What are the most popular routes to Portsmouth?
| Route | Average price | Average duration | Daily departures | Actions |
|---|---|---|---|---|
| New York City - Portsmouth | Average price£42 | Average duration7h 20m | Daily departures9 | |
| Portland - Portsmouth | Average price£15 | Average duration1h 5m | Daily departures2 | |
| Boston - Portsmouth | Average price£15 | Average duration1h 15m | Daily departures2 | |
| Toronto - Portsmouth | Average price£97 | Average duration1d 2h | Daily departures10 | |
| Washington - Portsmouth | Average price£63 | Average duration17h 10m | Daily departures7 |
