Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Londonderry to Warsaw as you normally would.
For a flight from Londonderry to Warsaw, you will be flying from Eglinton. Londonderry Eglinton (LDY) is just 6.7 mi from the center of the city. Eglinton is the only Londonderry airport and it handles 0 outbound flights to Warsaw per day. 0 airlines have flights to Warsaw from Londonderry Eglinton on a regular basis.