Cheap flights from London-London City to Guam

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Guam flight facts

What you need to know

What are the cheapest airlines?

  • British Airways
  • United Airlines
  • Qatar Airways

These airlines usually offer the cheapest flights from London-London City to Guam.

What airlines fly indirectly?

  • Emirates
  • Singapore Airlines
  • Cathay Pacific

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

How long is the flight?

22 hours

This is the shortest flight time from London-London City to Guam.

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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-London City/Guam route. There are around 35 flights on any given week from the UK to Guam 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-London City to Guam

Tips and advice from our flight experts

You've searched for flights from London City to Guam. We've found 15 flights and compared them to give you the best offer. On average, British Airways is the cheapest for this route, so keep an eye on them. The cheapest offer we've found is a one-way ticket for the route from London to Guam on 20/02/2026 at 23:55 for £84.

We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 10,000 km flight from London to Guam.

To find the best offers, consider booking 2-3 months in advance or look for last-minute deals. Try flying with British Airways, which is popular for this route. The average flight duration is around 22 hours. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to book everything at once, saving you time and money.