Question 1

What is the cheapest airline to fly 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 SWISS. Our recent data shows that you can find tickets from as low as £481 on this airline.

Question 2

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 3

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 4

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 5

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 6

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 51 days in advance to save up to 44% 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 51 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 £541, or £834 for flights within the next 24 hours.

Question 7

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 £544 per person but you can even find prices for as low as £226. The most expensive prices can be found in the month of July. Opting for a February flight can save you 19% on your journey compared to booking in July

Question 8

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 9

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 10

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 11

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 12

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 13

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 14

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 15

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	£481
One-way from	£399
Popular in	July
Cheapest in	February
Average price	£607

Cheap flights from London City Airport to Washington, D.C. Dulles Intl Airport from £399

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 30/8. Fares are subject to change and may not be available on all flights or dates of travel.

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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 August 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 August 2025.

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What is the cheapest airline to fly from London City Airport to Washington, D.C. Dulles Intl Airport round-trip?

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?

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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?

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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 August 2025.