From Bradley International Airport, Connecticut:

IASSIST is providing shuttle service from the Hartford Train & Bus Stations to Storrs.

From JFK Airport, New York City:

New York Airport Service Express Bus (718) 875-8200 to Pennsylvania Station (often called "Penn Station"), located on 7th Ave between 34th and 33rd Streets.
Bus fare: $13
Service runs every 15 - 30 minutes between the hours of 6:15 AM to 11:10 PM.

At Penn Station, take Amtrak to Hartford. Travel time is approximately 2 1/2 hours at a cost of $73 for a return, unreserved 'coach' ticket.

IASSIST is providing shuttle service from the Hartford Train & Bus Stations to Storrs.

New York Airport Service Express Bus (718) 875-8200 to Pennsylvania Station (often called "Penn Station"), located on 7th Ave between 34th and 33rd Streets.
Bus fare: $8-$10
Service runs every 60 minutes between the hours of 8:00 AM to 8:00 PM. Expect the ride to take approximately 40 minutes, longer at peak hours.

At Penn Station, take Amtrak to Hartford. Travel time is approximately 2 1/2 hours at a cost of $73 for a return, unreserved 'coach' ticket.

IASSIST is providing shuttle service from the Hartford Train & Bus Stations to Storrs.

From Boston Logan International Airport, Massachusetts:

Greyhound affiliate A&B Coach Lines operates "Logan Dart" service every 15 minutes between the Greyhound terminal at Boston South Station and the airport. Logan Dart service operates every 15 minutes between 6:00 am and 8:00 pm, Sunday-Friday. The Logan Dart fare is $5.00, payable to the driver. For more information, call 1-800-23-LOGAN.

At Boston's South Station, take Greyhound's service to Hartford Station. The standard round trip fare is $42 (Note: Greyhound has a two for one fare if one passenger gets ticket in advance).
Travel time is between 2 1/2 - 3 hours.

From Newark Airport, New Jersey:

Take the Amtrak train directly from the airport to Hartford. Travel time is approximately 3 hours at a cost of $84 for a return, unreserved 'coach' ticket.

IASSIST is providing shuttle service from the Hartford Train & Bus Stations to Storrs.