Earn point on your loyalty program!arrow arc left

Cheap flights from Raleigh Durham (RDU) to Lisbon (LIS)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Raleigh Durham (RDU) to Lisbon (LIS)

How to find the cheapest flight from Raleigh Durham (RDU) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Raleigh Durham to Lisbon in March , April 2026

31 Mar - 14 Apr $ 899.00
RDU
Raleigh Durham
United Airlines
1 STOPS
LIS
Lisbon
LIS
Lisbon
United Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
09 Mar - 09 Apr $ 1,490.00
RDU
Raleigh Durham
TAP Portugal
1 STOPS
LIS
Lisbon
LIS
Lisbon
TAP Portugal
1 STOPS
RDU
Raleigh Durham
Pick dates
07 Mar - 03 Apr $ 2,621.00
RDU
Raleigh Durham
TAP Portugal
1 STOPS
LIS
Lisbon
LIS
Lisbon
TAP Portugal
1 STOPS
RDU
Raleigh Durham
Pick dates

Last minute flights from Raleigh Durham to Lisbon

17 Mar - 31 Mar $ 739.00
RDU
Raleigh Durham
United Airlines
1 STOPS
LIS
Lisbon
LIS
Lisbon
United Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
23 Mar - 31 Mar $ 768.00
RDU
Raleigh Durham
United Airlines
1 STOPS
LIS
Lisbon
LIS
Lisbon
United Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
07 Mar - 01 Apr $ 3,598.00
RDU
Raleigh Durham
Aer Lingus
1 STOPS
LIS
Lisbon
LIS
Lisbon
Aer Lingus
2 STOPS
RDU
Raleigh Durham
Pick dates

One-way flights to Lisbon from Raleigh Durham

6:25 PM - 12:55 AM
TAP Portugal
1 Stops
13h 15m
RDU - LIS
$ 372
Kiwi
Pick dates
9:00 AM - 9:30 PM
United Airlines
1 Stops
19h 10m
RDU - LIS
$ 465
Kiwi
Pick dates
8:07 PM - 11:05 PM
United Airlines
1 Stops
10h 8m
RDU - LIS
$ 555
Kiwi
Pick dates

How to find the cheapest flight from Raleigh Durham (RDU) to Lisbon (LIS)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.