Cheap First Class flights to Washington, D.C. Dulles Intl Airport
LHR — IAD
28 Oct — 4 Nov1
Return
1 adult
First
Return
1 adult, First, 0 bags
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Cheap first class flights to Washington, D.C. Dulles Intl Airport in 2026
Find the latest flights to Washington, D.C. Dulles Intl Airport in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 7,457,451 searches and data were last updated on 28 September 2026.
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Cheapest first class flights to Dulles Intl
Explore the most affordable first class flight options available to Dulles Intl. Find the lowest fares based on data from user searches, with prices last updated on 28 September 2026.
Wed 25/1112:15 -
Nonstop8h 25m
Mon 30/1121:45 -
Nonstop7h 15m
Deal found 26/9£4,645
Tue 13/1009:15 -
1 stop13h 30m
Tue 20/1012:28 -
1 stop13h 27m
Deal found 25/9£5,064
Tue 10/1114:10 -
1 stop13h 49m
Tue 17/1115:55 -
1 stop10h 25m
Deal found 26/9£5,068
Tue 10/1112:15 -
Nonstop8h 25m
Tue 17/1118:05 -
Nonstop7h 10m
Deal found 26/9£5,681
Tue 13/1017:05 -
Nonstop8h 15m
Tue 20/1022:25 -
Nonstop7h 25m
Deal found 25/9£5,715
Wed 14/1009:15 -
1 stop14h 30m
Thu 15/1022:25 -
Nonstop7h 25m
Deal found 25/9£12,732
Best first class flights to Dulles Intl
Discover carefully curated first class flight deals to Dulles Intl that have cost, travel time, and stopover in mind to ensure you get the best travel experience. Data last updated 28 September 2026.
Wed 25/1112:15 -
Nonstop8h 25m
Mon 30/1121:45 -
Nonstop7h 15m
Deal found 26/9£4,645
Tue 13/1009:15 -
1 stop13h 30m
Tue 20/1012:28 -
1 stop13h 27m
Deal found 25/9£5,064
Tue 10/1114:10 -
1 stop13h 49m
Tue 17/1115:55 -
1 stop10h 25m
Deal found 26/9£5,068
Tue 10/1112:15 -
Nonstop8h 25m
Tue 17/1118:05 -
Nonstop7h 10m
Deal found 26/9£5,681
Tue 13/1017:05 -
Nonstop8h 15m
Tue 20/1022:25 -
Nonstop7h 25m
Deal found 25/9£5,715
Wed 14/1009:15 -
1 stop14h 30m
Thu 15/1022:25 -
Nonstop7h 25m
Deal found 25/9£12,732
Sun 29/1112:15 -
Nonstop8h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 23/9£4,836
Tue 10/1112:15 -
Nonstop8h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 26/9£5,262
One-way first class flights to Dulles Intl
Search for one-way first class flight options to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.
Sun 29/1112:15 -
Nonstop8h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 23/9£4,836
Tue 10/1112:15 -
Nonstop8h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 26/9£5,262
Quickest first class flights to Dulles Intl
Explore quickest first class flight options to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 September 2026.
Tue 13/1017:05 -
Nonstop8h 15m
Tue 20/1022:25 -
Nonstop7h 25m
Deal found 25/9£5,715
Wed 25/1112:15 -
Nonstop8h 25m
Mon 30/1121:45 -
Nonstop7h 15m
Deal found 26/9£4,645
Tue 10/1112:15 -
Nonstop8h 25m
Tue 17/1118:05 -
Nonstop7h 10m
Deal found 26/9£5,681
Tue 13/1009:15 -
1 stop13h 30m
Tue 20/1012:28 -
1 stop13h 27m
Deal found 25/9£5,064
Tue 10/1114:10 -
1 stop13h 49m
Tue 17/1115:55 -
1 stop10h 25m
Deal found 26/9£5,068
Wed 14/1009:15 -
1 stop14h 30m
Thu 15/1022:25 -
Nonstop7h 25m
Deal found 25/9£12,732
Sun 29/1112:15 -
Nonstop8h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 23/9£4,836
Tue 10/1112:15 -
Nonstop8h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 26/9£5,262
Travel insights for first class flights from United Kingdom to Dulles Intl
Get recent, data-driven insights about first class flights from United Kingdom to Dulles Intl including ideal travel times, pricing trends, and more.
GB0-IAD
LHR-IAD
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).
Frequently asked questions about Washington, D.C. Dulles Intl Airport first class tickets
Find answers to common questions related to First 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 28 September 2026.
How many premium cabins does Finnair have for flights to Washington, D.C. Dulles Intl Airport?
Finnair currently offers a couple premium cabin classes on flights to Washington, D.C. Dulles Intl Airport: Prem Economy Class, Business Class and First Class. Still not enough? Try taking a look at other airlines or choosing a new departing point for more cabin options.
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