Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Cheap First Class Flight Deals to the United States
Recent first class return flight deals to the United States
Recent first class one-way flight deals to the United States
Quickest first class return flight deals to the United States
Quickest first class one-way flight deals to the United States
Best first class return flight deals to the United States
Best first class one-way flight deals to the United States
First Class Flights to the United States – Travel Insights & Trends
Get data-powered insights and trends for First Class flights to the United States to help you craft the best travel plan
What cabin class options are available on United Kingdom to United States flights?
There are 4 cabin classes available to choose from on United Kingdom to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies First Class from United Kingdom to United States?
British Airways, Finnair, and American Airlines are popular carriers operating the cheapest First Class flights from United Kingdom to United States
What is the cheapest month to fly First Class to United States?
In general, September is the cheapest month to fly First Class from United Kingdom to United States. Due to it being the ‘off-season’ during this time, you can expect First Class flight prices to be around £3,705. If you aren’t able to travel during the month of September, then book First Class flights to United States from United Kingdom during October instead. First Class flights to United States in October, while not as cheap as those in September, still average around £3,755.
What is the cheapest day to depart on your First Class flight to United States?
The cheapest day to depart from United Kingdom to United States is on a Monday when prices can be found for as low as £3,269. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average First Class ticket price to United States on a Wednesday is £3,972.
How far in advance should I book a flight to United States?
You are more likely to see cheaper flights to United States from United Kingdom when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to United States for around £3,043 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from United Kingdom for as low as £2,162 on momondo.
How long is the flight from United Kingdom to United States?
On average, it takes 13h 55m to fly from United Kingdom to United States if you fly out of Manchester (the most popular airport in United Kingdom) and into Los Angeles (the most popular airport in United States). If you’re flying out of London and into Los Angeles, then the flight time is around 14h 45m.
How many flights depart from United Kingdom to United States on average per day?
As of April 2025, 228 flights take off from United Kingdom and land in United States each day. The most common flight departure time for this route is 16:00, with 55% of daily flights taking off in the afternoon.
How many flights depart from United Kingdom to United States on average per week?
The number of flights available between United Kingdom and United States is 1,599 per week as of April 2025. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.
What is the cheapest First Class flight I can find to United States?
On average, return First Class flights to United States cost £3,733/pp. Prices depend on where you are departing from. For prices as low as £2,513/pp, depart from London. The most expensive return First Class flights to United States are from London.
See prices from:
Which airlines fly First Class to United States?
British Airways is the most popular airline offering First Class flights to United States, with 75% of our users opting to fly with them when travelling to United States. Other popular options include Finnair and American Airlines. There are a total of 5 different airlines flying to United States.
About First Class Flights to the United States
Helpful overview information on United States First Class ticket prices, flight duration, and airlines
Frequently asked questions about United States First Class flights
How much does a first class flight to United States cost?
You can catch a first class flight to United States starting at just £3,713 on average, and if you’re flexible, flying from United Kingdom may even cost as little as £1,677 (price last reported on 30 Mar). Please be aware that travel dates and airline, among other factors, may have an impact on final prices.
Which airlines have first class flights to United States?
Travelers often pick the following airlines when buying first class flights to United States: British Airways, Finnair, American Airlines, Iberia, Japan Airlines, Alaska Airlines, Royal Air Maroc, Aer Lingus. Whichever airline you decide on, make sure to visit the airline’s website to understand all the premium services offered with your seat option.
What is the cheapest business class flight to United States?
A business class flight to United States goes for £2,136 on average and will save you 43% compared to choosing a first class ticket. Many travelers find flying business class still very comfortable and convenient for a much better price.
Which cabin class is available for British Airways flights to United States?
Tired of flying Economy? British Airways, the most highly rated airline for flights to United States, offers several premium cabin classes: first, business, premium economy. We advise exploring other airlines and being flexible with where you’re flying from to have the most cabin choices.
Is it worth flying First Class to United States?
Some travellers think it is, while some don’t. Regardless, the First Class cabin is undoubtedly one of the many most unique experiences in flying. It can be more worth it when the price is right, and that’s where momondo comes in. We help you search from hundreds of travel sites to find the cheapest deals for First Class flights to United States so you can compare and book your next trip.
Why should I use momondo to find a First Class flight deal to United States?
momondo collates all your flight options in one place and lets you filter them to find the perfect First Class flight to United States. momondo saves you time and could save you money on your trip.
Can I find First Class flights to United States with flexible booking policies on momondo?
momondo does allow users to show only those First Class flights to United States which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find deals for First Class flight tickets to United States?
Once you have performed a search for First Class flight tickets to United States, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a First Class flight to United States right now. Can momondo alert me if prices change?
If you are simply researching potential First Class flights to United States, momondo offers a useful price alert feature which will track prices for First Class flights to United States and alert you when they change.
When did momondo last update prices for flights from United Kingdom to United States?
Prices for flights from United Kingdom to United States were last updated today.
How many operators does momondo search for flights from United Kingdom to United States?
The number of operators available for flights from United Kingdom to United States is 26 as of April 2025.
How old do you have to be to fly from United Kingdom to United States?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United Kingdom to United States.
What documentation or ID do you need to fly to United States?
The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.