|Quoting Cory6188 (Reply 6):|
You could make a lot of combinations, depending on airline. I think that for CO, it would probably be DEL-EWR-HKG for furthest distance covered on one airline. Although that would be one hell of a boring trip.
|Quoting KDTWFlyer (Reply 8):|
The longest route you can fly on NW metal only?