All direct flights from Boston
Allegiant Air Nonstop Flights from Boston: 9 Destinations
0 international and 9 domestic destinations without a stop from BOS
Every destination Allegiant Air serves nonstop from Boston, United States, from published airline schedules as of 2 September 2026. Seasonal and not-yet-launched services are marked; connections are not listed. Allegiant Air sells economy only — no business or first class cabin.
International
0 nonstop destinations
Domestic
9 nonstop destinations
Airports
BOS
Allegiant Air Domestic Destinations from Boston
Other Airlines Flying Nonstop from Boston
Every other airline with scheduled nonstops from BOS, ranked by the number of destinations it serves without a stop. Pick one to see its full list.
Delta Air Lines78 nonstop destinationsJetBlue74 nonstop destinationsAmerican Airlines33 nonstop destinationsCape Air11 nonstop destinationsSouthwest Airlineseconomy only11 nonstop destinationsUnited Airlines8 nonstop destinationsFrontier Airlineseconomy only6 nonstop destinationsBermudAir5 nonstop destinationsAir Canada4 nonstop destinationsAlaska Airlines4 nonstop destinationsPorter Airlineseconomy only4 nonstop destinationsAer Lingus2 nonstop destinations
Allegiant Air Nonstop Flights from Other Cities
The other cities we track Allegiant Air nonstops from, busiest first.
Las Vegas, United States43Fort Lauderdale, United States34Knoxville, United States16Grand Rapids, United States15Indianapolis, United States12Pittsburgh, United States12Santa Ana, United States12Jacksonville, United States11Savannah, United States10Portland, United States8Denver, United States7New York, United States7Louisville, United States6Washington, D.C., United States6Key West, United States5Burbank, United States4Chicago, United States4Syracuse, United States4Phoenix, United States3Kansas City, United States2Medford, United States2Oklahoma City, United States2Rochester, United States2
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