Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from London Heathrow Airport to Wisconsin
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
TAP AIR PORTUGAL flights from London Heathrow Airport to Wisconsin
Our best TAP AIR PORTUGAL deals on London Heathrow Airport to Wisconsin flight tickets
Icelandair flights from London Heathrow Airport to Wisconsin
Our best Icelandair deals on London Heathrow Airport to Wisconsin flight tickets
See travel insights to Wisconsin from
How to get the cheapest flight ticket from London Heathrow Airport to Wisconsin
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Wisconsin?
If you aren’t able to travel during the month of April, then book flights to Wisconsin from London Heathrow Airport during September instead. Flights to Wisconsin in September, while not as cheap as those in April, still average around $882.
How far in advance should I book a flight to Wisconsin?
You are more likely to see cheaper flights to Wisconsin from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Wisconsin for around $1,013 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Wisconsin from London Heathrow Airport for as low as $826 on momondo.
Cheap London Heathrow Airport to Wisconsin flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Wisconsin
When did momondo last update prices for flights from London Heathrow Airport to Wisconsin?
Prices for flights from London Heathrow Airport to Wisconsin refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to Wisconsin?
As of June 2025, there are 15 operators available to choose from for flights from London Heathrow Airport to Wisconsin.
How old do you have to be to fly from London Heathrow Airport to Wisconsin?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Wisconsin.
What documentation or ID do you need to fly to Wisconsin?
The required travel and health documents for your Wisconsin trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Wisconsin. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from London to Wisconsin?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Wisconsin. momondo saves you time and could save you money on your trip.
Can I find flights from London to Wisconsin with flexible booking policies on momondo?
All flight searches from London to Wisconsin on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from London to Wisconsin?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Wisconsin from London.
I’m not ready to book a flight from London to Wisconsin right now. Can momondo alert me if prices change?
Price alerts on flights to Wisconsin from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.