Lodging Image

Cheap Flights to Costa Azul from HK$422

View HK$422 flight on Sun, 27 Sept 2026Opens in a new window

Popular airlines

  • Lufthansa

  • TAP Portugal

  • British Airways

  • Iberia

  • Swiss International Air Lines

  • KLM

  • 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 Costa Azul

Prices were available within the past 7 days and start at HK$422 for one-way flights and HK$936 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

easyJet
Vueling Airlines
TAP Portugal
British Airways
Swiss International Air Lines

Frequently asked questions

How do I find cheap flights to Costa Azul that have flexible change policies?
It's as easy as counting to three with Expedia. First, enter your travel dates and click on "Search." Step 2: Check the "No change fee" box underneath the "Flexible change policies" filter on the top left of your screen. Step 3. Book your cheap and flexible fare to Costa Azul.
Which airlines fly to Costa Azul?
Dig out your suitcase and take your pick of these quality airlines that offer flights into or near Costa Azul:
  • TAP Portugal - 251 flights to or near Costa Azul each month, including 251 flights to Humberto Delgado Airport (LIS) per month.
  • Delta Air Lines - 60 flights to or near Costa Azul each month, including 60 flights to Humberto Delgado Airport (LIS) per month.
  • United Airlines - 60 flights to or near Costa Azul each month, including 60 flights to Humberto Delgado Airport (LIS) per month.
How can I find cheap tickets to Costa Azul?
Book ahead of time, fly in or out of nearby airports, avoid peak travel periods — there are loads of ways! One more is to take advantage of Expedia's "flexible dates" function. Find your Costa Azul flight, then check out the cheapest prices for nearby dates. In the last seven days, the best price for a flight to Costa Azul was HK$936.
How much is a flight to Costa Azul?
You could have locked in a return flight to Costa Azul from anywhere between HK$936 and HK$3,820 in the last seven days. For one-way journeys taking off from London (LTN), the lowest amount paid during this period was just HK$422.
What are the most popular airports to fly into in Costa Azul?
The principal gateway to Costa Azul, about 403 flights taxi into Humberto Delgado Airport (LIS) every month. Track down an amazing deal, reserve your fare and get set to explore this amazing region.
When is the cheapest time to fly to Costa Azul?
If you'd rather spend your holiday savings enjoying the delights of Costa Azul rather than on getting there, take off earlier in the week. The most economical day to fly is generally Tuesday, with Monday coming in second. With many folks keeping their travel to weekends, Saturday tends to have the highest ticket prices.
How much is a plane ticket to Costa Azul?
In the last seven days, flights to Costa Azul fluctuated from HK$936 to HK$3,820.
What months are the cheapest to book a flight to Costa Azul?
The cheapest month to score an awesome deal to Costa Azul is February, while prices are at a premium in December. Try to avoid this month if you want to save your dollars.

Travel information

Destination airport
Humberto Delgado
Destination airport IATA code
LIS
Destination city name
Lisbon
Return price
HK$936

Trending flights to Costa Azul

Prices were available within the past 7 days and start at HK$422 for one-way flights and HK$936 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair

Explore a world of travel with Expedia

*Available to Expedia members.