Cheap flights to Boston (BOS)

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Why fly to Boston?

Boston is American history you can walk through in an afternoon. Follow the red line of the Freedom Trail past Paul Revere's house, the Old North Church, and Bunker Hill, then duck into a North End trattoria for cannoli that locals will argue about for hours. This is a compact, walkable city where Ivy League campuses, championship sports loyalties, and a serious seafood scene all sit within easy reach of one another. Cross the river to Cambridge for Harvard and MIT, catch a game at Fenway Park, or use Boston as the springboard for a fall-foliage road trip through New England. Logan International sits unusually close to downtown, and strong competition among legacy carriers and JetBlue keeps domestic fares reasonable from most U.S. cities. Boston is also one of the most affordable East Coast launch points for a transatlantic trip, so it's worth a look whether you're staying stateside or heading to Europe. Pack layers, wear comfortable shoes, and lean into the city's famously direct charm.

Best months to fly to Boston

The best fares to Boston usually show up in the cold winter stretch of January through early March, while the leaf-peeping crush of September and October and the warm summer travel season push prices higher, making late fall and early spring the smart value windows.

FAQs: cheap flights to Boston

What time of year has the cheapest flights to Boston?
Winter, roughly January through early March, brings the lowest domestic fares to Boston as cold weather cools demand. Fares climb during the fall foliage season and the summer, so book in the off-peak months or shoulder periods like late March and early November for better prices.
How far is Logan Airport from downtown Boston?
Logan International (BOS) is only about 3 miles from downtown, making it one of the closest major airports to a U.S. city center. The Silver Line bus connects the terminals to South Station for free inbound, which is the cheapest way into the city.
Is Boston a good gateway for trips to Europe?
Yes. Boston is a major transatlantic origin with frequent nonstop service to the U.K., Ireland, and continental Europe, and fares are often competitive with New York. If you're heading across the Atlantic, it's worth comparing departures from BOS.
Do I need a car to visit Boston?
No. Boston is compact and walkable, and the MBTA subway, known as the T, reaches most attractions, including Fenway, Harvard, and the airport. Skip the rental car for a city stay; only consider one if you plan to drive out to Cape Cod or chase fall foliage.
When is the best time to visit Boston for fall foliage?
Peak foliage in and around Boston typically lands in mid-to-late October. It's a beautiful but popular time, so airfare and hotel prices run high. Booking well ahead, or visiting in early November as the crowds thin, keeps the cost down.

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Flight tips & guides

Practical advice for booking cheap flights to Boston and beyond.