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

£426 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Scandinavian Airlines and Air Canada, with prices starting from £513 and £1,262, 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 £586 per person but you can even find prices for as low as £390. The most expensive prices can be found in the month of July. Opting for a January flight can save you 24% 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.

£273+ 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 19 days in advance to save up to 19% 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 19 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 £530, or £671 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	£569
One-way from	£273
Popular in	July
Cheapest in	February
Average price	£697

Scandinavian Airlines
22/8-4/9
2 total stops
45h 04m total
Sheffield to Washington, D.C.

Search Deals

20/10
3 total stops
46h 01m total
Sheffield to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£61 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£8 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 4 July 2025.

Thu 21/819:10MAN - IAD

1 stop29h 49mScandinavian Airlines

Tue 26/822:05IAD - MAN

1 stop30h 25mScandinavian Airlines

Deal found 2/7£572

Wed 20/811:20MAN - IAD

2 stops15h 50mMultiple Airlines

Tue 2/923:15IAD - MAN

2 stops18h 25mMultiple Airlines

Deal found 3/7£582

Thu 2/1011:10MAN - IAD

2 stops32h 10mBrussels Airlines

Fri 10/1017:45IAD - MAN

1 stop11h 40mBrussels Airlines

Deal found 1/7£594

Thu 2/1006:05MAN - IAD

2 stops20h 00mAir Canada

Fri 10/1009:35IAD - MAN

2 stops19h 50mAir Canada

Deal found 1/7£599

Wed 16/709:20MAN - IAD

2 stops19h 38mBritish Airways

Wed 17/922:40IAD - MAN

1 stop11h 55mBritish Airways

Deal found 3/7£610

Wed 16/711:15MAN - IAD

2 stops17h 01mVirgin Atlantic

Wed 17/912:35IAD - MAN

2 stops16h 45mVirgin Atlantic

Deal found 3/7£618

Wed 16/707:05MAN - IAD

2 stops30h 28mAmerican Airlines

Thu 18/922:40IAD - MAN

1 stop18h 20mAmerican Airlines

Deal found 3/7£621

Tue 15/713:45MAN - IAD

1 stop30h 50mDelta

Thu 25/912:08IAD - MAN

2 stops23h 47mDelta

Deal found 3/7£637

Mon 18/817:55MAN - IAD

1 stop26h 25mTAP AIR PORTUGAL

Tue 26/817:00IAD - MAN

1 stop12h 10mTAP AIR PORTUGAL

Deal found 3/7£656

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 4 July 2025.

Fri 22/810:10MAN - IAD

1 stop14h 49mScandinavian Airlines

Thu 4/922:05IAD - MAN

1 stop30h 15mScandinavian Airlines

Deal found 4/7£569

Wed 20/811:20MAN - IAD

2 stops15h 50mMultiple Airlines

Tue 2/923:15IAD - MAN

2 stops18h 25mMultiple Airlines

Deal found 3/7£582

Wed 16/709:20MAN - IAD

2 stops19h 38mBritish Airways

Wed 17/922:40IAD - MAN

1 stop11h 55mBritish Airways

Deal found 3/7£610

Wed 16/711:15MAN - IAD

2 stops17h 01mVirgin Atlantic

Wed 17/912:35IAD - MAN

2 stops16h 45mVirgin Atlantic

Deal found 3/7£618

Wed 16/707:05MAN - IAD

2 stops30h 28mAmerican Airlines

Thu 18/922:40IAD - MAN

1 stop18h 20mAmerican Airlines

Deal found 3/7£621

Tue 15/713:45MAN - IAD

1 stop30h 50mDelta

Thu 25/912:08IAD - MAN

2 stops23h 47mDelta

Deal found 3/7£637

Mon 18/817:55MAN - IAD

1 stop26h 25mTAP AIR PORTUGAL

Tue 26/817:00IAD - MAN

1 stop12h 10mTAP AIR PORTUGAL

Deal found 3/7£656

Last-minute flights from Sheffield to Dulles Intl
Discover last-minute flight deals from Sheffield to Dulles Intl. Data last updated 4 July 2025 and is based on user searches.

Tue 8/711:15MAN - IAD

2 stops17h 01mDelta

Tue 9/920:23IAD - MAN

2 stops15h 32mDelta

Deal found 3/7£1,093

Wed 9/705:55MAN - IAD

1 stop14h 40mMultiple Airlines

Thu 11/918:30IAD - MAN

1 stop11h 40mMultiple Airlines

Deal found 2/7£638

Wed 9/711:55MAN - IAD

2 stops16h 00mVirgin Atlantic

Thu 11/915:31IAD - MAN

2 stops13h 59mVirgin Atlantic

Deal found 2/7£647

Wed 9/711:00MAN - IAD

1 stop33h 20mTAP AIR PORTUGAL

Sun 13/717:45IAD - MAN

1 stop18h 20mTAP AIR PORTUGAL

Deal found 1/7£669

Wed 9/710:10MAN - IAD

1 stop14h 49mScandinavian Airlines

Tue 9/922:05IAD - MAN

1 stop30h 25mScandinavian Airlines

Deal found 3/7£684

Wed 9/706:05MAN - IAD

2 stops23h 25mUnited Airlines

Sun 13/717:45IAD - MAN

1 stop11h 40mUnited Airlines

Deal found 1/7£720

Wed 9/718:30MAN - IAD

3 stops30h 35mEthiopian Air

Thu 11/921:50IAD - MAN

3 stops29h 40mEthiopian Air

Deal found 2/7£2,005

Thu 10/706:05MAN - IAD

1 stop12h 25mBrussels Airlines

Fri 5/917:35IAD - MAN

1 stop11h 50mBrussels Airlines

Deal found 3/7£932

Sat 12/708:10MAN - IAD

2 stops17h 05mAer Lingus

Sat 19/717:20IAD - MAN

1 stop9h 15mAer Lingus

Deal found 3/7£1,032

Tue 15/713:45MAN - IAD

1 stop30h 50mDelta

Thu 25/912:08IAD - MAN

2 stops23h 47mDelta

Deal found 3/7£637

Wed 16/709:20MAN - IAD

2 stops19h 38mBritish Airways

Wed 17/922:40IAD - MAN

1 stop11h 55mBritish Airways

Deal found 3/7£610

Wed 16/711:15MAN - IAD

2 stops17h 01mVirgin Atlantic

Wed 17/912:35IAD - MAN

2 stops16h 45mVirgin Atlantic

Deal found 3/7£618

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 4 July 2025.

Mon 20/1022:05MAN - IAD

3 stops46h 01mMultiple Airlines

Deal found 2/7£273

Mon 20/1010:55MAN - IAD

1 stop14h 55mTAP AIR PORTUGAL

Deal found 2/7£426

Mon 20/1010:10MAN - IAD

1 stop14h 49mScandinavian Airlines

Deal found 2/7£513

Sat 6/911:50MAN - IAD

2 stops14h 15mAir Canada

Deal found 2/7£1,262

Sun 19/1018:30MAN - IAD

3 stops30h 35mEthiopian Air

Deal found 2/7£1,484

Fri 1/818:40MAN - IAD

1 stop25h 45mSWISS

Deal found 2/7£2,253

Fri 1/806:05MAN - IAD

2 stops15h 14mUnited Airlines

Deal found 2/7£2,263

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

Thu 21/8

19:10-19:59

1 stop29h 49m

Washington, D.C. Dulles Intl

Tue 26/8

22:05-09:30

1 stop30h 25m

£572

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Wed 20/8

11:20-22:10

2 stops15h 50m

Washington, D.C. Dulles Intl

Tue 2/9

23:15-22:40

2 stops18h 25m

£582

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Thu 2/10

11:10-14:20

2 stops32h 10m

Washington, D.C. Dulles Intl

Fri 10/10

17:45-10:25

1 stop11h 40m

£594

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Thu 2/10

06:05-21:05

2 stops20h 00m

Washington, D.C. Dulles Intl

Fri 10/10

09:35-10:25

2 stops19h 50m

£599

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Wed 16/7

09:20-23:58

2 stops19h 38m

Washington, D.C. Dulles Intl

Wed 17/9

22:40-15:35

1 stop11h 55m

£610

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Wed 16/7

11:15-23:16

2 stops17h 01m

Washington, D.C. Dulles Intl

Wed 17/9

12:35-10:20

2 stops16h 45m

£618

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Wed 16/7

07:05-08:33

2 stops30h 28m

Washington, D.C. Dulles Intl

Thu 18/9

22:40-22:00

1 stop18h 20m

£621

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 15/7

13:45-15:35

1 stop30h 50m

Washington, D.C. Dulles Intl

Thu 25/9

12:08-16:55

2 stops23h 47m

£637

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Mon 18/8

17:55-15:20

1 stop26h 25m

Washington, D.C. Dulles Intl

Tue 26/8

17:00-10:10

1 stop12h 10m

£656

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Mon 20/10

22:05-15:06

3 stops46h 01m

£273

Flights are sorted by cheapest return flights first.

Deals found on 2/7

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.

How much does it cost for a return flight from Sheffield to Washington, D.C. Dulles Intl Airport?

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Delta, SWISS, andUnited 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.

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very Good

7,982 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

SWISS

7.5

Good

1,654 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,844 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Virgin Atlantic

7.4

Good

654 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Scandinavian Airlines

7.3

Good

1,410 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines to fly from Sheffield to Washington, D.C. Dulles Intl Airport one-way?
£426 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Scandinavian Airlines and Air Canada, with prices starting from £513 and £1,262, 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£380	Average£541	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Scandinavian Airlines	Cheapest£414	Average£541	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	Cheapest£416	Average£551	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Aer Lingus	Cheapest£421	Average£601	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
KLM	Cheapest£534	Average£691	FlexibilityNo cancel fee	On-time75%	Search KLM flights
British Airways	Cheapest£534	Average£646	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£534	Average£685	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Finnair	Cheapest£560	Average£647	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Lufthansa	Cheapest£589	Average£693	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air France	Cheapest£589	Average£699	FlexibilityNo cancel fee	On-time77%	Search Air France 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?

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Cheap flights from Sheffield to Washington, D.C. Dulles Intl Airport from £273

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 20/10. 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 4 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 4 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 4 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 27 June 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 4 July 2025.

How much does it cost for a return flight from Sheffield to Washington, D.C. Dulles Intl Airport?

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Delta, SWISS, andUnited 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 Sheffield?

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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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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 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 4 July 2025.