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.

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

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

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.

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).

What are the most popular airlines that fly from Sheffield to Washington, D.C. Dulles Intl Airport?

Consider Air France, Finnair or British Airways when booking your flight. These represent the most popular airlines when flying from Sheffield to Washington, D.C. Dulles Intl Airport.

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

January is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Sheffield. Prices for January average £599 per person but you can even find prices for as low as £397. The most expensive prices can be found in the month of July. Opting for a January flight can save you 27% on your journey compared to booking in July

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.

£312+ Flights from Sheffield to Washington, D.C. Dulles Intl Airport

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

Travelers have found it’s best to book a flight 28 days in advance to save up to 20% 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 28 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 Sheffield to Washington, D.C. Dulles Intl Airport 1-2 weeks in advance for as low as £540, or £683 for flights within the next 24 hours.

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

Round-trip from	£474
One-way from	£312
Popular in	July
Cheapest in	February
Average price	£729

Scandinavian Airlines
24/8-31/8
2 total stops
59h 54m total
Sheffield to Washington, D.C.

Search Deals

21/8
3 total stops
49h 52m total
Sheffield to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£71 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

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

Best flights from Sheffield to Dulles Intl
Discover carefully curated flight deals from Sheffield to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 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

Mon 1/1217:25IAD - MAN

1 stop33h 55mSWISS

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

Last-minute flights from Sheffield to Dulles Intl
Discover last-minute flight deals from Sheffield to Dulles Intl. Data last updated 18 July 2025 and is based on user searches.

Wed 23/706:05MAN - IAD

2 stops18h 20mMultiple Airlines

Wed 30/722:20IAD - MAN

2 stops18h 30mMultiple Airlines

Deal found 16/7£759

Wed 23/710:10MAN - IAD

1 stop14h 49mScandinavian Airlines

Wed 30/722:05IAD - MAN

1 stop30h 25mScandinavian Airlines

Deal found 16/7£908

Wed 23/706:05MAN - IAD

1 stop13h 20mBrussels Airlines

Wed 30/718:10IAD - MAN

2 stops22h 40mBrussels Airlines

Deal found 16/7£1,184

Wed 23/711:25MAN - IAD

2 stops32h 10mAustrian Airlines

Wed 30/717:25IAD - MAN

2 stops24h 20mAustrian Airlines

Deal found 16/7£1,520

Wed 23/718:30MAN - IAD

3 stops30h 35mEthiopian Air

Wed 30/721:50IAD - MAN

3 stops29h 25mEthiopian Air

Deal found 16/7£2,169

Fri 25/705:55MAN - IAD

1 stop18h 20mAir France

Sat 2/821:20IAD - MAN

1 stop15h 50mAir France

Deal found 18/7£934

Fri 25/705:55MAN - IAD

2 stops22h 00mDelta

Sat 2/820:31IAD - MAN

2 stops16h 39mDelta

Deal found 18/7£935

Mon 11/813:45MAN - IAD

2 stops15h 36mVirgin Atlantic

Wed 8/1018:30IAD - MAN

1 stop13h 55mVirgin Atlantic

Deal found 17/7£627

Tue 12/813:05MAN - IAD

1 stop14h 05mIcelandair

Thu 14/520:30IAD - MAN

1 stop10h 10mIcelandair

Deal found 17/7£598

Thu 14/806:05MAN - IAD

1 stop13h 20mBrussels Airlines

Thu 21/817:45IAD - MAN

1 stop11h 40mBrussels Airlines

Deal found 16/7£707

Mon 18/805:55MAN - IAD

2 stops17h 40mDelta

Tue 12/518:30IAD - MAN

1 stop13h 55mDelta

Deal found 17/7£601

Sun 24/819:30MAN - IAD

1 stop29h 29mScandinavian Airlines

Sun 31/822:05IAD - MAN

1 stop30h 25mScandinavian Airlines

Deal found 16/7£474

One-way flights from Sheffield to Dulles Intl
Search for one-way flight options from Sheffield to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 18 July 2025.

Thu 21/815:10MAN - IAD

3 stops49h 52mMultiple Airlines

Deal found 17/7£312

Sat 8/1111:55MAN - IAD

1 stop11h 25mIcelandair

Deal found 17/7£473

Sat 8/1109:15MAN - IAD

2 stops14h 35mScandinavian Airlines

Deal found 17/7£497

Sat 30/810:55MAN - IAD

1 stop14h 10mTAP AIR PORTUGAL

Deal found 16/7£522

Sat 8/1113:55MAN - IAD

1 stop10h 35mAer Lingus

Deal found 16/7£531

Sat 30/821:20MAN - IAD

2 stops23h 30mIberia

Deal found 16/7£543

Cheapflights Fare Finder

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

Fly to

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

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?

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?

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

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.

SWISS

7.5

Good

1,661 reviews

Check prices

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

SWISS

7.5

Good

1,661 reviews

SWISS

7.5

Good

1,661 reviews

Check prices

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

United Airlines

7.4

Good

8,865 reviews

SWISS

7.5

Good

1,661 reviews

Check prices

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

Scandinavian Airlines

7.3

Good

1,426 reviews

SWISS

7.5

Good

1,661 reviews

Check prices

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

Air Canada

7.1

Good

9,744 reviews

SWISS

7.5

Good

1,661 reviews

Check prices

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

Aer Lingus

7.1

Good

1,170 reviews

SWISS

7.5

Good

1,661 reviews

Check prices

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

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

Silver Spring

Hanover

Oxon Hill

Arlington

Woodbridge

College Park

Laurel

Tysons

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Sheffield to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£378	Average£551	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
TAP AIR PORTUGAL	Cheapest£379	Average£561	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Scandinavian Airlines	Cheapest£422	Average£573	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Aer Lingus	Cheapest£428	Average£618	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£542	Average£658	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£543	Average£697	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Finnair	Cheapest£570	Average£659	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Virgin Atlantic	Cheapest£570	Average£708	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air France	Cheapest£600	Average£725	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Lufthansa	Cheapest£639	Average£728	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Sheffield today with Cheapflights!

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

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 Sheffield to Dulles Intl.

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.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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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.

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

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sheffield to Dulles Intl

Cheapest flights from Sheffield to Dulles IntlExplore 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.

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.

Cheapflights Fare Finder

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

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.

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.

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

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.

Reviews of airlines servicing Dulles Intl

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.

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?

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

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

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

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

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

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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

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

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

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

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

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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.