
Popular airlines from Heathrow Airport (LHR) to St. Louis Lambert Intl. Airport (STL)
- British Airways
British Airways
- Iberia
Iberia
- Virgin Atlantic
Virgin Atlantic
- Air Canada
Air Canada
- Lufthansa
Lufthansa
- Finnair
Finnair
- Aer Lingus
Aer Lingus
- Plan, book, fly with confidence
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Cheap flights from London to St. Louis (LHR-STL)
Prices were available within the past 7 days and start at €986 for one-way flights and €722 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, 1 Oct - Tue, 7 Oct
LHR
London
STL
St. Louis
€722 Return, found 3 days ago
€722
Return
found 3 days ago

Fri, 29 Aug - Thu, 11 Sep
LHR
London
STL
St. Louis
€728 Return, found 3 days ago
€728
Return
found 3 days ago

Wed, 1 Oct - Tue, 7 Oct
LHR
London
STL
St. Louis
€734 Return, found 3 days ago
€734
Return
found 3 days ago

Fri, 29 Aug - Thu, 11 Sep
LHR
London
STL
St. Louis
€794 Return, found 3 days ago
€794
Return
found 3 days ago

Sun, 31 Aug - Sat, 13 Sep
LHR
London
STL
St. Louis
€799 Return, found 4 days ago
€799
Return
found 4 days ago

Fri, 29 Aug - Thu, 11 Sep
LHR
London
STL
St. Louis
€800 Return, found 3 days ago
€800
Return
found 3 days ago

Fri, 29 Aug - Thu, 11 Sep
LHR
London
STL
St. Louis
€808 Return, found 3 days ago
€808
Return
found 3 days ago

Fri, 29 Aug - Thu, 11 Sep
LHR
London
STL
St. Louis
€808 Return, found 3 days ago
€808
Return
found 3 days ago

Sun, 31 Aug - Sat, 13 Sep
LHR
London
STL
St. Louis
€818 Return, found 4 days ago
€818
Return
found 4 days ago

Sun, 31 Aug - Sat, 13 Sep
LHR
London
STL
St. Louis
€819 Return, found 4 days ago
€819
Return
found 4 days ago

Fri, 29 Aug - Thu, 11 Sep
LHR
London
STL
St. Louis
€831 Return, found 3 days ago
€831
Return
found 3 days ago
Find the cheapest month to fly from London (LHR) to St. Louis (STL)
January is typically the cheapest month to fly
From €611 - €1,659 per traveller.
Graph displaying average flight prices per month
Origin airport | Heathrow |
Destination airport | Lambert-St. Louis Intl. |
Return price | €722 |
Distance | 6703 km |
Perfect flights from London to St. Louis
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to St. Louis. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
Our flexible Heathrow to Lambert-St. Louis Intl. ticket options cater to your travel preferences, with incredible one-way fares from €986 and roundtrip prices from €722. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Lambert-St. Louis Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in St. Louis.
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