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Cheap flights from Harrisburg to London from $623

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harrisburg to London departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:07 pm - 6:25 amMDT-LHR
12h 18m1 stop
Delta Logo
11:30 am - 11:07 pmLHR-MDT
16h 37m2 stops
$623Delta
Find Deal
sáb., dic. 6 - sáb., dic. 13
Delta Logo
6:00 am - 7:05 amMDT-LHR
20h 05m2 stops
Delta Logo
6:20 am - 11:07 pmLHR-MDT
21h 47m2 stops
$628Delta
Find Deal
sáb., dic. 6 - sáb., dic. 13
KLM Logo
6:00 am - 7:50 amMDT-LHR
20h 50m1 stop
KLM Logo
1:00 pm - 11:07 pmLHR-MDT
15h 07m1 stop
$645KLM
Find Deal
sáb., dic. 6 - sáb., dic. 13
KLM Logo
12:10 pm - 7:50 amMDT-LHR
14h 40m1 stop
KLM Logo
8:55 am - 11:40 pmLHR-MDT
18h 45m1 stop
$654KLM
Find Deal
mié., mar. 4 - dom., mar. 8
United Airlines Logo
10:40 am - 6:40 amMDT-LHR
15h 00m1 stop
United Airlines Logo
6:50 am - 10:08 pmLHR-MDT
20h 18m2 stops
$675United Airlines
Find Deal
mié., mar. 4 - dom., mar. 8
British Airways Logo
7:26 pm - 2:30 pmMDT-LHR
14h 04m2 stops
British Airways Logo
10:15 am - 8:14 pmLHR-MDT
14h 59m1 stop
$883British Airways
Find Deal
dom., ene. 4 - mar., ene. 13
American Airlines Logo
6:10 pm - 11:35 amMDT-LHR
12h 25m1 stop
American Airlines Logo
12:35 pm - 11:50 pmLHR-MDT
16h 15m1 stop
$962American Airlines
Find Deal
dom., ene. 4 - mar., ene. 13
United Airlines Logo
3:00 pm - 10:40 amMDT-LHR
14h 40m1 stop
United Airlines Logo
5:50 pm - 9:18 pmLHR-MDT
32h 28m2 stops
$1,003United Airlines
Find Deal
vie., abr. 24 - lun., abr. 27
American Airlines Logo
11:21 am - 7:20 amMDT-LHR
14h 59m1 stop
American Airlines Logo
1:30 pm - 10:59 pmLHR-MDT
14h 29m1 stop
$1,321American Airlines
Find Deal
lun., dic. 22 - dom., dic. 28
British Airways Logo
2:55 pm - 7:50 amMDT-LHR
11h 55m1 stop
British Airways Logo
4:25 pm - 7:02 pmLHR-MDT
31h 37m2 stops
$1,806British Airways
Find Deal
vie., nov. 21 - sáb., nov. 29

Delta flights from Harrisburg to London Heathrow Airport

Our best Delta deals on Harrisburg to London Heathrow Airport flight tickets
Delta
Dec 6
MDT1:07 pmHarrisburg
12h 18m
1 stop
LHR6:25 amLondon Heathrow
Dec 13
LHR11:30 amLondon Heathrow
16h 37m
2 stops
MDT11:07 pmHarrisburg
$623
Find similar
Delta
Dec 6
MDT6:00 amHarrisburg
20h 05m
2 stops
LHR7:05 amLondon Heathrow
Dec 13
LHR6:20 amLondon Heathrow
21h 47m
2 stops
MDT11:07 pmHarrisburg
$628
Find similar
Delta
Jan 4
MDT1:34 pmHarrisburg
12h 21m
2 stops
LHR6:55 amLondon Heathrow
Jan 13
LHR11:05 amLondon Heathrow
17h 30m
2 stops
MDT11:35 pmHarrisburg
$898
Find similar

KLM flights from Harrisburg to London Heathrow Airport

Our best KLM deals on Harrisburg to London Heathrow Airport flight tickets
KLM
Dec 6
MDT6:00 amHarrisburg
20h 50m
1 stop
LHR7:50 amLondon Heathrow
Dec 13
LHR1:00 pmLondon Heathrow
15h 07m
1 stop
MDT11:07 pmHarrisburg
$645
Find similar
KLM
Mar 4
MDT12:10 pmHarrisburg
14h 40m
1 stop
LHR7:50 amLondon Heathrow
Mar 8
LHR8:55 amLondon Heathrow
18h 45m
1 stop
MDT11:40 pmHarrisburg
$654
Find similar
KLM
Apr 24
MDT6:25 pmHarrisburg
14h 05m
1 stop
LHR1:30 pmLondon Heathrow
Apr 27
LHR3:15 pmLondon Heathrow
13h 26m
1 stop
MDT11:41 pmHarrisburg
$1,048
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Harrisburg to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated noviembre 10, 2025.
Use the filters below to find and compare flights from Harrisburg to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

sáb. 12/6

1:07 pm-6:25 am

1 stop12h 18m

London Heathrow

sáb. 12/13

11:30 am-11:07 pm

2 stops16h 37m

$623

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

sáb. 12/6

6:00 am-7:05 am

2 stops20h 05m

London Heathrow

sáb. 12/13

6:20 am-11:07 pm

2 stops21h 47m

$628

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

sáb. 12/6

6:00 am-7:50 am

1 stop20h 50m

London Heathrow

sáb. 12/13

1:00 pm-11:07 pm

1 stop15h 07m

$645

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

mié. 3/4

12:10 pm-7:50 am

1 stop14h 40m

London Heathrow

dom. 3/8

8:55 am-11:40 pm

1 stop18h 45m

$654

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

mié. 3/4

10:40 am-6:40 am

1 stop15h 00m

London Heathrow

dom. 3/8

6:50 am-10:08 pm

2 stops20h 18m

$675

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

dom. 1/4

7:26 pm-2:30 pm

2 stops14h 04m

London Heathrow

mar. 1/13

10:15 am-8:14 pm

1 stop14h 59m

$883

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

dom. 1/4

6:10 pm-11:35 am

1 stop12h 25m

London Heathrow

mar. 1/13

12:35 pm-11:50 pm

1 stop16h 15m

$962

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

vie. 4/24

3:00 pm-10:40 am

1 stop14h 40m

London Heathrow

lun. 4/27

5:50 pm-9:18 pm

2 stops32h 28m

$1,003

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

lun. 12/22

11:21 am-7:20 am

1 stop14h 59m

London Heathrow

dom. 12/28

1:30 pm-10:59 pm

1 stop14h 29m

$1,321

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

vie. 11/21

2:55 pm-7:50 am

1 stop11h 55m

London Heathrow

sáb. 11/29

4:25 pm-7:02 pm

2 stops31h 37m

$1,806

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to London from

How to get the cheapest flight ticket from Harrisburg to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

The month of November is, on average, the cheapest month to fly to London Heathrow Airport from Harrisburg, with most prices found around $531. If you’re not able to fly to London Heathrow Airport in November, then January is your next best option. Flight prices from Harrisburg to London Heathrow Airport during January average around $685.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $712. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,156.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Harrisburg to London Heathrow Airport in the morning for as low as $741. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $976.

When to book flights from Harrisburg to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Harrisburg to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Harrisburg to London Heathrow Airport (MDT to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harrisburg to London Heathrow Airport

Direct flights

None
There are no direct flights from Harrisburg to London Heathrow Airport. There are no popular flight routes from Harrisburg to London Heathrow Airport.
Search flight deals

  • How far is Harrisburg to London Heathrow by plane?

    A flight from Harrisburg to London Heathrow will travel around 3582.5 mi. Flights usually cover this in 10h 34m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Harrisburg Airport to London Heathrow Airport?

    Prices for flights from Harrisburg Airport to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Harrisburg Airport to London Heathrow Airport?

  • How old do you have to be to fly from Harrisburg Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Harrisburg Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Harrisburg to London Heathrow Airport?

Best airlines flying from Harrisburg to London Heathrow Airport

Compare and see reviews for airlines that fly from Harrisburg to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $531Free CancellationRating
7.9
8,004 reviews
Search Delta flights
United AirlinesPriceFrom $634Free CancellationRating
7.4
9,011 reviews
Search United Airlines flights
American AirlinesPriceFrom $693Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
British AirwaysPriceFrom $694Free CancellationRating
6.7
7,508 reviews
Search British Airways flights

Traveling to a place near London?

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Why use momondo?

Why should I use momondo to find a flight deal from Harrisburg to London?

Finding the right flight to London from Harrisburg is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Harrisburg to London with flexible booking policies on momondo?

Flights from Harrisburg to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Harrisburg to London?

Once all potential Harrisburg to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Harrisburg to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Harrisburg to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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