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Cheap Business Class flights to Washington, D.C. Dulles Intl Airport

LHR — IAD
21 Jul — 28 Jul1
1 adult

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Cheap business class flights to Washington, D.C. Dulles Intl Airport in 2025

Find the latest flights to Washington, D.C. Dulles Intl Airport in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data were last updated on 16 July 2025.

Average Price

£2,506

Cheapest Price

£1,203

Top Rated Airline

Finnair

No. of Airlines

17
Average for return business class flights in July 2025
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The lowest price for a business class flight ticket to Dulles Intl
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Most popular airline to fly business class with to Dulles Intl in the past 7 days
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Airlines that offer business class options for this route
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Find business class flight deals to Washington, D.C. Dulles Intl Airport

Cheapest business class flights to Dulles Intl
Explore the most affordable business class flight options available to Dulles Intl. Find the lowest fares based on data from user searches, with prices last updated on 16 July 2025.

Sun 24/821:25LHR - IAD
1 stop29h 45mIcelandair
Wed 27/823:15IAD - LHR
1 stop16h 05mIcelandair
Deal found 13/7£992
Sun 24/813:00LGW - IAD
1 stop14h 10mIcelandair
Wed 27/823:15IAD - LGW
1 stop10h 25mIcelandair
Deal found 13/7£1,066
Wed 8/1012:40MAN - IAD
1 stop14h 30mIcelandair
Wed 22/1023:15IAD - MAN
1 stop31h 25mIcelandair
Deal found 15/7£1,476
Sun 31/813:05MAN - IAD
1 stop14h 05mMultiple Airlines
Thu 4/923:15IAD - MAN
2 stops29h 05mMultiple Airlines
Deal found 15/7£1,601
Sun 21/1211:10LHR - IAD
1 stop14h 19mAir Canada
Tue 6/116:30IAD - LHR
1 stop11h 00mAir Canada
Deal found 15/7£1,614
Thu 16/1010:35LHR - IAD
2 stops14h 24mScandinavian Airlines
Tue 21/1022:05IAD - LHR
1 stop15h 25mScandinavian Airlines
Deal found 14/7£1,717

Travel insights for business class flights from United Kingdom to Dulles Intl

Get recent, data-driven insights about business class flights from United Kingdom to Dulles Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a Business Class flight from United Kingdom to Washington, D.C. Dulles Intl Airport?

Currently, March is the cheapest month in which you can book a Business Class flight from United Kingdom to Washington, D.C. Dulles Intl Airport (average of £971). Flying from United Kingdom to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of £1,716). There are several factors that can impact the price of a flight, so comparing airlines, departure airports, and flight times can provide users with more options.

What airlines can I book Business Class flights to Washington, D.C. Dulles Intl Airport with?

United Airlines is a highly recommended provider for Business Class flight tickets to Washington, D.C. Dulles Intl Airport. Check for amenities list before you book to take advantage of more premium services, not every airline has the same Business Class perks.

United Airlines
United Airlines
From £9,887

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Top business class airline flying to Washington, D.C. Dulles Intl Airport

Explore the top four business class airlines operating flights to Washington, D.C. Dulles Intl Airport. Find out more about these airlines and their offerings, including amenities, in-flight services, and customer reviews. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 16 July 2025.
AirlineRatingFirst ClassPrice
United AirlinesPriceFrom £447First ClassRating
7.4
Search United Airlines flights

Frequently asked questions about Washington, D.C. Dulles Intl Airport business class tickets

Find answers to common questions related to business class tickets for flights to Washington, D.C. Dulles Intl Airport. Get information on booking, amenities, upgrade options, and more. This FAQ section was last updated on 16 July 2025.

  • What is the cheapest price for a Business Class ticket to Washington, D.C. Dulles Intl Airport?

    If you are flexible with your travel dates and origin, you might only have to pay £1,203 for a Business Class class flight to Washington, D.C. Dulles Intl Airport (lowest price found recently). Our data shows that the average price for a Business Class ticket to Washington, D.C. Dulles Intl Airport is about £2,506/traveller.

  • How much do Prem Economy Class flight tickets to Washington, D.C. Dulles Intl Airport cost?

    The average price for a Prem Economy Class ticket to Washington, D.C. Dulles Intl Airport recently is £1,051. For what you get as travel perks, Prem Economy Class cabin is a great alternative to Business Class. Business Class tickets are also usually 59% more expensive.

  • How many premium cabins does Finnair have for flights to Washington, D.C. Dulles Intl Airport?

    Finnair has 3 premium cabins on its schedule for flights to Washington, D.C. Dulles Intl Airport: Prem Economy Class, Business Class and First Class. If you prefer to see more cabin class options, you can try switching up different departure and/or arrival dates.

  • What airlines can I book Business Class flights to Washington, D.C. Dulles Intl Airport with?

    United Airlines is a highly recommended provider for Business Class flight tickets to Washington, D.C. Dulles Intl Airport. Check for amenities list before you book to take advantage of more premium services, not every airline has the same Business Class perks.

  • What is the cheapest month to book a Business Class flight from United Kingdom to Washington, D.C. Dulles Intl Airport?

    Currently, March is the cheapest month in which you can book a Business Class flight from United Kingdom to Washington, D.C. Dulles Intl Airport (average of £971). Flying from United Kingdom to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of £1,716). There are several factors that can impact the price of a flight, so comparing airlines, departure airports, and flight times can provide users with more options.

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