Cheap flights from Connecticut to London from $171

When did momondo last update prices for flights from Connecticut to London?

Prices for flights from Connecticut to London refresh daily.

How many operators does momondo search for flights from Connecticut to London?

As of February 2026, there are 21 operators available to choose from for flights from Connecticut to London.

How old do you have to be to fly from Connecticut to London?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Connecticut to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.