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£68+ Cheap flights from St. Louis

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — LHR
16 Jul — 23 Jul1
1 adult

What to know about flights from St. Louis

Discover essential information about flights departing from St. Louis, including flight schedules, destinations, airlines operating at the St. Louis airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 11 July 2025.

Cheapest airline

Virgin Atlantic

Good round-trip deal

£556 or less

Good one-way deal

£45 or less
On average, Virgin Atlantic currently has the cheapest one-way flight from Lambert-St Louis (avg. price of £574).
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Price to beat on a round-trip flight from Lambert-St Louis.
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Price to beat on a one-way flight from Lambert-St Louis.
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Find flights from St. Louis

Cheapest flights from St. Louis
Explore the most affordable flight options available from St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 11 July 2025.

Mon 1/918:30STL - LAS
1 stop18h 15mAlaska Airlines
Thu 4/921:21LAS - STL
1 stop15h 20mAlaska Airlines
Deal found 9/7£159
Sat 15/1113:45STL - LAS
1 stop4h 55mSouthwest
Wed 19/1106:00LAS - STL
1 stop5h 05mSouthwest
Deal found 10/7£161
Sat 27/906:00STL - LAS
1 stop10h 45mHawaiian Airlines
Tue 30/907:45LAS - STL
1 stop7h 49mHawaiian Airlines
Deal found 10/7£166
Tue 28/1006:30STL - LAS
1 stop8h 17mDelta
Fri 31/1000:45LAS - STL
1 stop5h 59mDelta
Deal found 9/7£167
Wed 5/1106:45STL - MAN
2 stops18h 25mDelta
Fri 14/1112:00MAN - STL
1 stop17h 39mDelta
Deal found 10/7£457
Wed 5/1118:29STL - MAN
2 stops15h 51mBritish Airways
Fri 14/1109:00MAN - STL
2 stops17h 00mBritish Airways
Deal found 10/7£459
Sun 21/913:03STL - EDI
1 stop12h 07mBritish Airways
Tue 30/911:35EDI - STL
1 stop15h 31mBritish Airways
Deal found 9/7£472
Sat 9/816:45STL - EDI
2 stops35h 50mUnited Airlines
Fri 22/811:15EDI - STL
2 stops29h 31mUnited Airlines
Deal found 10/7£478
Mon 11/813:30STL - EDI
1 stop13h 35mAir Canada
Tue 26/811:15EDI - STL
1 stop14h 45mAir Canada
Deal found 9/7£481
Wed 5/1115:50STL - MAN
1 stop17h 00mLufthansa
Fri 14/1106:05MAN - STL
1 stop13h 50mLufthansa
Deal found 10/7£481
Sun 9/1116:05STL - MAN
2 stops15h 10mMultiple Airlines
Fri 21/1106:05MAN - STL
1 stop13h 50mMultiple Airlines
Deal found 10/7£482
Wed 17/906:35STL - LHR
1 stop23h 10mUnited Airlines
Wed 1/1017:40LHR - STL
2 stops31h 58mUnited Airlines
Deal found 10/7£491

Find flights from St. Louis within your budget

Find flights departing from St. Louis that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 11 July 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Mon 1/9

18:30-10:45

1 stop18h 15m

Las Vegas Harry Reid Intl

Thu 4/9

21:21-14:41

1 stop15h 20m

£159

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Sat 15/11

13:45-16:40

1 stop4h 55m

Las Vegas Harry Reid Intl

Wed 19/11

06:00-13:05

1 stop5h 05m

£161

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Sat 27/9

06:00-14:45

1 stop10h 45m

Las Vegas Harry Reid Intl

Tue 30/9

07:45-17:34

1 stop7h 49m

£166

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Tue 28/10

06:30-12:47

1 stop8h 17m

Las Vegas Harry Reid Intl

Fri 31/10

00:45-08:44

1 stop5h 59m

£167

St. LouisManchester

STL - MAN

STLMAN

Lambert-St Louis

Wed 5/11

06:45-07:10

2 stops18h 25m

Manchester

Fri 14/11

12:00-23:39

1 stop17h 39m

£457

St. LouisManchester

STL - MAN

STLMAN

Lambert-St Louis

Wed 5/11

18:29-16:20

2 stops15h 51m

Manchester

Fri 14/11

09:00-20:00

2 stops17h 00m

£459

St. LouisEdinburgh

STL - EDI

STLEDI

Lambert-St Louis

Sun 21/9

13:03-07:10

1 stop12h 07m

Edinburgh Turnhouse

Tue 30/9

11:35-21:06

1 stop15h 31m

£472

St. LouisEdinburgh

STL - EDI

STLEDI

Lambert-St Louis

Sat 9/8

16:45-10:35

2 stops35h 50m

Edinburgh Turnhouse

Fri 22/8

11:15-10:46

2 stops29h 31m

£478

St. LouisManchester

STL - MAN

STLMAN

Lambert-St Louis

Wed 5/11

15:50-14:50

1 stop17h 00m

Manchester

Fri 14/11

06:05-13:55

1 stop13h 50m

£481

St. LouisEdinburgh

STL - EDI

STLEDI

Lambert-St Louis

Mon 11/8

13:30-09:05

1 stop13h 35m

Edinburgh Turnhouse

Tue 26/8

11:15-20:00

1 stop14h 45m

£481

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 60 results
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Best time to book a flight from St. Louis

Have a flexible travel schedule? Discover the best time to fly from St. Louis with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis

Get recent, data-driven insights about flights from St. Louis including ideal travel times, pricing trends, and more.

When is the best time to book a flight from St. Louis?

Use this chart to determine the optimal time to book a return flight from St. Louis to Heathrow. Price data was last updated on 27 June 2025.

Booking 11 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from St. Louis?

Currently, October is the cheapest month in which you can book a flight from St. Louis (average of £454). Flying from St. Louis in June will prove the most costly (average of £738). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from St. Louis?

Many airlines operate round-trip flights from St. Louis: Virgin Atlantic, British Airways, KLM, Air Canada, American Airlines. These airlines fly to the following popular destinations: London.

Virgin Atlantic
Virgin Atlantic
From £662
British Airways
British Airways
From £670
KLM
KLM
From £712
Air Canada
Air Canada
From £585

What are popular destinations to fly to from St. Louis?

If you’re flying from St. Louis, these routes are more frequently taken by airlines Chicago (880 flights per day), Atlanta (261 flights per day) and Detroit (218 flights per day).

Chicago
Chicago
From £394
Orlando
Orlando
From £183
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From £729
San Francisco
San Francisco
From £203

What is the cheapest place to fly to from St. Louis?

The cheapest city to fly to from St. Louis is Detroit, with prices starting at £45. Explore other affordable destinations below.

Detroit
Detroit
From £60
Orlando
Orlando
From £183
San Francisco
San Francisco
From £203
Chicago
Chicago
From £394

Airline reviews for flights from St. Louis

Get insights into the airlines that provide service from St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from St. Louis. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Read through reviews of airlines serving St. Louis, such as Delta, KLM, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,951 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,372 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,848 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,896 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Browse thousands of different options on Cheapflights for your next trip

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Direct flights from Missouri

Book a direct flight from one of these other cities located in Missouri.
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Direct flights from Columbia

Related info for your journey

Access useful and relevant information related to your journey from St. Louis. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 11 July 2025.

  • What are the most popular destinations to fly to from St. Louis?

    This month, the top selected destinations from St. Louis are Boston, Cancún, Atlanta. Throughout the year, Cancún, Boston, Atlanta are some of the top choices made by users flying from St. Louis.

  • What is the cheapest flight from St. Louis to anywhere?

    Users have flown out of St. Louis for as low as £45 to Detroit Metropolitan Wayne County Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for £360 to fly from St. Louis.

  • What are the cheapest airlines flying from St. Louis to anywhere?

    Over the past few days, we've found that Air Canada, Virgin Atlantic, and British Airways have the cheapest prices from St. Louis. Air Canada flights from St. Louis to London Heathrow (£430), Virgin Atlantic flights from St. Louis to London Heathrow (£487), and British Airways flights from St. Louis to Edinburgh Turnhouse (£493).

  • What is the cheapest premium economy flight from St. Louis?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from St. Louis.
    Lambert-St Louis to Washington, D.C. Dulles Intl Airport from £1,257
    Lambert-St Louis to Frankfurt am Main Airport from £1,737
    Lambert-St Louis to Montreal Pierre Elliott Trudeau Intl Airport from £1,984
    Lambert-St Louis to Newark Airport from £2,142

  • What is the cheapest first class flight from St. Louis?

    If you’re looking for a cheap first-class flight from St. Louis, consider Chicago. Prices start at £4,806 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from St. Louis?

    At the present moment the cheapest month to fly from St. Louis is currently October; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from St. Louis?

    Check out the cheapest flights from St. Louis to embark to:
    Travel from St. Louis to London from £364 round trip

  • How does Cheapflights help users find flights from St. Louis?

    Deals for flights from St. Louis are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

  • Why should you use Cheapflights to find cheap flight tickets from St. Louis?

    Cheapflights simply makes it quick and affordable to book flights from St. Louis by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

  • Can Cheapflights find flights from St. Louis with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from St. Louis become cheaper?

    Not ready to book yet? You can track prices for flights from St. Louis on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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How does Cheapflights help users find flights from St. Louis?

Deals for flights from St. Louis are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from St. Louis?

Cheapflights simply makes it quick and affordable to book flights from St. Louis by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St. Louis with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis become cheaper?

Not ready to book yet? You can track prices for flights from St. Louis on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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