Cheap flights to London, England from $160

Anytime is a good time to book a flight to London. July and August are the warmest months. However, you can never be guaranteed sun. While London gets its fair share of grey skies, it rains less in the South East than it does in the rest of Great Britain. Spring weather (March to May) can be unpredictable with sun, rain and cloudy skies. Average temperatures hover between 51-59 degrees. Summers (June to August) are warm with average temperatures of about 68 degrees that can sometimes soar to 98 degrees. Fall (September to November) weather is like spring weather; unpredictable. The rain is heaviest during November when the city averages 2.5 inches. Winters (December to February) are generally mild, if damp. Snow and freezing temperatures are rare in London.

Heathrow Airport is London’s major international airport, and has many direct flights from the United States.  Direct flights from New York City to London take about 7.5 hours, flights from Los Angeles take about 11.5 hours, from Chicago take about 8.5 hours, and from Dallas take about 10 hours.

There are hundreds of airlines that fly to London, so you won’t have trouble finding a flight that’s right for you. Several major U.S. airlines fly into Heathrow, including Delta, United, and American Airlines. You can also fly from the U.S. to London on United Kingdom’s flagship carrier, British Airways, andon  several international airlines, such as Air India and Air New Zealand.

Weather in London can change throughout the day, so you’ll want to pack layers, such as sweaters and light jackets, so you are prepared for anything. Hats, gloves, and scarves are easy to pack and will provide warmth when the sun goes down. A small umbrella is also a must because rain showers can appear suddenly. The city is very walkable, so pack some sturdy, comfortable shoes and thick socks to protect your feet. If you plan on head out to experience London’s nightlife, be sure to pack some appropriate evening wear, such as a cocktail dress, slacks, and ties.

The best things about London are free. These include the extensive Royal Parks such as Hyde Park, Green Park, The Regent’s Park, Richmond and St James’s Park. A must-see park is Kensington Gardens: Before Peter Pan found Neverland he found Kensington Gardens. In the first Peter Pan storybook, author J M Barrie sends Peter Pan out of his nursery to Long Water in Kensington Gardens—the very spot where the statue stands today. Relive history every day in London while watching the Changing of the Guard. The British pomp and ceremony is free of charge and takes place outside Buckingham Palace. The guards are dressed in traditional red tunics and bearskin hats, and the ceremony is set to music. Major museums and art galleries are free, too. These include the world-renowned British Museum, Natural History and Science Museums, Victoria and Albert Museum, Imperial War Museum and National Maritime Museum. Additionally, Sir John Soane’s Museum, the Garden Museum, and the main art galleries—the National Gallery, National Portrait Gallery, Tate: British and International Modern and Contemporary Art, Wallace Collection—offer entry at no charge. There are also smaller, quirkier museums such as The Geffrye Museum, restored 18th-century almshouses with a number of period rooms from 1600 to the present day. The two Tate museums in London are world famous for many reasons. Tate Britain houses a collection of 65,000 works, including the Turner collection of 19,000 watercolors and some 300 paintings as well as a gallery of British art from 1500 to the present. Tate Modern, on the South Bank riverfront, has galleries of modern and contemporary art; traveling shows; and ongoing activities and events. While free activities are always welcome to travelers on a budget, there are some can’t-miss things to do in London that cost money; for example, attending the theater. London has arguably the best English-language theater in the world, with offerings even greater than New York. And, you can book your tickets online from home. Have a “cuppa”—afternoon tea—with all the grace and ritual of the British Empire at one of several hotels that serve afternoon tea, the most famous of which is the Ritz. Remember to dress smartly as there is a dress code. Camden Market is one of the most exciting shopping experiences London has to offer. The market is definitely worth a visit with its huge variety of food, antiques, bric-a-brac, clothing, bars, nightspots, and crowds of people. You can eat your way around the world in London such is the number and variety of restaurants. For a proper curry head to Brick Lane in East London. For fish and chips, the traditional meal, head to Fryer’s Delight in Holborn or Rock and Sole Plaice in Covent Garden. Londoners enjoy their sports: cricket, football, horse racing, tennis, and golf, as well as more unusual sports, such as “going to the dogs”—watching dog racing—which is very popular, especially in the East End. Check the schedules and spend the afternoon as a spectator.

LHR stands for London Heathrow Airport. Codes like this one are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Ready for more IATA code knowledge? These are related airports for your current travel destination: London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN).

Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to London on Cheapflights that require 1 or 2 stops for potential cost savings.

Based on reviews from Cheapflights users, WestJet is rated the highest out of the airlines that fly to London.

London Gatwick Airport is currently the cheapest airport to fly to in London. One-way flights to London Gatwick Airport typically cost $14, while round-trip flights cost around $14.

A round-trip flight to London will typically cost around $916, however they can be found for as little as $58.

For those looking to save time traveling to London, Boston offers the quickest one-way flight (6 hours 20 minutes).

If being close to London is important to you, you’ll want to land at London Heathrow Airport.

Yes. Those touching down at London Heathrow Airport can take advantage of the rental car services offered upon their arrival.

Yes. London Heathrow Airport has hotels nearby for those requiring accommodations. Aerotel London Heathrow T2 & T3 is the closest property to London Heathrow Airport (0.0 mi away from London Heathrow Airport).