ATW to STT, Appleton International Airport to Cyril E. King Airport Cheap Flights

Based on HopeGoo data, Delta Air Lines offers one-way fares as low as US$310 on Cheapest nonstop routes (e.g. ATW to STT on Sun, Apr 19), while Delta Air Lines offers Cheapest nonstop round-trips from US$622 departing on Thu, Apr 30 and returning on Thu, May 7.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Appleton to Saint Thomas is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Appleton to Saint Thomas, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Apr 19, with one-way flights priced at just US$310. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Saint Thomas travel is around September. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Appleton to Saint Thomas is October, when demand for travel is lower.

After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Appleton to Saint Thomas on March 10, 2026 with Delta Air Lines, with prices starting at US$633.

The time difference between Saint Thomas and Appleton is 2h.

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