Last week's sale from Norwegian Air has now been extended through Friday, September 14.

Fares are valid for travel from October 31 through March 31 (holidays excluded, of course).

One-way fares start at $99 from the East Coast, and $149 from Midwest and West Coast cities.

Be sure to check our fare details for specifics.

Fares include:

Newark to Rome $325 roundtrip

New York to Paris $293 roundtrip

New York to Madrid $313 roundtrip

Los Angeles to Paris $378 roundtrip

Los Angeles to Rome $378 roundtrip

Chicago to London $336 roundtrip

Boston to Paris $293 roundtrip

Boston to London $326 roundtrip

Oakland to Paris $325 roundtrip

Oakland to London $369 roundtrip

Orlando to Paris $404 roundtrip

Orlando to London $389 roundtrip

For a complete list of fares, see our listings for London, Paris, Rome, and Madrid.