HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$1,133+ Cheap flights from Newcastle upon Tyne (NCL) to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
NCL — STL
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Newcastle upon Tyne to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 agosto 14, 2025.

Round-trip from

$1,133
(Delta)

Popular in

August

Cheapest in

March

Average price

$1,371
From Newcastle upon Tyne to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Newcastle upon Tyne to St. Louis

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 agosto 14, 2025.

This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/216:00 amNCL - STL
2 stops16h 51mDelta
dom. 11/306:45 amSTL - NCL
2 stops21h 35mDelta
Deal found 8/13$1,133
This Expedia deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/215:30 pmNCL - STL
2 stops36h 14mLufthansa
dom. 11/303:50 pmSTL - NCL
1 stop18h 55mLufthansa
Deal found 8/13$1,278

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated agosto 14, 2025.
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

vie. 11/21

6:00 am-4:51 pm

2 stops16h 51m

Lambert-St Louis

dom. 11/30

6:45 am-10:20 am

2 stops21h 35m

$1,133

Newcastle upon TyneSt. Louis

NCL - STL

NCLSTL

Newcastle upon Tyne

vie. 11/21

5:30 pm-11:44 pm

2 stops36h 14m

Lambert-St Louis

dom. 11/30

3:50 pm-4:45 pm

1 stop18h 55m

$1,278

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

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 round-trip 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, August is the cheapest month in which you can book a flight from Newcastle upon Tyne to St. Louis (average of $311). Flying from Newcastle upon Tyne to St. Louis in March is currently the most expensive (average of $356). 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.

How much does it cost to fly round-trip from Newcastle upon Tyne to St. Louis?

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.

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Newcastle upon Tyne to St. Louis (average of $311). Flying from Newcastle upon Tyne to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Chesterfield
Farmington
Festus

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.

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.