$271 Cheap Flights from St. Louis (STL) to London (YXU)

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Cheap Flights from St. Louis to London (STL-YXU)

Prices were available within the past 7 days and start at $271 for one-way flights and $524 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Air Canada
Air Canada
Air Canada
United
Air Canada
Air Canada
Air Canada
Air Canada
Air Canada
Flights from St. Louis (STL) to London (YXU)
Origin airport
Lambert-St. Louis Intl.
Destination airport
London Intl.
Roundtrip price
$524
Distance
564 mi

St. Louis to London Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from St. Louis to London offer the perfect respite. Not only does exploring London provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from St. Louis to London may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of London are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to London more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to London is $271 now!

Frequently asked questions

How much is a one-way flight from Lambert Field to London Intl. Airport?
Reserve your tickets with Expedia and you could score one-way St. Louis flights to London from only $242. This was the lowest price found for this particular journey with a departure date in the next three months — an Air Canada flight, departing STL on May 20 2024 and arriving at London Intl. Airport (YXU). The price was updated on May 16 2024 and has not changed since. Can’t wait to land your own bargain flights? Awesome offers are just a few clicks away.
Is it cheaper to buy a plane ticket from Lambert Field to London Intl. Airport (YXU) last minute?
When it comes to booking your flights, it’s always better to be prepared. While it’s possible to pick up a last-minute deal on a St. Louis Lambert International Airport to YXU flight, fares usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days in advance. For international journeys it’s three to four months.
What is the cheapest airline flying from STL to London Intl. Airport in the next 90 days?
The cheapest carrier flying from St. Louis to London found on Expedia is Air Canada, with fares starting at $242. This price is based on fares found on Expedia with a departure date within the next 90 days. The flight takes off from Lambert-St. Louis Intl. Airport (STL) on May 20 2024 and touches down at London Intl. Airport (YXU). The pricing information was updated on May 16 2024 and has not changed since.
What's the cheapest price for a flight from STL to London Intl. Airport next month?
Grab a flight from St. Louis to London for $242. This is the cheapest ticket for this journey departing in the next month. It’s an Air Canada flight leaving STL on May 20 2024 and arriving at London Intl. Airport. The ticket price was last updated on May 16 2024 and has not changed since. It was found after looking through all available flights on Expedia within the next 30 days.
What airports do you fly into for London from Central United States?
There are two — London Intl. Airport (YXU) and Region of Waterloo Intl. Airport (YKF). Both are great options for those traveling from Central United States to London. If you go via London Intl. Airport (YXU), you’ll come in to land about 6 mi northeast of downtown London. Once you’ve settled in to your comfy hotel room, it’s time to experience the city’s leading sights. University of Western Ontario and Budweiser Gardens are both a hit with visitors to the area.
Can I change the date of my flight from St. Louis Lambert International Airport to YXU?
We know plans can change, so Expedia is here to help make things easier. To start, find your St. Louis Lambert International Airport to London Intl. Airport itinerary through the Expedia Trips portal and read the fare conditions and rules about change fees or other charges. If you booked in the last 24 hours, some airlines will let you cancel for free and book new flights. If you booked your fare more than 24 hours ago, connect with us via our Customer Service portal so we can assist you further.
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