The best replacement for airfare is air fare.

The best alternatives to airfare are rated as following:
★★★★★  air fare
★★★★  vayama
★  airline

Your alternative for airfare is not listed? Suggest!
Speaking about airfare, one probably shouldn't forget about cruise.

Other search terms related to airfare and their ratings are:
★★★★★ cruise
★★★★★ hotel package
★★★ carnival cruise
★ princess cruises
★ package
★ carnival
You have in mind a companion for airfare and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of airfare in all years. Click on graph for more.
airfare
air fare
vayama