Question 1

What are the cheapest airlines flying from London City Airport to Washington, D.C. Dulles Intl Airport round-trip?

Accepted Answer

Our cheapest airline available from London City Airport to Washington, D.C. Dulles Intl Airport is Virgin Atlantic. Our recent data shows that you can find tickets from as low as £497 on this airline. Additional options worth looking into are SWISS and KLM, starting at £498 and £514 round-trip.

Question 2

What are the cheapest airlines to fly from London City Airport to Washington, D.C. Dulles Intl Airport one-way?

Accepted Answer

£467 is the cheapest one-way deal found within the past few days, from SWISS. You may also be able to find cheap deals on Lufthansa and Aer Lingus, with prices starting from £484 and £514, respectively.

Question 3

What is the cheapest month to book a flight from London City Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from London City Airport to Washington, D.C. Dulles Intl Airport (average of £599). Flying from London City Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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.

Question 4

What is the cheapest day to fly from London City Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Travellers seeking maximum savings on their London City Airport to Washington, D.C. Dulles Intl Airport flight should consider departing on Friday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 5

E

Accepted Answer

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.

Question 6

E

Accepted Answer

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).

Question 7

How far in advance should I book a flight from London City Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Travelers have found it’s best to book a flight 50 days in advance to save up to 35% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 50 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London City Airport to Washington, D.C. Dulles Intl Airport 1-2 weeks in advance for as low as £553, or £762 for flights within the next 24 hours.

Question 8

What is the cheapest month to fly from London City Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

February is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from London City Airport. Prices for February average £547 per person but you can even find prices for as low as £224. The most expensive prices can be found in the month of July. Opting for a February flight can save you 21% on your journey compared to booking in July

Question 9

What is the cheapest time of day to fly from LCY to IAD?

Accepted Answer

When flying from London City Airport to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 5% versus a flight at midday.

Question 10

Can I find deals for flights from London City to Dulles Intl that include hotel bookings?

Accepted Answer

Yes. In addition to deals on London City to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 11

How can I find direct flights from London City to Dulles Intl?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London City to Dulles Intl.

Question 12

Can I find deals for business class flights from London City to Dulles Intl?

Accepted Answer

Yes. Cheapflights offers flight deals from London City to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 13

How does Cheapflights help users find flights from London City to Dulles Intl?

Accepted Answer

Cheapflights makes it easy to find London City to Dulles Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 14

Why should you use Cheapflights to find cheap flight tickets from London City to Dulles Intl?

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London City to Dulles Intl.

Question 15

Can Cheapflights find flights from London City to Dulles Intl with no change fees?

Accepted Answer

Yes, we can. To see specific flights from London City to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 16

Can Cheapflights notify me if prices for flights from London City to Dulles Intl become cheaper?

Accepted Answer

Not ready to book yet? You can track prices for flights from London City to Dulles Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

Round-trip from	£497
One-way from	£433
Popular in	July
Cheapest in	February
Average price	£613

Cheap flights from London City Airport to Washington, D.C. Dulles Intl Airport from £433

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London City to Dulles Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from London City to Dulles Intl

Cheapest flights from London City to Dulles IntlExplore the most affordable flight options available from London City to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Explore the most affordable flight options available from London City to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London City Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Best time to book a flight from London City to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from London City with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London City Airport to Washington, D.C. Dulles Intl Airport

Rainfall in Dulles Intl by month

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

Temperature in Dulles Intl by month

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

Reviews of airlines servicing Dulles Intl

Read through reviews of airlines operating flights from London to Washington, D.C., such as Delta, KLM and SWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London City to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from London City Airport to Washington, D.C. Dulles Intl Airport round-trip?

What are the cheapest airlines to fly from London City Airport to Washington, D.C. Dulles Intl Airport one-way?

Can I find deals for flights from London City to Dulles Intl that include hotel bookings?

How can I find direct flights from London City to Dulles Intl?

Can I find deals for business class flights from London City to Dulles Intl?

What is the cheapest month to book a flight from London City Airport to Washington, D.C. Dulles Intl Airport?

Travelling to a place near London City Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London City to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London City to Dulles Intl?

Why should you use Cheapflights to find cheap flight tickets from London City to Dulles Intl?

Can Cheapflights find flights from London City to Dulles Intl with no change fees?

Can Cheapflights notify me if prices for flights from London City to Dulles Intl become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from London City to Dulles Intl
Explore the most affordable flight options available from London City to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.