Cheap Flights to Cat Ba Island from HK$528

View HK$528 flight on Wed, 20 May 2026Opens in a new window

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Cheap round-trip flights to Cat Ba Island

Prices were available within the past 7 days and start at HK$528 for one-way flights and HK$1,013 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

HK Express
Sat, 11 Apr - Wed, 15 Apr
HKG
Hong Kong SAR
HAN
Hanoi
HK$1,013 Return, just found
HK$1,013
Return
just found
Select HK Express flight, departing Sat, 11 Apr from Hong Kong SAR to Hanoi, returning Wed, 15 Apr, priced at HK$1,013 just found
Jeju Air with Bag
Tue, 12 May - Thu, 21 May
ICN
Seoul
HAN
Hanoi
HK$1,152 Return, found 21 hours ago
HK$1,152
Return
found 21 hours ago
Select Jeju Air with Bag flight, departing Tue, 12 May from Seoul to Hanoi, returning Thu, 21 May, priced at HK$1,152 found 21 hours ago
Vietjet Air
Sat, 30 May - Wed, 3 Jun
CAN
Guangzhou
HAN
Hanoi
HK$1,486 Return, found 6 days ago
HK$1,486
Return
found 6 days ago
Select Vietjet Air flight, departing Sat, 30 May from Guangzhou to Hanoi, returning Wed, 3 Jun, priced at HK$1,486 found 6 days ago
Hong Kong Airlines
Sat, 11 Apr - Wed, 15 Apr
HKG
Hong Kong SAR
HAN
Hanoi
HK$1,491 Return, just found
HK$1,491
Return
just found
Select Hong Kong Airlines flight, departing Sat, 11 Apr from Hong Kong SAR to Hanoi, returning Wed, 15 Apr, priced at HK$1,491 just found
Vietnam Airlines
Thu, 4 Jun - Sun, 28 Jun
ICN
Seoul
HAN
Hanoi
HK$1,613 Return, found 2 days ago
HK$1,613
Return
found 2 days ago
Select Vietnam Airlines flight, departing Thu, 4 Jun from Seoul to Hanoi, returning Sun, 28 Jun, priced at HK$1,613 found 2 days ago

Frequently asked questions

How do I find cheap flights to Cat Ba Island that have flexible change policies?
By using our smart "No change fee" filter, that's how. Just enter your dates and other details, click "Search," then click the checkbox below the "Flexible change policies" subheading (look to the left of your screen). Expedia makes it a cinch to find affordable, flexible tickets to Cat Ba Island.
How can I find cheap tickets to Cat Ba Island?
A good strategy for walking away with cheap tickets is to be flexible with your dates. Begin with searching for your flight to Cat Ba Island, then click on the "flexible dates" link for a list of prices for nearby days. Another tip? Book ahead of time. For an idea of costs, HK$1,013 was the lowest price for a flight to Cat Ba Island in the last seven days.
How much is a flight to Cat Ba Island?
The price of a round-trip flight to Cat Ba Island in the last seven days varied between HK$1,013 and HK$1,613. If you were heading one way from Seoul (ICN), you could have gotten a cheap seat from just HK$528.
When is the cheapest time to fly to Cat Ba Island?
Take off for Cat Ba Island earlier in the week and you'll usually be rewarded with lower-cost fares. Tuesday is typically the cheapest day to fly out, with Monday a close second. If you'd like to avoid the costliest flights, steer clear of Saturdays.
How much is a plane ticket to Cat Ba Island?
In the last seven days, plane tickets to Cat Ba Island cost between HK$1,013 and HK$1,613. Prices depend on the departure time, airline, seating class and how early you make your booking.
What months are the cheapest to book a flight to Cat Ba Island?
To grab a fabulous deal to Cat Ba Island, try to book during the month of February when ticket prices are at their lowest. When's the most expensive time? In the United States, it's the festive month of December.

Travel information

Destination airport
Noi Bai Intl.
Destination airport IATA code
HAN
Destination city name
Hanoi
Return price
HK$1,013

Trending flights to Cat Ba Island

Prices were available within the past 7 days and start at HK$528 for one-way flights and HK$1,013 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

HK Express
Sat, 11 Apr - Wed, 15 Apr
HKG
Hong Kong SAR
HAN
Hanoi
HK$1,013 Return, just found
HK$1,013
Return
just found
Select HK Express flight, departing Sat, 11 Apr from Hong Kong SAR to Hanoi, returning Wed, 15 Apr, priced at HK$1,013 just found
*Available to Expedia members.