Question : Is the price you found a good deal?
Answer : Flight prices change less than most routes in the United States for GFK to BOS. They range from $348 to $779. Prices tend to be lower the further out you book.
Question : How long do most people visit Boston?
Answer : Of course you're not most people, but if you were, you'd stay roughly six days.
Question : Will you do what it takes to get the absolute cheapest flight?
Answer : The cheapest day to fly in July is Thursday. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.
Question : Who's offering the cheapest round-trip flight to Logan International Airport (BOS) over the coming months?
Answer : Delta Air Lines is your best bet for finding that coveted low fare. They're offering fares as low as $348, while prices for other flights are as high as $779.
Question : What day in the next four weeks has the best fares?
Answer : Since low prices are preferred, look at Jun 28th. As of Jun 26th, it's showing the cheapest ticket sales at $432. That is 19% below the average price for this route, so you can spend that extra money on a fun experience in Boston.