Find flights
When to book
Airlines
FAQs

Cheap flights from Birmingham to St. Louis from £631

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
BHX — STL
1 Jan — 8 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Birmingham to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Birmingham (BHX) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 December 2025.

Round-trip from

£631

Popular in

June

Cheapest in

April

Average price

£851
Delta
  • Delta
  • 15/1-22/1
  • 4 total stops
  • 33h 41m total
  • Birmingham to St. Louis
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£131 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Find flight deals from Birmingham to St. Louis

Enter your travel dates to find the best prices.

Best flights from Birmingham to St. Louis
Discover carefully curated flight deals from Birmingham to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 December 2025.

Thu 15/106:15BHX - STL
2 stops16h 30mDelta
Thu 22/110:19STL - BHX
2 stops17h 11mDelta
Deal found 1/12£631
Thu 30/408:10BHX - STL
2 stops19h 38mAmerican Airlines
Sat 9/518:29STL - BHX
2 stops19h 41mAmerican Airlines
Deal found 1/12£777
Fri 1/506:00BHX - STL
1 stop13h 30mLufthansa
Sat 9/517:18STL - BHX
2 stops34h 32mLufthansa
Deal found 1/12£803
Thu 15/113:25BHX - STL
2 stops32h 04mMultiple Airlines
Thu 22/116:05STL - BHX
3 stops23h 30mMultiple Airlines
Deal found 1/12£818
Fri 1/510:30BHX - STL
2 stops29h 57mUnited Airlines
Sat 9/517:18STL - BHX
3 stops41h 52mUnited Airlines
Deal found 1/12£873
Sat 2/512:20BHX - STL
2 stops17h 04mAer Lingus
Sun 10/511:14STL - BHX
2 stops14h 26mAer Lingus
Deal found 1/12£934
Thu 22/106:15BHX - STL
2 stops23h 22mDelta
Mon 26/118:57STL - BHX
2 stops16h 53mDelta
Deal found 1/12£661
Fri 1/505:55BHX - STL
2 stops20h 36mDelta
Sat 9/517:00STL - BHX
2 stops18h 50mDelta
Deal found 1/12£723
Fri 1/513:05BHX - STL
2 stops16h 19mAer Lingus
Sun 10/511:14STL - BHX
2 stops14h 26mAer Lingus
Deal found 1/12£934
Thu 15/113:25BHX - STL
1 stop30h 30mLufthansa
Thu 22/113:15STL - BHX
2 stops21h 45mLufthansa
Deal found 1/12£977

Cheapflights Fare Finder

 
Customise your flight search to find flights from Birmingham to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 2 December 2025.
Use the filters below to find and compare flights from Birmingham to St. Louis that are best for you.

Fly from

Birmingham

Fly to

St. Louis

Route

Depart

Return

Price

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 15/1

06:15-16:45

2 stops16h 30m

Lambert-St Louis

Thu 22/1

10:19-09:30

2 stops17h 11m

£631

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 22/1

06:15-23:37

2 stops23h 22m

Lambert-St Louis

Mon 26/1

18:57-17:50

2 stops16h 53m

£661

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Fri 1/5

05:55-20:31

2 stops20h 36m

Lambert-St Louis

Sat 9/5

17:00-17:50

2 stops18h 50m

£723

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 30/4

08:10-21:48

2 stops19h 38m

Lambert-St Louis

Sat 9/5

18:29-20:10

2 stops19h 41m

£777

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Fri 1/5

06:00-13:30

1 stop13h 30m

Lambert-St Louis

Sat 9/5

17:18-09:50

2 stops34h 32m

£803

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 15/1

13:25-15:29

2 stops32h 04m

Lambert-St Louis

Thu 22/1

16:05-21:35

3 stops23h 30m

£818

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Fri 1/5

10:30-10:27

2 stops29h 57m

Lambert-St Louis

Sat 9/5

17:18-17:10

3 stops41h 52m

£873

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 2/5

12:20-23:24

2 stops17h 04m

Lambert-St Louis

Sun 10/5

11:14-07:40

2 stops14h 26m

£934

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Fri 1/5

13:05-23:24

2 stops16h 19m

Lambert-St Louis

Sun 10/5

11:14-07:40

2 stops14h 26m

£934

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 15/1

13:25-13:55

1 stop30h 30m

Lambert-St Louis

Thu 22/1

13:15-17:00

2 stops21h 45m

£977

Flights are sorted by cheapest return flights first.

Deals found on 1/12

Best time to book a flight from Birmingham to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Birmingham 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.

Cheapflights Insights

Everything you need to know about your flight from Birmingham to St. Louis

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

Currently, January is the cheapest month in which you can book a flight from Birmingham to St. Louis (average of £565). Flying from Birmingham to St. Louis in August is currently the most expensive (average of £825). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BHX to STL?

Find hourly flight availability from Birmingham to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 December 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 9% on flights from Birmingham to St. Louis by exploring options for tickets at midday.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to 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 an airline for your flight to St. Louis. Reviews last updated 2 December 2025.
Read through reviews of airlines operating flights from Birmingham to St. Louis, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,425 reviews
Check prices

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Overall

7.7

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,425 reviews
KLM
7.7
Good
1,425 reviews
Check prices

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Overall

7.7

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Birmingham to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Birmingham to St. Louis?

    Airlines like Delta fly from Birmingham to St. Louis in about 16h 30m. The time it takes to get you to your destination can typically vary by up to . The distance from Birmingham to St. Louis is about 4108 mi.

  • What is the cheapest airline to fly from Birmingham to St. Louis round-trip?

    According to our current data, KLM (£807), offers the cheapest pricing from Birmingham to St. Louis. Users have found that KLM is 17% cheaper than the other options available to this destination.

  • Can I find deals for flights from Birmingham to St. Louis that include hotel bookings?

    Yes. In addition to deals on Birmingham to St. Louis flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Birmingham to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Birmingham to St. Louis.

  • Can I find deals for business class flights from Birmingham to St. Louis?

    Yes. Cheapflights offers flight deals from Birmingham to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, January is the cheapest month in which you can book a flight from Birmingham to St. Louis (average of £565). Flying from Birmingham to St. Louis in August is currently the most expensive (average of £825). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Birmingham to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Kansas City flights
Heathrow to St. Louis flights
Gatwick to Kansas City flights
Gatwick to St. Louis flights
London City to St. Louis flights
London City to Kansas City flights
Stansted to St. Louis flights
Manchester to Kansas City flights
Birmingham to Kansas City flights
Manchester to St. Louis flights
Heathrow to Springfield flights
Edinburgh to Kansas City flights
London City to Springfield flights
Edinburgh to St. Louis flights
Luton to St. Louis flights
Stansted to Kansas City flights
Newcastle upon Tyne to St. Louis flights
Newcastle upon Tyne to Kansas City flights
Manchester to Springfield flights
Manchester to Columbia flights
Grimsby to St. Louis flights
Leeds to St. Louis flights
Gatwick to Springfield flights
Leeds to Kansas City flights
Liverpool to St. Louis flights

Top airline flying from Birmingham to St. Louis

Discover the top airline that operate flights from Birmingham to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 2 December 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£807Average£951FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Birmingham to St. Louis flights 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 better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to St. Louis from Birmingham.

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

Yes, we can. To see specific flights from Birmingham to St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Birmingham to St. Louis flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.