The cheapest times to fly from MDT to STN are

  • January 1st to March 18th (except the week of February 5th)
  • August 20th to December 9th (except the week of October 15th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from MDT to STN is early to mid January. Prices can be as high as $4307 for Friday flights during mid June, or as low as $907 for Monday flights around early to mid January.


When to Fly to London

Flying from Harrisburg, PA (MDT) to London (STN) will usually cost between $944 to $1821 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid January with an average ticket price of $1011. Due to high demand the most expensive time to fly is mid June, with an average price of $2093. Planning your trip to low-cost times can easily save you $1082 on economy flights and even more on first-class flights. Generally, any price below $1146 can be considered a good price for a round-trip MDT to STN flight.

See below for a graph of average weekly prices for the MDT to STN route. All prices are for round-trip tickets in USD.

MDT to STN Flight Prices

Compared to other flights, the MDT to STN flight is slightly more expensive than the average and costs slightly more than the average flight leaving from Harrisburg. The average price per mile (for a direct flight) is $0.2, which is below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to STN, and Sunday the cheapest day to fly back into MDT. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $513 (27%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $1157. Return trip prices are from the STN to MDT flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from MDT to STN can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 7 hour 28 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from MDT to STN while comparing.

Destination alternative #1: London Heathrow Airport (LHR) in London

  • 41 miles (66 km) away from STN
  • Usually 23.56% less expensive than STN
  • 1-layover flights available

See MDT to LHR flights

Destination alternative #2: London Gatwick Airport (LGW) in London

  • 54 miles (87 km) away from STN
  • Usually 15.01% less expensive than STN
  • 2-layover flights available

See MDT to LGW flights

Destination alternative #3: London City Airport (LCY) in London

  • 27 miles (43 km) away from STN
  • Usually 11.39% less expensive than STN
  • 2-layover flights available

See MDT to LCY flights


Flight Hacking MDT to STN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from MDT to STN — but Champion Traveler does!

Hack #1: Luxembourg (MDT > LUX > STN)

  • Price for both tickets: $934
  • Average savings: $213 (18.54%)

See MDT to LUX flights

Hack #2: Newark, NJ (MDT > EWR > STN)

  • Price for both tickets: $935
  • Average savings: $211 (18.41%)

See MDT to EWR flights

Hack #3: Prague (MDT > PRG > STN)

  • Price for both tickets: $984
  • Average savings: $162 (14.14%)

See MDT to PRG flights


Flight Questions Answered

Still have questions about flying from MDT to STN? We’ve got answers.

Which airlines fly this route?

You can find 13 major airlines flying this route most often: Air Canada, Air France, American, Austrian, Brussels Airlines, Delta, Eurowings, Iberia, KLM, Lufthansa, SAS, SWISS, United, and potentially more during busy seasons.

How far away is it from London Stansted Airport to Harrisburg International Airport?

The distance between the two airports is roughly 3601 miles or 5795 kilometers.

How long does it take to fly from MDT to STN?

The real-world flight time for a nonstop MDT to STN flight is about 7 hour 28 minutes.

How many flights go between Harrisburg, PA and London?

It depends on the day of the week and the date, but a typical day might have around 46 available flights from MDT to STN.


Airport Location Info


Departing Airport

Origination code MDT
Origination airport name Harrisburg International Airport
City Harrisburg, PA
Country the United States
Latitude 40.2
Longitude -76.8

Return Airport

Destination code STN
Destination airport name London Stansted Airport
City London
Country the United Kingdom
Latitude 51.9
Longitude 0.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.