Find cheap flights to London

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Cheapest time to fly from Washington, D.C. to London

Flexible with dates? We find the best prices for the week around your selected date. Prices may vary after you search.

One-way

Mon, Nov 24 - Sun, Nov 30£821
Mon, Dec 1 - Sun, Dec 7£528
Mon, Dec 8 - Mon, Dec 15£478
Tue, Dec 16 - Tue, Dec 23£665
Wed, Dec 24 - Wed, Dec 31£509
Thu, Jan 1 - Wed, Jan 7£617
Thu, Jan 8 - Thu, Jan 15£326
Fri, Jan 16 - Fri, Jan 23£286
Sat, Jan 24 - Sat, Jan 31£285

Round-trip

Mon, Nov 24 - Sun, Nov 30£1,082
Mon, Dec 1 - Sun, Dec 7£929
Mon, Dec 8 - Mon, Dec 15£923
Tue, Dec 16 - Tue, Dec 23£1,203
Wed, Dec 24 - Wed, Dec 31£1,003
Thu, Jan 1 - Wed, Jan 7£842
Thu, Jan 8 - Thu, Jan 15£523
Fri, Jan 16 - Fri, Jan 23£470
Sat, Jan 24 - Sat, Jan 31£484

Cheap flights to London

Weather in London

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-2°C-8°C
February-1°C-8°C
March4°C-3°C
April11°C2°C
May18°C8°C
June23°C13°C
July25°C16°C
August25°C15°C
September22°C12°C
October14°C6°C
November7°C0°C
December1°C-3°C
Hottest Month
25°C
July
Coldest month
-8°C
January
Sunny days
233
days per year
Snow days
25
days per year

14 day forecast

Friday
5 Dec
-3°C-17°C
12 Dec
77%
-3°C-12°C
Saturday
6 Dec
0°C-6°C
13 Dec
67%
-5°C-11°C
Sunday
7 Dec
69%
1°C-3°C
14 Dec
85%
-10°C-13°C
Monday
8 Dec
-7°C-9°C
15 Dec
82%
-7°C-12°C
Tuesday
9 Dec
85%
-1°C-8°C
16 Dec
79%
-7°C-15°C
Wednesday
10 Dec
78%
2°C-4°C
17 Dec
-10°C-22°C
Thursday
11 Dec
62%
-6°C-7°C
18 Dec
74%
-5°C-16°C

Airlines flying to London

Airports in London

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Frequently asked questions

Main airports in London, Ontario, Canada
London International Airport (YXU) is the main airport serving London, Ontario, Canada. It offers domestic and international flights. Another option is Toronto Pearson International Airport (YYZ), which is about a two-hour drive from London and offers more flight options.
Getting from the airport to London, Ontario, Canada
From London International Airport (YXU), you can take a taxi or use ride-sharing services to reach downtown London. Alternatively, you can rent a car at the airport. If you arrive at Toronto Pearson International Airport (YYZ), you can take a shuttle bus or book a private transfer to reach London.
Best time of the year to fly to London, Ontario, Canada
The best time to fly to London, Ontario, Canada is during the summer months of June to August when the weather is pleasant for outdoor activities. However, if you prefer fewer crowds and lower prices, consider visiting in the shoulder seasons of spring or fall.
Things to do in London, Ontario, Canada
Explore Victoria Park and enjoy its beautiful gardens and events. Visit Museum London to learn about the city's history and art. Take a stroll along Richmond Row for shopping and dining. Don't miss out on seeing Budweiser Gardens for live entertainment or attending festivals like Sunfest or Ribfest.
When to book your flight to London, Ontario, Canada
To get the best deals on flights to London, Ontario, Canada, it's recommended to book your tickets in advance. Generally, booking at least 2-3 months ahead of your desired travel dates will give you more options and better prices.
Recommended duration of stay in London, Ontario, Canada
A recommended duration of stay in London, Ontario, Canada is around 2-3 days. This allows enough time to explore the city's attractions such as museums and parks while also leaving room for day trips or additional activities in the surrounding area.
Top tourist attractions in London, Ontario
Some top tourist attractions in London include Fanshawe Pioneer Village for a glimpse into the region's history; Storybook Gardens for family-friendly fun; and Banting House National Historic Site where Sir Frederick Banting discovered insulin. Covent Garden Market is also worth visiting for local food and crafts.
Safety walking at night in london-ontario-canada
London, Ontario is generally considered safe for walking at night. However as with any city it's always advisable to take precautions such as sticking to well-lit areas and being aware of your surroundings.
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