Cheap flights from London-Heathrow to Marquette

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Marquette flight facts

What you need to know

What are the cheapest airlines?

  • American Airlines
  • United Airlines
  • Delta Air Lines

These airlines usually offer the cheapest flights from London-Heathrow to Marquette.

What airlines fly indirectly?

  • Alaska Airlines
  • Southwest Airlines
  • JetBlue Airways

These airlines fly from London-Heathrow to Marquette, but you’ll have at least one layover.

How long is the flight?

12 hours 30 minutes

This is the shortest flight time from London-Heathrow to Marquette.

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Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the London-Heathrow/Marquette route. There are around 35 flights on any given week from the UK to Marquette and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.

How to get cheap flights from London-Heathrow to Marquette

Tips and advice from our flight experts

You've searched for flights from London-Heathrow to Marquette. We've found 15 flights and compared them to give you the best offer. American Airlines is, on average, the cheapest for this route. Look out for them! The cheapest offer we've found is a one-way ticket for £38 from London-Heathrow to Marquette on 10/03/2026 at 00:40.

We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 6,800 km flight from London-Heathrow to Marquette.

To find the best offers, consider booking 2-3 months in advance or looking for last-minute deals. Try American Airlines for a budget-friendly option. The average flight duration is about 12 hours 30 minutes. After selecting an offer, fill out your information and proceed to payment. Consider booking a hotel with us or using our flight + hotel service to save time and money.