SUMMER: Washington DC to Oslo, Norway for only $159 one-way

Summer flights from Washington DC to Oslo, Norway for only $159 one-way with TAP Air Portugal.

DEPART:
Washington DC, USA

ARRIVE:
Oslo, Norway

DATES:
Availability from January to November 2026

Example dates:
12th, 19th, 20th, 21st, 25th, 26th, 28th Jan
1st, 3rd, 4th, 8th, 9th, 15th, 16th, 17th, 18th, 23rd, 24th, 25th Feb
2nd, 3rd, 4th, 9th, 10th, 11th, 15th, 16th, 17th, 18th, 22nd, 23rd, 25th Mar
3rd, 10th, 17th Aug
5th, 12th, 19th, 25th, 26th, 28th Oct
1st, 2nd, 4th, 8th, 11th, 15th, 16th, 18th Nov
20th Jul

and more…

STOPS:
Lisbon

AIRLINES:
TAP Air Portugal