Cheap Flights to Hertfordshire | Popular Routes to Hertfordshire from HK$348

View HK$348 flight on Thu, 12 Mar 2026Opens in a new window

Popular airlines to Hertfordshire

  • British Airways

  • Lufthansa

  • Virgin Atlantic

  • KLM

  • Aer Lingus

  • Air France

  • Air Canada

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% 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 Hertfordshire

Prices were available within the past 7 days and start at HK$348 for one-way flights and HK$707 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

easyJet
Fri, 27 Feb - Sun, 1 Mar
LYS
Lyon
LTN
London
HK$707 Return, found 4 days ago
HK$707
Return
found 4 days ago
Select easyJet flight, departing Fri, 27 Feb from Lyon to London, returning Sun, 1 Mar, priced at HK$707 found 4 days ago
easyJet
Thu, 12 Mar - Mon, 16 Mar
CDG
Paris
LTN
London
HK$725 Return, found 1 day ago
HK$725
Return
found 1 day ago
Select easyJet flight, departing Thu, 12 Mar from Paris to London, returning Mon, 16 Mar, priced at HK$725 found 1 day ago
easyJet
Mon, 9 Mar - Mon, 16 Mar
CDG
Paris
SEN
London
HK$832 Return, found 3 days ago
HK$832
Return
found 3 days ago
Select easyJet flight, departing Mon, 9 Mar from Paris to London, returning Mon, 16 Mar, priced at HK$832 found 3 days ago
easyJet
Sat, 21 Mar - Sun, 22 Mar
GNB
Grenoble
LTN
London
HK$876 Return, found 18 hours ago
HK$876
Return
found 18 hours ago
Select easyJet flight, departing Sat, 21 Mar from Grenoble to London, returning Sun, 22 Mar, priced at HK$876 found 18 hours ago
easyJet
Thu, 5 Mar - Sun, 8 Mar
CDG
Paris
STN
London
HK$1,033 Return, found 2 days ago
HK$1,033
Return
found 2 days ago
Select easyJet flight, departing Thu, 5 Mar from Paris to London, returning Sun, 8 Mar, priced at HK$1,033 found 2 days ago
British Airways
Tue, 17 Feb - Fri, 27 Feb
CDG
Paris
LHR
London
HK$1,406 Return, found 22 hours ago
HK$1,406
Return
found 22 hours ago
Select British Airways flight, departing Tue, 17 Feb from Paris to London, returning Fri, 27 Feb, priced at HK$1,406 found 22 hours ago
British Airways
Sat, 21 Mar - Sun, 22 Mar
LYS
Lyon
LHR
London
HK$1,425 Return, found 18 hours ago
HK$1,425
Return
found 18 hours ago
Select British Airways flight, departing Sat, 21 Mar from Lyon to London, returning Sun, 22 Mar, priced at HK$1,425 found 18 hours ago
Air France
Fri, 6 Mar - Fri, 13 Mar
CDG
Paris
LHR
London
HK$1,595 Return, found 23 hours ago
HK$1,595
Return
found 23 hours ago
Select Air France flight, departing Fri, 6 Mar from Paris to London, returning Fri, 13 Mar, priced at HK$1,595 found 23 hours ago
Vueling Airlines
Fri, 12 Jun - Sat, 13 Jun
LYS
Lyon
LHR
London
HK$1,886 Return, found 2 days ago
HK$1,886
Return
found 2 days ago
Select Vueling Airlines flight, departing Fri, 12 Jun from Lyon to London, returning Sat, 13 Jun, priced at HK$1,886 found 2 days ago
Scandinavian Airlines
Wed, 18 Mar - Sat, 21 Mar
CDG
Paris
LHR
London
HK$2,136 Return, found 10 hours ago
HK$2,136
Return
found 10 hours ago
Select Scandinavian Airlines flight, departing Wed, 18 Mar from Paris to London, returning Sat, 21 Mar, priced at HK$2,136 found 10 hours ago

About Hertfordshire

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

Frequently asked questions

How do I find cheap flights to Hertfordshire that have flexible change policies?
By using our helpful "No change fee" filter, that's how. Simply type in your preferred dates and destination, click the "Search" button, then tick the checkbox directly underneath the "Flexible change policies" heading (left-hand side of your screen). Expedia makes it simple to find low-cost, flexible flights to Hertfordshire.
Which airlines fly to Hertfordshire?
With a great selection of airlines offering flights into or near Hertfordshire, you have plenty of choice:

  • British Airways - 1,219 flights to or near Hertfordshire each month, including 1,219 flights to Heathrow Airport (LHR) per month.
  • American Airlines - 790 flights to or near Hertfordshire each month, including 790 flights to Heathrow Airport (LHR) per month.
  • United Airlines - 638 flights to or near Hertfordshire each month, including 638 flights to Heathrow Airport (LHR) per month.

How can I find cheap tickets to Hertfordshire?
Book ahead of time, consider alternative airports, use points or miles — there are lots of ways! Another one is to make use of Expedia's "flexible dates" feature. Find a Hertfordshire flight, then compare the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Hertfordshire was HK$707.
How much is a flight to Hertfordshire?
If you were jetting one way from Paris (CDG), you could've locked in a low-cost fare for just HK$348 in the last seven days. Round-trip flights to Hertfordshire ranged from HK$707 to HK$4,258 during this same period.
What are the most popular airports to fly into in Hertfordshire?
Start arranging your Hertfordshire getaway by reserving a seat on one of the 3,690 flights per month to Heathrow Airport (LHR). This is the region's primary gateway.
When is the cheapest time to fly to Hertfordshire?
Jetting off on a Tuesday, followed by a Monday, is usually the best way to nab the cheapest flight. Stay away from the weekends if possible, because Saturday is typically the most expensive day of the week. Spend the cash you saved enjoying yourself in Hertfordshire instead!
How much is a plane ticket to Hertfordshire?
In the last seven days, tickets cost between HK$707 and HK$4,258. Take a look at our awesome deals to Hertfordshire, pick your favorite and get ready for your next fun vacation!
What is the best time to go to Hertfordshire?
A superb time to discover Hertfordshire, as well as the top city of Watford, is over the buzzing months of July, September and October. Summer here begins June 20, and you can expect average temperatures of between 13ºC and 21ºC if you go then. This warmer weather is perfect for strolling around the city sights.
What months are the cheapest to book a flight to Hertfordshire?
Reserve your ticket in February for bargain flight deals to Hertfordshire. December is usually the most expensive time to buy an airfare.

Trending flights to Hertfordshire

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.

Air China
Fri, 13 Mar - Tue, 17 Mar
HKG
Hong Kong SAR
LHR
London
HK$4,258 Return, found 20 hours ago
HK$4,258
Return
found 20 hours ago
Select Air China flight, departing Fri, 13 Mar from Hong Kong SAR to London, returning Tue, 17 Mar, priced at HK$4,258 found 20 hours ago
*Available to Expedia members.