AirHint found the following cheapest return flights from Glasgow (GLA) to Newark (EWR) in December 2025 (see full year).

Return flights

03 Dec - 06 Dec	Ryanair
05 Dec - 09 Dec	Aer Lingus
05 Dec - 11 Dec	Aer Lingus
05 Dec - 10 Dec	Icelandair
09 Dec - 12 Dec	Icelandair
03 Dec - 07 Dec	Icelandair
09 Dec - 13 Dec	Icelandair
04 Dec - 08 Dec	Icelandair
10 Dec - 14 Dec	Icelandair
10 Dec - 13 Dec	Icelandair
05 Dec - 06 Jan	Delta
26 Dec - 06 Jan	Delta
30 Dec - 06 Jan	British Airways
20 Dec - 17 Jan	Ryanair
31 Dec - 07 Jan	British Airways
28 Dec - 05 Jan	Ryanair
27 Dec - 10 Jan	Icelandair
19 Dec - 01 Jan	Icelandair
28 Dec - 02 Jan	Ryanair
21 Dec - 03 Jan	Icelandair

Also check the deals for one-way flights from Glasgow to Newark in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Newark

Cheap car rent in Newark

Cheapest return flights from Glasgow to Newark in December from $457

Return flights