Affordability within a city [1] is one thing, but you have to be able to get there first! Aside from the popular low-cost carriers [2] like Southwest and American Airlines, there's a handful of other airlines that offer low fares out of the US that you may be unfamiliar with. You can score some especially amazing deals [3] if you subscribe to their emails for flash sales and seasonal offers in your city. Check out these seven lesser-known airlines that can save you major cash.
Aer Lingus
Aer Lingus [4] is the second largest airline in Ireland and flies out of 11 major US cities, including Chicago and Orlando. Travelers can get great deals to cities in Ireland, Northern Ireland, and other places in the United Kingdom.
Iberia
Iberia [5] is the flag carrier airline of Spain and offers affordable flights out of the US and Puerto Rico to Spain and Europe. Additional regions include the Middle East, Asia, and Africa.
Allegiant Air
Allegiant Air [6] is a low-cost, domestic American airline with routes from 20 US airports. Flights from Los Angeles, Las Vegas, Phoenix, and Florida travel to the most cities.
WOW Air
WOW Air [7] is a low-cost carrier stationed in Reykjavík, Iceland, that's quickly becoming a popular airline. Its truly wow-worthy fares to Iceland [8] and Europe from seven major US cities justify its name.
Frontier Airlines
Frontier Airlines [9] is a low-cost airline based in Denver with over 65 flights within the US, Mexico, and the Caribbean. Some domestic flights begin at $29 during its sales.
Spirit Airlines
According to its site, Spirit Airlines [10] is the leading ultra low-cost carrier in the US, Caribbean, and Latin America. It flies to 59 destinations within those regions and offers impressive "Bare Fares."
Sun Country Airlines
Sun Country Airlines [11] is a Minneapolis-based airline that operates in the US, Mexico, Costa Rica, and the Caribbean. Travelers can find some affordable domestic flights during its seasonal sales.