$611 Flights from St Louis (STL) to Newcastle (NCL)

Compare St Louis to Newcastle flight deals

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Flight deals from St Louis to Newcastle

Looking for a cheap last-minute deal or the best round-trip flight from St Louis to Newcastle? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from St Louis to Newcastle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Newcastle flights are currently cheapest in May.

St Louis to Newcastle: Alternative routes

Compare routes from St Louis to Newcastle below. You may find an airport to fly into that's cheaper, faster, or easier than Newcastle.

St Louis to Newcastle: Flight information

The things to know before you go.
Cheapest flight found$611
Cheapest month to flyMay

Finding cheap flights from St Louis to Newcastle: Frequently asked questions

The best price we found for a round-trip flight from St Louis to Newcastle is $1,773. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Newcastle. But we found flights with one or more stops from $1,773.
There are no flights flying from St Louis to Newcastle, as of December 2025.
The cheapest month to fly from St Louis to Newcastle is usually December.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Newcastle Airport on Tuesday, December 23, 2025.
No airlines currently offer direct flights between St Louis Airport and Newcastle Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Newcastle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Newcastle is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Aer Lingus offers the cheapest flight tickets to Newcastle.

Flying from Lambert-St. Louis International Airport (STL) to Newcastle International Airport (NCL): what you need to know

  • Newcastle is five hours ahead of St Louis and follows the UTC+0 timezone.

  • To ensure you get on your STL to NCL flight, leave plenty of time for things like baggage drop and finding your gate. Turning up two hours ahead of international departures and an hour before domestic flights is the general rule.

  • You'll likely experience bigger queues in popular months like July. Arriving up to four hours ahead of an international flight and two hours for a domestic departure is a good idea.

  • Pick a stopover if you'd love to break up your flight. Simply deselect 'Direct flights only' to see the options for tickets from Lambert-St. Louis International Airport to Newcastle International Airport. Frankfurt Airport is a top stopover on the STL to NCL route.

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Newcastle International Airport (NCL)

  • Right now, $611 is the cheapest price we've seen for a one-way Lambert-St. Louis International Airport to Newcastle International Airport flight. The best price for a return ticket is $1,773. Remember that fares may change due to availability when booking.

  • It's usually best to book as early as possible if you want to find cheap tickets from STL to NCL. That's because flight prices are based on demand, which tends to increase closer to departure.

  • If you're flexible with your trip dates, try using the 'Whole month' search tool. It'll give you the cheapest price in every month when searching for your flight from Lambert-St. Louis International Airport to Newcastle International Airport.

  • You won't have to check back in every day to find out if fares have gone down when you set up a Price Alert. We'll send you an update as soon as there's a better deal on cheap flights from STL to NCL.

  • Select your ideal arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Lambert-St. Louis International Airport to Newcastle International Airport.

Handy information about Lambert-St. Louis International Airport (STL)

Arriving at Newcastle International Airport (NCL)

Getting from Newcastle International Airport (NCL) to central Newcastle

  • Newcastle International Airport to central Newcastle has a drive time of around 15 minutes. It's approximately 7 miles away.

  • It typically takes 30 minutes to get there using public transport.

When to fly to Newcastle International Airport (NCL)

  • The quietest month for a flight from Lambert-St. Louis International Airport to Newcastle International Airport is January, while June is the busiest. Choose the ideal time to go to Newcastle based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • The warmest month in Newcastle is July, with temperatures ranging between 50ºF and 70ºF. Lock in your flights from Lambert-St. Louis International Airport to Newcastle International Airport in this month if this is the type of weather you enjoy.

  • Look for cheap tickets from STL to NCL in January if you like traveling in cooler conditions. Temperatures are at their lowest around then, ranging between 32ºF and 45ºF on average.

Explore more of United Kingdom

  • Newcastle has plenty going for it, but there are so many other parts of United Kingdom just waiting to be explored. About 250 miles south of Newcastle, a trip to London will fill your itinerary to the brim. Check out popular attractions like Big Ben, The British Museum and Buckingham Palace.

  • Around 170 miles south of Newcastle, Birmingham is another favorite stop in United Kingdom. Start your sightseeing at Cadbury World, The Library of Birmingham and National Sea Life Centre.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.