Cheap flights from Sheffield to Washington, D.C. Dulles Intl Airport from £312

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 21/8. Fares are subject to change and may not be available on all flights or dates of travel.
MAN — IAD
23 Jul — 30 Jul1
1 adult

Cheapflights Tip: The best prices from Sheffield to Washington, D.C. Dulles Intl are usually found in February or September, booked 18 days in advance, depart on a Wednesday or Tuesday and return on a Sunday

Cheap flight deals from Sheffield to Dulles Intl

Keep the following information in mind while searching for Sheffield to Dulles Intl flight deals. Data was last updated 18 July 2025.

Round-trip from

£474

One-way from

£312

Popular in

July

Cheapest in

February

Average price

£729
Scandinavian Airlines
  • Scandinavian Airlines
  • 24/8-31/8
  • 2 total stops
  • 59h 54m total
  • Sheffield to Washington, D.C.
21/8
  • 21/8
  • 3 total stops
  • 49h 52m total
  • Sheffield to Washington, D.C.
Highest demand for flights based on searches. 13% potential increase in price (£71 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Sheffield to Dulles Intl

Cheapest flights from Sheffield to Dulles Intl
Explore the most affordable flight options available from Sheffield to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Sun 24/819:30MAN - IAD
1 stop29h 29mScandinavian Airlines
Sun 31/822:05IAD - MAN
1 stop30h 25mScandinavian Airlines
Deal found 16/7£474
Sun 28/911:55MAN - IAD
1 stop12h 00mMultiple Airlines
Sun 12/1020:25IAD - MAN
1 stop9h 05mMultiple Airlines
Deal found 18/7£485
Tue 18/1111:55MAN - IAD
1 stop11h 25mIcelandair
Tue 9/1219:40IAD - MAN
1 stop10h 05mIcelandair
Deal found 17/7£491
Sun 9/1119:55MAN - IAD
2 stops28h 36mBritish Airways
Tue 2/1218:20IAD - MAN
1 stop12h 05mBritish Airways
Deal found 17/7£528
Tue 18/1106:10MAN - IAD
2 stops15h 11mAir Canada
Tue 9/1213:20IAD - MAN
2 stops16h 00mAir Canada
Deal found 17/7£534
Sun 9/1109:10MAN - IAD
1 stop35h 20mSWISS
Sun 30/1120:45IAD - MAN
1 stop11h 30mSWISS
Deal found 17/7£542
Sun 9/1106:25MAN - IAD
2 stops19h 04mUnited Airlines
Sun 23/1117:15IAD - MAN
1 stop18h 45mUnited Airlines
Deal found 16/7£546

Cheapflights Fare Finder

Customise your flight search to find flights from Sheffield to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 July 2025.
Use the filters below to find and compare flights from Sheffield to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Sheffield

Fly to

Dulles Intl

Route

Depart

Return

Price

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sun 24/8

19:30-19:59

1 stop29h 29m

Washington, D.C. Dulles Intl

Sun 31/8

22:05-09:30

1 stop30h 25m

£474

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sun 28/9

11:55-18:55

1 stop12h 00m

Washington, D.C. Dulles Intl

Sun 12/10

20:25-10:30

1 stop9h 05m

£485

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 18/11

11:55-18:20

1 stop11h 25m

Washington, D.C. Dulles Intl

Tue 9/12

19:40-10:45

1 stop10h 05m

£491

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sun 9/11

19:55-19:31

2 stops28h 36m

Washington, D.C. Dulles Intl

Mon 1/12

18:20-09:45

1 stop10h 25m

£528

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 18/11

06:10-16:21

2 stops15h 11m

Washington, D.C. Dulles Intl

Tue 9/12

13:20-10:20

2 stops16h 00m

£534

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sun 9/11

09:10-15:30

1 stop35h 20m

Washington, D.C. Dulles Intl

Fri 28/11

20:45-17:55

1 stop16h 10m

£542

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sun 9/11

06:25-20:29

2 stops19h 04m

Washington, D.C. Dulles Intl

Sun 23/11

17:15-17:00

1 stop18h 45m

£546

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Thu 21/8

15:10-12:02

3 stops49h 52m

£312

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sat 8/11

11:55-18:20

1 stop11h 25m

£473

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sat 8/11

09:15-18:50

2 stops14h 35m

£497

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 13 results
1
2

Best time to book a flight from Sheffield to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Sheffield with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

How far ahead should I book a flight from Sheffield to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a return flight from Sheffield to Dulles Intl. Price data was last updated on 11 July 2025.

The price you pay for your flight from Sheffield to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 18 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Sheffield to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Sheffield 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.

What is the cheapest time of day to fly from SH9 to IAD?

Find hourly flight availability from Sheffield to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 July 2025.

When flying from Sheffield to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 18 July 2025.
See what other customers who have flown with SWISS, United Airlines, andScandinavian Airlines from Sheffield to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.6

Entertainment

6.8

Food

7.1

Overall

7.5

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Entertainment

6.8

Food

7.1

Overall

7.5

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Entertainment

6.8

Food

7.1

Overall

7.5

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Entertainment

6.8

Food

7.1

Overall

7.5

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Entertainment

6.8

Food

7.1

Overall

7.5

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Entertainment

6.8

Food

7.1

Overall

7.5

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Related info for your journey

Find useful and relevant information for your journey from Sheffield 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 to fly from Sheffield to Washington, D.C. Dulles Intl Airport one-way?

    £473 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Scandinavian Airlines and TAP AIR PORTUGAL, with prices starting from £497 and £522, respectively.

  • Can I find deals for flights from Sheffield to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from Sheffield to Dulles Intl?

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

  • Can I find deals for business class flights from Sheffield to Dulles Intl?

    Yes. Cheapflights offers flight deals from Sheffield 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.

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

    Currently, January is the cheapest month in which you can book a flight from Sheffield to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Sheffield 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.

See more FAQs

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Arlington
Woodbridge
College Park
Laurel
Tysons

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Alternative routes for Sheffield to Dulles Intl

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

Top 10 airlines flying from Sheffield to Dulles Intl

Discover the top 10 airlines that operate flights from Sheffield to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 July 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£378Average£551FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
TAP AIR PORTUGALCheapest£379Average£561FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesCheapest£422Average£573FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Aer LingusCheapest£428Average£618FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£542Average£658FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£543Average£697FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£570Average£659FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£570Average£708FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air FranceCheapest£600Average£725FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest£639Average£728FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sheffield to Dulles Intl, users can toggle the no change fees filter when performing a flight search.

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