Frontier Airlines GoWild! All-You-Can-Fly Summer Pass

That's the best price we could find for select routes by at least $163. This sale includes departure cities like New York, NY (JFK); Los Angeles, LA (LAX); and Houston, TX (IAH) and destinations like Tokyo, Frankfurt, and Manchester. We found this price departing from New York, NY (JFK) with arrival in Frankfurt, Germany (FRA) on March 22 with return on April 22. All prices, dates, and booking details were valid at the time of publication. Buy Now at Singapore Airlines

Spend $299 and get unlimited flights to Frontier's domestic and international destinations through February 28, 2025. Domestic flights must be booked the day before departure, and international destinations no further out than 10 days before departure - perfect for those spur-of-the-moment getaways.) Unless cancelled, this pass automatically renews for $399. Buy Now at Frontier Airlines

Save at least $5 on select routes nationwide. We found this price on flights departing from Las Vegas, NV (LAS) with arrival in Los Angeles, CA (LAX) on September 3. All prices, dates, and booking details were valid at the time of publication. Buy Now at Southwest Airlines

That's the best price we could find for select routes by at least $68. We found this price on flights departing from San Francisco, CA (SFO) with arrival in Kailua-Kona, HI (KOA) on October 21. All prices, dates, and booking details were valid at the time of publication. Buy Now at Hawaiian Airlines