Cheap Flights to Plum Island from HK$776

View HK$776 flight on Tue, 3 Feb 2026Opens in a new window

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Cheap round-trip flights to Plum Island

Prices were available within the past 7 days and start at HK$776 for one-way flights and HK$1,541 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 20 Jan - Tue, 27 Jan
SFO
San Francisco
BOS
Boston
HK$1,541 Return, found 1 day ago
HK$1,541
Return
found 1 day ago
Select Delta flight, departing Tue, 20 Jan from San Francisco to Boston, returning Tue, 27 Jan, priced at HK$1,541 found 1 day ago
Alaska Airlines
Wed, 21 Jan - Mon, 26 Jan
SFO
San Francisco
BOS
Boston
HK$1,844 Return, found 2 days ago
HK$1,844
Return
found 2 days ago
Select Alaska Airlines flight, departing Wed, 21 Jan from San Francisco to Boston, returning Mon, 26 Jan, priced at HK$1,844 found 2 days ago
United
Tue, 20 Jan - Tue, 27 Jan
SFO
San Francisco
BOS
Boston
HK$2,315 Return, found 1 day ago
HK$2,315
Return
found 1 day ago
Select United flight, departing Tue, 20 Jan from San Francisco to Boston, returning Tue, 27 Jan, priced at HK$2,315 found 1 day ago
American Airlines
Tue, 20 Jan - Tue, 27 Jan
SFO
San Francisco
BOS
Boston
HK$2,467 Return, found 1 day ago
HK$2,467
Return
found 1 day ago
Select American Airlines flight, departing Tue, 20 Jan from San Francisco to Boston, returning Tue, 27 Jan, priced at HK$2,467 found 1 day ago
Air Canada
Wed, 11 Feb - Tue, 31 Mar
HKG
Hong Kong SAR
BOS
Boston
HK$6,450 Return, found 5 days ago
HK$6,450
Return
found 5 days ago
Select Air Canada flight, departing Wed, 11 Feb from Hong Kong SAR to Boston, returning Tue, 31 Mar, priced at HK$6,450 found 5 days ago

Frequently asked questions

How do I find cheap flights to Plum Island that have flexible change policies?
Search for your low-cost seats to Plum Island, then select "No change fee" under the "Flexible change policies" heading. It's that simple. We know that things can change and flexibility matters, so you can book with confidence with Expedia.
Which airlines fly to Plum Island?
With a great selection of airlines offering flights into or near Plum Island, the choice is all yours:

  • Delta Air Lines - 3,952 flights to or near Plum Island each month, including 3,952 flights to Logan Intl. Airport (BOS) per month.
  • JetBlue Airways - 3,907 flights to or near Plum Island each month, including 3,907 flights to Logan Intl. Airport (BOS) per month.
  • American Airlines - 2,103 flights to or near Plum Island each month, including 2,103 flights to Logan Intl. Airport (BOS) per month.

How can I find cheap tickets to Plum Island?
In the last seven days, HK$1,541 was the best price for a flight to Plum Island. If you'd love to save even more, book well in advance and be flexible with your dates. Search for your trip to Plum Island, then see prices for similar time frames by clicking on our "flexible dates" link.
How much is a flight to Plum Island?
The cost of a round-trip ticket to Plum Island in the last seven days ranged between HK$1,541 and HK$6,450. If you were flying one way out of San Francisco (SFO), you could have landed a cheap fare from only HK$776.
What are the most popular airports to fly into in Plum Island?
Jet into Logan Intl. Airport (BOS) and sample everything that Plum Island has to offer. As the region's primary entry point, around 13,250 flights land here every month.
When is the cheapest time to fly to Plum Island?
Jet off on a Tuesday to boost your chances of scoring the cheapest flight to Plum Island. Mondays are usually the next most affordable day to depart. Saturday is generally the most expensive day to fly anywhere.
How much is a plane ticket to Plum Island?
In the last seven days, plane tickets varied between HK$1,541 and HK$6,450. Check out our awesome deals to Plum Island, pick your favourite and then get packing!
What months are the cheapest to book a flight to Plum Island?
The best month to reserve an awesome deal to Plum Island is February, while the most expensive is December. Avoid this time if you're watching your pennies.
Flights to Plum Island information
Destination airport
Logan Intl.
Destination airport IATA code
BOS
Destination city name
Boston
Return price
HK$1,541

Trending flights to Plum Island

Prices were available within the past 7 days and start at HK$776 for one-way flights and HK$1,541 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, 21 Jan - Wed, 28 Jan
HKG
Hong Kong SAR
BOS
Boston
HK$6,442 Return, just found
HK$6,442
Return
just found
Select United flight, departing Wed, 21 Jan from Hong Kong SAR to Boston, returning Wed, 28 Jan, priced at HK$6,442 just found

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