Non-stop flights from Detroit to Austin, Texas for only $98 roundtrip with Delta. Also works in reverse.
PROMO CODE: 75% off US domestic flights with Frontier (e.g. Atlanta to Orlando, FL for only $19 one-way)
Frontier have a 75% off promo code for US domestic flights.
**EXPIRED** PROMO: Alaska Airlines Buy One Get One Free (e.g. New York to Portland, OR for only $112 roundtrip)
Alaska Airlines are running a promotion where you can buy one coach class ticket and get another for just the taxes and fees.
Cheap flights from Detroit to Amman, Jordan for only $588 roundtrip with Delta and Air France.
Amazingly cheap flights across the USA from only $14 roundtrip!! For example, fly from Atlanta to Tampa for only $14 one-way.
Cheap flights from Detroit to Portland, Oregon for only $198 roundtrip with United Airlines. Also works in reverse.
Cheap flights from Detroit to Amsterdam, Netherlands for only $392 roundtrip with American Airlines.
Cheap flights from Detroit to London, UK for only $352 roundtrip with American Airlines.
Cheap flights from US cities to London, UK from only $355 roundtrip with American Airlines.