An empty subway car with blue seats and yellow poles.

Cheap flights to London Borough of Harrow

View €17 flight on Tue, 14 Jul 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to London Borough of Harrow

  • British Airways

  • Lufthansa

  • Iberia

  • Finnair

  • KLM

  • Virgin Atlantic

  • Air Canada

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to London Borough of Harrow

Prices were available within the past 7 days and start at €17 for one-way flights and €34 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Thu, 23 Jul - Wed, 29 Jul
DUB
Dublin
STN
London
€34 Return, found 1 hour ago
€34
Return
found 1 hour ago
Select Ryanair flight, departing Thu, 23 Jul from Dublin to London, returning Wed, 29 Jul, priced at €34 found 1 hour ago
Ryanair
Tue, 7 Jul - Tue, 21 Jul
ORK
Cork
STN
London
€34 Return, found 7 hours ago
€34
Return
found 7 hours ago
Select Ryanair flight, departing Tue, 7 Jul from Cork to London, returning Tue, 21 Jul, priced at €34 found 7 hours ago
Ryanair
Wed, 15 Jul - Tue, 28 Jul
NOC
Knock
LTN
London
€34 Return, found 19 hours ago
€34
Return
found 19 hours ago
Select Ryanair flight, departing Wed, 15 Jul from Knock to London, returning Tue, 28 Jul, priced at €34 found 19 hours ago
Ryanair
Sat, 4 Jul - Mon, 13 Jul
NOC
Knock
STN
London
€34 Return, just found
€34
Return
just found
Select Ryanair flight, departing Sat, 4 Jul from Knock to London, returning Mon, 13 Jul, priced at €34 just found
Ryanair
Tue, 21 Jul - Tue, 28 Jul
DUB
Dublin
LTN
London
€34 Return, found 1 hour ago
€34
Return
found 1 hour ago
Select Ryanair flight, departing Tue, 21 Jul from Dublin to London, returning Tue, 28 Jul, priced at €34 found 1 hour ago
Ryanair
Thu, 6 Aug - Wed, 19 Aug
ORK
Cork
LTN
London
€34 Return, found 11 hours ago
€34
Return
found 11 hours ago
Select Ryanair flight, departing Thu, 6 Aug from Cork to London, returning Wed, 19 Aug, priced at €34 found 11 hours ago
British Airways
Sat, 24 Apr - Mon, 26 Apr
DUB
Dublin
LHR
London
€85 Return, found 6 days ago
€85
Return
found 6 days ago
Select British Airways flight, departing Sat, 24 Apr from Dublin to London, returning Mon, 26 Apr, priced at €85 found 6 days ago
easyJet
Thu, 17 Sept - Sun, 20 Sept
LIS
Lisbon
LTN
London
€98 Return, found 1 day ago
€98
Return
found 1 day ago
Select easyJet flight, departing Thu, 17 Sept from Lisbon to London, returning Sun, 20 Sept, priced at €98 found 1 day ago
Aer Lingus
Thu, 16 Jul - Sun, 19 Jul
NOC
Knock
LHR
London
€110 Return, found 12 hours ago
€110
Return
found 12 hours ago
Select Aer Lingus flight, departing Thu, 16 Jul from Knock to London, returning Sun, 19 Jul, priced at €110 found 12 hours ago
Vueling Airlines
Mon, 7 Dec - Fri, 11 Dec
LIS
Lisbon
LGW
London
€136 Return, found 5 days ago
€136
Return
found 5 days ago
Select Vueling Airlines flight, departing Mon, 7 Dec from Lisbon to London, returning Fri, 11 Dec, priced at €136 found 5 days ago

Trending flights to London Borough of Harrow

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Thu, 6 Aug - Wed, 19 Aug
ORK
Cork
LTN
London
€34 Return, found 11 hours ago
€34
Return
found 11 hours ago
Select Ryanair flight, departing Thu, 6 Aug from Cork to London, returning Wed, 19 Aug, priced at €34 found 11 hours ago

Frequently asked questions

How do I find cheap flights to London Borough of Harrow that have flexible change policies?
At Expedia, we've been channeling our inner acrobat to offer you the most flexible fares in town. Simply tick the "No change fee" box right under the filter subheading "Flexible change policies" to find your dream flight to London Borough of Harrow.
How can I find cheap tickets to London Borough of Harrow?
Book in advance, consider alternative airports, avoid school holiday time — there's no shortage of ways! One more is to make the most of Expedia's "flexible dates" function. Find your London Borough of Harrow flight, then compare the prices for nearby dates. In the last seven days, the best price for a flight to London Borough of Harrow was €34.
How much is a flight to London Borough of Harrow?
If you were journeying one way from Knock (NOC), you could've picked up a bargain seat for €17 in the last seven days. Round-trip flights to London Borough of Harrow ranged from only €34 to €136 during this same period.
How much is a plane ticket to London Borough of Harrow?
In the last seven days, airfares to London Borough of Harrow fluctuated from €34 to €136.
What months are the cheapest to book a flight to London Borough of Harrow?
To grab a fabulous deal to London Borough of Harrow, book during February when the price of airfares are at their lowest. When's the most expensive? In the USA, it's December.

Book with confidence

About London Borough of Harrow

Expedia offers flights to London Borough of Harrow to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to London Borough of Harrow or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About London Borough of Harrow
*Available to Expedia members.