
Popular airlines from Portland to Treshnish Isles
British Airways
Virgin Atlantic
Icelandair
Finnair
Lufthansa
Iberia
American Airlines
Cheap Flights from Portland to Treshnish Isles (PDX-GLA)
Prices were available within the past 7 days and start at $393 for one-way flights and $534 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Nov 9 - Tue, Nov 18
PDX
Portland
INV
Inverness
$534 Roundtrip, found 17 hours ago
$534
Roundtrip
found 17 hours ago

Tue, Mar 3 - Tue, Mar 10
PDX
Portland
INV
Inverness
$538 Roundtrip, found 2 days ago
$538
Roundtrip
found 2 days ago

Tue, Mar 3 - Tue, Mar 10
PDX
Portland
INV
Inverness
$542 Roundtrip, found 2 days ago
$542
Roundtrip
found 2 days ago

Mon, Oct 27 - Sun, Nov 2
PDX
Portland
GLA
Glasgow
$559 Roundtrip, found 1 day ago
$559
Roundtrip
found 1 day ago

Wed, Apr 1 - Wed, Apr 8
PDX
Portland
INV
Inverness
$599 Roundtrip, found 14 hours ago
$599
Roundtrip
found 14 hours ago

Wed, Apr 1 - Wed, Apr 8
PDX
Portland
INV
Inverness
$599 Roundtrip, found 14 hours ago
$599
Roundtrip
found 14 hours ago
Find the cheapest month to fly from Portland (PDX) to Glasgow (GLA)
November is typically the cheapest month to fly
From $503 - $1,001 per traveler.
Graph displaying average flight prices per month
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- Hotels near Bac Mor
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- Bac Mor
- Cairn na Burgh Mor
- Cairn na Burgh Beag
- Staffa
- Fingal's Cave
- Calgary Bay Beach
- Isle of Ulva
- Mull Electric Bikes
- Dun I
- Lip na Cloiche Garden and Nursery
- Visit Arinagour
- Visit Isle of Iona
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- Iona Abbey
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- Visit Ulva Ferry
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- Visit Isle of Coll
- Isle of Coll Vacations
- Visit Dervaig
- Visit Bunessan
- Glengorm Castle
- Visit Scarinish
- Visit Kirkapol
- Visit Tiroran
- Iona Heritage Centre
- An Iodhlann
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*Available to One Key members.