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Cheap flights to Dulles Intl from £69

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 1/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
WAS — IAD
24 Mar — 31 Mar1
1 adult
Sun 24/3
Sun 31/3

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Cheapflights users frequently choose these airlines when searching for flights to Dulles Intl, based on our search results.
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Flights to Dulles Intl in 2024

Find the latest flights to Dulles Intl in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 905,048 searches and data was last updated on 19 March 2024.

Popular in

July

Cheapest in

September

Average price

£503

Return from

£287

One-way from

£185
High demand for flights, 10% potential price rise
Best time to find cheap flights, 1% potential price drop
Average for return flights in March 2024
From London to Washington, D.C.
One-way flight from London to Washington, D.C. Dulles Intl (IAD)

Cheap flights to Dulles Intl Airport in March & April 2024

Discover affordable flights and deals to Dulles Intl Airport in March and April 2024. In the last 7 days, Cheapflights users made a total of 905,048 searches and data was last updated on 19 March 2024.
The following deals offer some of the lowest prices we've found on flights heading to Washington, D.C. in March and April 2024. If these prices don't match your budget, be sure to check back soon for more deals.
Fri 12/418:50DEN - IAD
1 stop24h 12mSun Country Air
Tue 16/411:35IAD - DEN
1 stop24h 50mSun Country Air
Deal found 18/3£137
Sat 20/411:45ORD - IAD
1 stop4h 41mDelta
Wed 24/406:00IAD - ORD
1 stop4h 25mDelta
Deal found 18/3£138
Wed 24/407:15ORD - IAD
1 stop4h 31mDelta
Sun 28/406:00IAD - ORD
1 stop4h 25mDelta
Deal found 18/3£139
Tue 9/407:15ORD - IAD
1 stop4h 31mDelta
Tue 9/417:48IAD - ORD
1 stop4h 33mDelta
Deal found 18/3£140
Mon 29/405:45BOS - IAD
Nonstop1h 42mUnited Airlines
Tue 30/422:01IAD - BOS
Nonstop1h 37mUnited Airlines
Deal found 18/3£141
Sat 13/413:05LAX - IAD
Nonstop4h 54mAlaska Airlines
Tue 16/407:10IAD - LAX
Nonstop5h 38mAlaska Airlines
Deal found 18/3£147
Wed 17/408:45ORD - IAD
Nonstop1h 58mUnited Airlines
Tue 23/422:23IAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 18/3£148
Sat 13/407:15ORD - IAD
1 stop4h 31mDelta
Sat 13/417:05IAD - ORD
1 stop5h 29mDelta
Deal found 18/3£151
Tue 9/410:55ORD - IAD
1 stop5h 08mDelta
Wed 17/417:05IAD - ORD
1 stop5h 29mDelta
Deal found 18/3£152

Dulles Intl Airport 2024 flight deals

Explore flight deals for Dulles Intl Airport in 2024, offering the best prices and options to suit your preferences. In the last 7 days, Cheapflights users made a total of 905,048 searches and data were last updated on 19 March 2024.
The lowest fares on flights travelling to Washington, D.C. in March and April 2024. Check back soon for alternative fares.
Fri 12/418:50DEN - IAD
1 stop24h 12mSun Country Air
Tue 16/411:35IAD - DEN
1 stop24h 50mSun Country Air
Deal found 18/3£137
Sat 20/411:45ORD - IAD
1 stop4h 41mDelta
Wed 24/406:00IAD - ORD
1 stop4h 25mDelta
Deal found 18/3£138
Wed 24/407:15ORD - IAD
1 stop4h 31mDelta
Sun 28/406:00IAD - ORD
1 stop4h 25mDelta
Deal found 18/3£139
Tue 9/417:25ORD - IAD
1 stop4h 26mDelta
Wed 10/406:00IAD - ORD
1 stop4h 25mDelta
Deal found 18/3£140
Mon 29/405:45BOS - IAD
Nonstop1h 42mUnited Airlines
Tue 30/422:01IAD - BOS
Nonstop1h 37mUnited Airlines
Deal found 18/3£141
Sat 13/413:05LAX - IAD
Nonstop4h 54mAlaska Airlines
Tue 16/407:10IAD - LAX
Nonstop5h 38mAlaska Airlines
Deal found 18/3£147
Wed 17/408:45ORD - IAD
Nonstop1h 58mUnited Airlines
Tue 23/422:23IAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 18/3£148
Sat 13/407:15ORD - IAD
1 stop4h 31mDelta
Sat 13/417:05IAD - ORD
1 stop5h 29mDelta
Deal found 18/3£151
Tue 9/410:55ORD - IAD
1 stop5h 08mDelta
Wed 17/417:05IAD - ORD
1 stop5h 29mDelta
Deal found 18/3£152

Flights to Dulles Intl Airport departing soon

Discover available last-minute flight options to Dulles Intl Airport, providing immediate availability and potentially lower prices. In the last 7 days, Cheapflights users made a total of 905,048 searches and data was last updated on 19 March 2024.
Browse some of the best deals on flights leaving last minute to Washington, D.C.. Double check the price, date, and time of your last-minute flight.
Mon 25/309:15BOS - IAD
Nonstop1h 46mUnited Airlines
Thu 28/308:53IAD - BOS
Nonstop1h 33mUnited Airlines
Deal found 18/3£159
Mon 25/309:15BOS - IAD
Nonstop1h 46mUnited Airlines
Fri 29/322:26IAD - BOS
Nonstop1h 33mUnited Airlines
Deal found 18/3£163
Mon 25/315:10BOS - IAD
1 stop6h 00mUnited Airlines
Thu 28/308:53IAD - BOS
Nonstop1h 33mUnited Airlines
Deal found 18/3£167
Mon 25/309:15BOS - IAD
Nonstop1h 46mUnited Airlines
Fri 29/317:40IAD - BOS
1 stop4h 06mUnited Airlines
Deal found 18/3£170
Mon 25/315:10BOS - IAD
1 stop6h 00mUnited Airlines
Thu 28/308:42IAD - BOS
1 stop6h 27mUnited Airlines
Deal found 18/3£174
Mon 25/315:10BOS - IAD
1 stop6h 00mUnited Airlines
Fri 29/317:40IAD - BOS
1 stop4h 06mUnited Airlines
Deal found 18/3£178
Thu 28/305:45BOS - IAD
Nonstop1h 46mUnited Airlines
Mon 1/422:01IAD - BOS
Nonstop1h 37mUnited Airlines
Deal found 19/3£198
Wed 27/310:40BOS - IAD
1 stop5h 57mDelta
Mon 1/412:06IAD - BOS
1 stop4h 27mDelta
Deal found 19/3£205
Wed 27/310:40BOS - IAD
1 stop5h 57mDelta
Thu 28/317:17IAD - BOS
1 stop5h 13mDelta
Deal found 18/3£209

One-way flights to Dulles Intl Airport

Explore one-way flight options to Dulles Intl Airport for greater flexibility in your travel plans. Find up-to-date pricing and availability for one-way flights. In the last 7 days, Cheapflights users made a total of 905,048 searches and data was last updated on 19 March 2024.
If you're looking for options on one-way flights to Washington, D.C., check out these fares. Book a round-trip flight to Washington, D.C. instead by using the search form above.
Wed 1/509:35ORD - IAD
1 stop5h 47mDelta
Deal found 18/3£69
Tue 9/417:57ORD - IAD
1 stop5h 02mDelta
Deal found 18/3£70
Wed 22/505:45BOS - IAD
Nonstop1h 42mUnited Airlines
Deal found 19/3£71
Wed 17/422:35LAX - IAD
Nonstop4h 50mAlaska Airlines
Deal found 18/3£74
Wed 10/421:07ORD - IAD
Nonstop1h 52mUnited Airlines
Deal found 17/3£75
Fri 12/418:50DEN - IAD
1 stop24h 12mSun Country Air
Deal found 18/3£77
Mon 15/411:55ORD - IAD
1 stop21h 47mSun Country Air
Deal found 18/3£77
Wed 17/406:00EWR - IAD
1 stop5h 39mDelta
Deal found 18/3£77
Tue 26/305:45BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 18/3£82

Direct flights to Dulles Intl Airport

Mon 29/405:45BOS - IAD
Nonstop1h 42mUnited Airlines
Tue 30/422:01IAD - BOS
Nonstop1h 37mUnited Airlines
Deal found 18/3£141
Sat 13/413:05LAX - IAD
Nonstop4h 54mAlaska Airlines
Tue 16/407:10IAD - LAX
Nonstop5h 38mAlaska Airlines
Deal found 18/3£147
Wed 17/408:45ORD - IAD
Nonstop1h 58mUnited Airlines
Tue 23/422:23IAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 18/3£148
Wed 24/409:25BOS - IAD
Nonstop1h 42mUnited Airlines
Thu 25/408:50IAD - BOS
Nonstop1h 36mUnited Airlines
Deal found 19/3£156
Thu 25/706:00LGA - IAD
Nonstop1h 26mUnited Airlines
Sun 28/712:40IAD - LGA
Nonstop1h 26mUnited Airlines
Deal found 18/3£158
Tue 7/521:20ORD - IAD
Nonstop1h 52mUnited Airlines
Thu 9/506:45IAD - ORD
Nonstop2h 09mUnited Airlines
Deal found 18/3£161
Tue 2/405:45BOS - IAD
Nonstop1h 42mUnited Airlines
Thu 4/422:01IAD - BOS
Nonstop1h 37mUnited Airlines
Deal found 19/3£163
Sat 20/421:38ORD - IAD
Nonstop1h 52mUnited Airlines
Mon 22/422:23IAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 18/3£164
Wed 3/405:45BOS - IAD
Nonstop1h 42mUnited Airlines
Fri 12/422:01IAD - BOS
Nonstop1h 37mUnited Airlines
Deal found 19/3£167

Find flights to Dulles Intl within your budget

Locate flights to Dulles Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 905,048 searches and data was last updated on 19 March 2024.

Fly from

Any airport

Budget

£137 - £199

Route

Depart

Return

Price

Denver IntlWashington, D.C. Dulles Intl

DEN - IAD

DENIAD

Denver Intl

Fri 12/4

1 stop24h 12m

Washington, D.C. Dulles Intl

Tue 16/4

1 stop24h 50m

£137

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Sat 20/4

1 stop4h 41m

Washington, D.C. Dulles Intl

Wed 24/4

1 stop4h 25m

£138

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 24/4

1 stop4h 31m

Washington, D.C. Dulles Intl

Sun 28/4

1 stop4h 25m

£139

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Tue 9/4

1 stop4h 31m

Washington, D.C. Dulles Intl

Tue 9/4

1 stop4h 33m

£140

Boston Logan IntlWashington, D.C. Dulles Intl

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 29/4

Nonstop1h 42m

Washington, D.C. Dulles Intl

Tue 30/4

Nonstop1h 37m

£141

Los AngelesWashington, D.C. Dulles Intl

LAX - IAD

LAXIAD

Los Angeles

Sat 13/4

Nonstop4h 54m

Washington, D.C. Dulles Intl

Tue 16/4

Nonstop5h 38m

£147

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 17/4

Nonstop1h 58m

Washington, D.C. Dulles Intl

Tue 23/4

Nonstop2h 07m

£148

Denver IntlWashington, D.C. Dulles Intl

DEN - IAD

DENIAD

Denver Intl

Fri 31/5

1 stop25h 22m

Washington, D.C. Dulles Intl

Tue 4/6

1 stop5h 56m

£161

Houston George Bush IntcntlWashington, D.C. Dulles Intl

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Fri 12/4

1 stop7h 24m

Washington, D.C. Dulles Intl

Sun 14/4

1 stop4h 52m

£199

Flights are sorted by cheapest first

Deals found on 18/3

Average price of flights to Dulles Intl Airport by month

Plan your trip to Dulles Intl by taking into account the cheapest months to travel. The average price of a one-way flight to Dulles Intl is currently £75 while a return flight costs £150. Price data was last updated on 10 March 2024.

Currently, January is the cheapest month in which you can book a flight to Dulles Intl (average of £598). Flying to Dulles Intl in June will prove the most costly (average of £837). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

January

£470

February

£489

March

£547

April

£526

May

£545

June

£657

July

£643

August

£591

September

£547

October

£504

November

£475

December

£486

Temperature and rainfall in Dulles Intl by month

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

WAS

Temperature

2 - 27 °C

If weather is an important factor for your trip to Dulles Intl, 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).

When is the best time to book a flight to Dulles Intl?

Use this chart to determine the optimal time to book a return flight to Dulles Intl. Price data was last updated on 28 January 2024.
Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights to Dulles Intl. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly to Dulles Intl?

Use this chart to determine the cheapest time to fly return to Dulles Intl. Price data was last updated on 10 March 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Users looking for the lowest fares to Dulles Intl should consider flying on Monday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Friday evenings, when prices are usually at their highest.
Search Deals

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated 19 March 2024.
Get a feel of what it's like to fly with Icelandair, Scandinavian Airlines and Lufthansa to Washington, D.C. by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very Good
11,551 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
2,183 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
1,720 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
1,376 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
762 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

Washington Dulles International Airport handles close to 24 million passengers each year. This architecturally beautiful airport is situated 42km (26 miles) from downtown Washington DC and serves a metropolitan area that includes Washington, Baltimore and Northern Virginia.

Washington Dulles International Airport was named after John Foster Dulles who was a former US Secretary of State. The airport is well-connected to Washington and Virginia, it is also connected to more than 125 destinations around the world, making it a popular gateway to the eastern United States.

The airport has a range of shopping options including book shops, fashion, jewellery, gifts, gadgets and music. The duty-free shops at the Washington Dulles International Airport are well-stocked and the amenities are top-class.

The airport serves as a hub for United Airlines, however passengers can book flights to Washington Dulles International Airport on most major international and domestic airlines.

    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.

    Search flights to Dulles Intl by cabin class

    Find flights to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
    First Classfrom £2,578/person
    Business Classfrom £1,176/person
    Prem Econ Classfrom £839/person
    Economy classfrom £450/person

    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 to Dulles Intl?

    When you search for this flight to Dulles Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights to Dulles Intl for you. Better yet — we are completely free to use.

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

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

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

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