Cheap Flights to Opal Coast from HK$3,510

View HK$3,510 flight on Thu, 2 Apr 2026Opens in a new window

Flight 1

Popular airlines

  • HK Express

  • Cathay Pacific

  • Peach

  • British Airways

  • AirAsia

  • Thai AirAsia

  • Hong Kong Airlines

  • 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 Opal Coast

Prices were available within the past 7 days and start at HK$3,510 for one-way flights and HK$3,868 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Thu, 2 Apr - Sun, 5 Apr
LHR
London
XDB
Lille
HK$3,868 Return, found 6 days ago
HK$3,868
Return
found 6 days ago
Select Air France flight, departing Thu, 2 Apr from London to Lille, returning Sun, 5 Apr, priced at HK$3,868 found 6 days ago
Air France
Sun, 29 Mar - Tue, 31 Mar
LHR
London
XDB
Lille
HK$4,188 Return, found 21 hours ago
HK$4,188
Return
found 21 hours ago
Select Air France flight, departing Sun, 29 Mar from London to Lille, returning Tue, 31 Mar, priced at HK$4,188 found 21 hours ago
Qatar Airways
Tue, 5 May - Fri, 15 May
HKG
Hong Kong SAR
XDB
Lille
HK$7,295 Return, found 2 days ago
HK$7,295
Return
found 2 days ago
Select Qatar Airways flight, departing Tue, 5 May from Hong Kong SAR to Lille, returning Fri, 15 May, priced at HK$7,295 found 2 days ago
Emirates
Tue, 5 May - Fri, 15 May
HKG
Hong Kong SAR
XDB
Lille
HK$8,189 Return, found 2 days ago
HK$8,189
Return
found 2 days ago
Select Emirates flight, departing Tue, 5 May from Hong Kong SAR to Lille, returning Fri, 15 May, priced at HK$8,189 found 2 days ago
Turkish Airlines
Sun, 13 Sept - Sat, 19 Sept
HKG
Hong Kong SAR
LIL
Lille
HK$9,822 Return, found 5 days ago
HK$9,822
Return
found 5 days ago
Select Turkish Airlines flight, departing Sun, 13 Sept from Hong Kong SAR to Lille, returning Sat, 19 Sept, priced at HK$9,822 found 5 days ago

Frequently asked questions

How do I find cheap flights to Opal Coast that have flexible change policies?
When it comes to traveling these days, flexibility is crucial. That's why we have a "No change fee" search function to help you track down cheap and flexible tickets to Opal Coast. It's to the left of your screen underneath the "Flexible change policies" heading.
Which airlines fly to Opal Coast?
Dig out your passport, pack your bags and choose from these quality airlines that fly into or near Opal Coast:

  • Air France - 707 flights to or near Opal Coast each month, including 707 flights to Roissy-Charles de Gaulle Airport (CDG) per month.
  • Delta Air Lines - 412 flights to or near Opal Coast each month, including 412 flights to Roissy-Charles de Gaulle Airport (CDG) per month.
  • American Airlines - 182 flights to or near Opal Coast each month, including 182 flights to Roissy-Charles de Gaulle Airport (CDG) per month.

How can I find cheap tickets to Opal Coast?
Book well in advance, fly in or out of nearby airports, use points or miles — there are plenty of ways! One more is to use Expedia's "flexible dates" feature. Find your Opal Coast flight, then check out the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Opal Coast was HK$3,868.
How much is a flight to Opal Coast?
In the last seven days, round-trip airfares to Opal Coast sold from just HK$3,868 and reached a maximum of HK$9,822. For one-way trips departing from Hong Kong SAR (HKG), the cheapest seat during this time was just HK$3,510.
What are the most popular airports to fly into in Opal Coast?
Start organizing your Opal Coast vacation by securing one of the 1,536 flights per month to Roissy-Charles de Gaulle Airport (CDG). This is the region's main entry point.
When is the cheapest time to fly to Opal Coast?
Leave early on in the week to land a bargain airfare to Opal Coast. Tuesday is normally the most affordable day to take off, with Monday a close second. Saturday typically has the highest fares. This is because many people prefer to kick off their getaway on a weekend.
How much is a plane ticket to Opal Coast?
In the last seven days, flights to Opal Coast ranged between HK$3,868 and HK$9,822. Prices generally depend on the time of departure, carrier, cabin class and when you make your booking.
What months are the cheapest to book a flight to Opal Coast?
February is a great month to snap up a terrific deal to Opal Coast. Keep in mind that the most expensive time to make a purchase in the States isn't the middle of summer, but in December.

Travel information

Destination airport
Lille Europe TGV Train Station
Destination airport IATA code
XDB
Destination city name
Lille
Return price
HK$3,868

Trending flights to Opal Coast

Prices were available within the past 7 days and start at HK$3,510 for one-way flights and HK$3,868 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Tue, 5 May - Fri, 15 May
HKG
Hong Kong SAR
XDB
Lille
HK$7,295 Return, found 2 days ago
HK$7,295
Return
found 2 days ago
Select Qatar Airways flight, departing Tue, 5 May from Hong Kong SAR to Lille, returning Fri, 15 May, priced at HK$7,295 found 2 days ago
*Available to Expedia members.