Question : Looking for the cheapest flight over the next 30 days?
Answer : As of January 23rd, the cheapest day to fly from Billings to Saint Louis is February 7th. Tickets have been sold for 19% below the average price for this route.
Question : How many days should you spend in Saint Louis if you're flying in from Billings?
Answer : Over the next two months, passengers from BIL to STL are planning on staying for five days on average.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : For the month of February, the cheapest day to fly is Thursday. Having flexibility in your travel plans means you can save, so be sure to plan ahead when possible.
Question : Who's offering the cheapest round-trip flight to Lambert-St. Louis International Airport (STL) over the coming months?
Answer : Check out Delta Air Lines, as they have been booking customers at lower fares than most.