Cheap flights from Boston to Treshnish Isles

View AU$287 flight on Mon, 18 Aug. 2025Opens in a new window

Popular airlines from Boston to Treshnish Isles

  • American Airlines

    American Airlines

  • British Airways

    British Airways

  • Delta

    Delta

  • Aer Lingus

    Aer Lingus

  • Icelandair

    Icelandair

  • KLM

    KLM

  • Lufthansa

    Lufthansa

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Cheap Flights from Boston (BOS) to Treshnish Isles (GLA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Mon, 18 Aug. - Mon, 25 Aug.
BOS
Boston
GLA
Glasgow
AU$814 Return, found 4 days ago
AU$814
Return
found 4 days ago
Select Icelandair flight, departing Mon, 18 Aug. from Boston to Glasgow, returning Mon, 25 Aug., priced at AU$814 found 4 days ago
Icelandair
Mon, 18 Aug. - Mon, 25 Aug.
BOS
Boston
GLA
Glasgow
AU$817 Return, found 4 days ago
AU$817
Return
found 4 days ago
Select Icelandair flight, departing Mon, 18 Aug. from Boston to Glasgow, returning Mon, 25 Aug., priced at AU$817 found 4 days ago
Virgin Atlantic
Mon, 4 Aug. - Tue, 19 Aug.
BOS
Boston
GLA
Glasgow
AU$859 Return, found 2 days ago
AU$859
Return
found 2 days ago
Select Virgin Atlantic flight, departing Mon, 4 Aug. from Boston to Glasgow, returning Tue, 19 Aug., priced at AU$859 found 2 days ago
Lufthansa
Thu, 21 Aug. - Thu, 28 Aug.
BOS
Boston
GLA
Glasgow
AU$863 Return, found 1 day ago
AU$863
Return
found 1 day ago
Select Lufthansa flight, departing Thu, 21 Aug. from Boston to Glasgow, returning Thu, 28 Aug., priced at AU$863 found 1 day ago
Aer Lingus
Mon, 4 Aug. - Tue, 19 Aug.
BOS
Boston
GLA
Glasgow
AU$885 Return, found 2 days ago
AU$885
Return
found 2 days ago
Select Aer Lingus flight, departing Mon, 4 Aug. from Boston to Glasgow, returning Tue, 19 Aug., priced at AU$885 found 2 days ago
United
Thu, 21 Aug. - Thu, 28 Aug.
BOS
Boston
GLA
Glasgow
AU$892 Return, found 1 day ago
AU$892
Return
found 1 day ago
Select United flight, departing Thu, 21 Aug. from Boston to Glasgow, returning Thu, 28 Aug., priced at AU$892 found 1 day ago

Find the cheapest month to fly from Boston (BOS) to Glasgow (GLA)

November is typically the cheapest month to fly

From AU$759 - AU$1,005 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.