings: $253 (27.9%)

See LSE to BOS flights

Hack #2: Newark, NJ (LSE > EWR > LHR)

  • Price for both tickets: $686
  • Average savings: $220 (24.25%)

See LSE to EWR flights

Hack #3: New York, NY (LSE > JFK > LHR)

  • Price for both tickets: $702
  • Average savings: $204 (22.49%)

See LSE to JFK flights


Flight Questions Answered

Still have questions about flying from LSE to LHR? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Aer Lingus, Air France, American, British Airways, Delta, Finnair, Iberia, KLM, United, Virgin Atlantic, and potentially more during busy seasons.

How far away is it from London Heathrow Airport to La Crosse Regional Airport?

The distance between the two airports is roughly 3978 miles or 6402 kilometers.

How long does it take to fly from LSE to LHR?

The real-world flight time for a nonstop LSE to LHR flight is about 8 hour 9 minutes.

How many flights go between La Crosse, WI and London?

It depends on the day of the week and the date, but a typical day might have around 9 available flights from LSE to LHR.


Airport Location Info


Departing Airport

Origination codeLSE
Origination airport nameLa Crosse Regional Airport
CityLa Crosse, WI
Countrythe United States

Return Airport

Destination codeLHR
Destination airport nameLondon Heathrow Airport
Countrythe United Kingdom


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.