Cheap flights from Connecticut to London from $126
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Connecticut to London departing on 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Connecticut to London
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest airline that flies from Connecticut to London?
Norse Atlantic UK, Icelandair, and TAP AIR PORTUGAL are the most popular carriers operating from Connecticut to London
What airlines fly to London?
Aer Lingus, American Airlines and United Airlines are the top three most popular airlines that fly to London from Connecticut according to our data. Aer Lingus is the first choice among our users, with 36% of people opting to fly with this airline when traveling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
How many flights depart from Connecticut to London on average per week?
The number of flights available between Connecticut and London is 1,142 per week as of May 2025. The most frequent departure day is Wed, with 15% of weekly flights leaving on this day.
How long does it take to fly to London?
If you’re flying from a popular airport in Connecticut, such as Hartford or New Haven, and flying into London, then you can expect flight times to average 9h 15m and 21h 35m, respectively.
Cheap Connecticut to London flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Connecticut to London
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 May 2025, 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.
Best airlines flying from Connecticut to London
Compare and see reviews for airlines that fly from Connecticut to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $569 | Free Cancellation | Rating 7.0 1,076 reviews | |||
| PriceFrom $634 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $696 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $713 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Connecticut to London?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Connecticut to London for you.
Can I find flights from Connecticut to London with flexible booking policies on momondo?
momondo does allow users to show only those flights to London from Connecticut which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Connecticut to London?
momondo provides multiple filters to help you find the best flight to London from Connecticut. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Connecticut to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Connecticut to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.