Find flights
When to book
Airlines
FAQs

Cheap flights from Newcastle upon Tyne to St. Louis from £405

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
NCL — STL
23 Mar — 30 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Newcastle upon Tyne to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from Newcastle upon Tyne to St. Louis
Explore the most affordable flight options available from Newcastle upon Tyne to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2026.

Fri 11/910:15
NCL
-
STL
1 stop15h 15m
British Airways
Tue 15/908:45
STL
-
NCL
2 stops25h 25m
British Airways
Deal found 19/2£642
Fri 11/909:30
NCL
-
STL
1 stop16h 00m
Iberia
Tue 15/921:35
STL
-
NCL
1 stop12h 35m
Iberia
Deal found 19/2£848
Sat 4/409:05
NCL
-
STL
2 stops14h 55m
Aer Lingus
Sat 11/417:21
STL
-
NCL
2 stops33h 14m
Aer Lingus
Deal found 18/2£965
Sat 4/411:50
NCL
-
STL
1 stop31h 35m
Multiple Airlines
Sat 11/417:29
STL
-
NCL
2 stops47h 26m
Multiple Airlines
Deal found 18/2£1,182

Find flight deals from Newcastle upon Tyne to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Newcastle upon Tyne (NCL) 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 21 February 2026.

Round-trip from

£965

One-way from

£405
Aer Lingus
  • Aer Lingus
  • 4/4-11/4
  • 4 total stops
  • 48h 09m total
  • Newcastle upon Tyne to St. Louis
Search Deals
2/6
  • 2/6
  • 3 total stops
  • 43h 21m total
  • Newcastle upon Tyne to St. Louis
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Newcastle upon Tyne 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 21 February 2026.
Use the filters below to find and compare flights from Newcastle upon Tyne to St. Louis that are best for you.

Fly from

Newcastle upon Tyne

Fly to

St. Louis

Route

Depart

Return

Price

Newcastle upon TyneSt. Louis

NCL - STL

NCLSTL

Newcastle upon Tyne

Sat 4/4

09:05-18:00

2 stops14h 55m

Lambert-St Louis

Sat 11/4

17:21-08:35

2 stops33h 14m

£965

Newcastle upon TyneSt. Louis

NCL - STL

NCLSTL

Newcastle upon Tyne

Sat 4/4

11:50-13:25

1 stop31h 35m

Lambert-St Louis

Sat 11/4

17:29-22:55

2 stops47h 26m

£1,182

Newcastle upon TyneSt. Louis

NCL - STL

NCLSTL

Newcastle upon Tyne

Wed 3/6

08:10-09:26

3 stops31h 16m

£406

Newcastle upon TyneSt. Louis

NCL - STL

NCLSTL

Newcastle upon Tyne

Wed 3/6

09:35-19:30

1 stop15h 55m

£499

Newcastle upon TyneSt. Louis

NCL - STL

NCLSTL

Newcastle upon Tyne

Tue 2/6

09:10-19:30

1 stop16h 20m

£499

Newcastle upon TyneSt. Louis

NCL - STL

NCLSTL

Newcastle upon Tyne

Mon 1/6

09:35-23:54

2 stops20h 19m

£503

Newcastle upon TyneSt. Louis

NCL - STL

NCLSTL

Newcastle upon Tyne

Sun 31/5

16:20-19:21

2 stops57h 01m

£516

Newcastle upon TyneSt. Louis

NCL - STL

NCLSTL

Newcastle upon Tyne

Sun 31/5

17:40-13:25

1 stop25h 45m

£541

Flights are sorted by cheapest return flights first.

Deals found on 18/2

Best time to book a flight from Newcastle upon Tyne to St. Louis

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

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

Currently, February is the cheapest month in which you can book a flight from Newcastle upon Tyne to St. Louis (average of £546). Flying from Newcastle upon Tyne to St. Louis in August is currently the most expensive (average of £823). 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.

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 21 February 2026.
Check out reviews from past customers who have flown with British Airways from Newcastle upon Tyne to St. Louis to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,756 reviews
Check prices

Overall

6.7

Entertainment

6.4

Food

6.4

Crew

7.6

Comfort

6.8

Boarding

6.9

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,756 reviews
British Airways
6.7
Okay
7,756 reviews
Check prices

Overall

6.7

Entertainment

6.4

Food

6.4

Crew

7.6

Comfort

6.8

Boarding

6.9

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from Newcastle upon Tyne 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 Newcastle upon Tyne to St. Louis?

    There are many flights that can get you from Newcastle upon Tyne to St. Louis in 14h 55m. Fly via Aer Lingus to get the fastest option. Newcastle upon Tyne and St. Louis are separated by a distance of 4036 mi.

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

    Flying on British Airways is currently your cheapest option to St. Louis, with prices starting at £711.

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

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

  • How can I find direct flights from Newcastle upon Tyne to St. Louis?

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

  • Can I find deals for business class flights from Newcastle upon Tyne to St. Louis?

    Yes. Cheapflights offers flight deals from Newcastle upon Tyne 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 Newcastle upon Tyne to St. Louis?

    Currently, February is the cheapest month in which you can book a flight from Newcastle upon Tyne to St. Louis (average of £546). Flying from Newcastle upon Tyne to St. Louis in August is currently the most expensive (average of £823). 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.

Top airline flying from Newcastle upon Tyne to St. Louis

Discover the top airline that operate flights from Newcastle upon Tyne 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 21 February 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£711Average£821FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Newcastle upon Tyne to St. Louis?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Newcastle upon Tyne to St. Louis. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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

Can Cheapflights find flights from Newcastle upon Tyne to St. Louis with no change fees?

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

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.