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Cheap flights from Washington, D.C. Dulles Intl Airport to Knock from €775

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Knock departing on 15/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Knock

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
19:20 - 12:25IAD-NOC
13h 05m1 stop
British Airways Logo
13:00 - 16:40NOC-IAD
31h 40m1 stop
€775British Airways
Find Deal
Sun, 15 Mar - Sat, 21 Mar
British Airways Logo
19:20 - 12:25IAD-NOC
13h 05m1 stop
British Airways Logo
13:05 - 20:20NOC-IAD
12h 15m1 stop
€784British Airways
Find Deal
Wed, 25 Mar - Sun, 29 Mar
British Airways Logo
19:20 - 12:25IAD-NOC
13h 05m1 stop
British Airways Logo
13:05 - 20:20NOC-IAD
12h 15m1 stop
€785British Airways
Find Deal
Wed, 25 Mar - Sun, 29 Mar
British Airways Logo
17:43 - 12:25IAD-NOC
38h 42m2 stops
British Airways Logo
13:05 - 17:25NOC-IAD
33h 20m1 stop
€789British Airways
Find Deal
Wed, 25 Mar - Sun, 29 Mar
British Airways Logo
14:01 - 12:25IAD-NOC
42h 24m2 stops
British Airways Logo
13:05 - 15:57NOC-IAD
31h 52m2 stops
€797British Airways
Find Deal
Wed, 25 Mar - Sun, 29 Mar

British Airways flights from Washington, D.C. Dulles Intl Airport to Knock

Our best British Airways deals on Washington, D.C. Dulles Intl Airport to Knock flight tickets
British Airways
15 Mar
IAD19:20Washington, D.C. Dulles Intl
13h 05m
1 stop
NOC12:25Knock Intl
21 Mar
NOC13:00Knock Intl
31h 40m
1 stop
IAD16:40Washington, D.C. Dulles Intl
€775
Find similar
British Airways
25 Mar
IAD19:20Washington, D.C. Dulles Intl
13h 05m
1 stop
NOC12:25Knock Intl
29 Mar
NOC13:05Knock Intl
12h 15m
1 stop
IAD20:20Washington, D.C. Dulles Intl
€784
Find similar
British Airways
25 Mar
IAD19:20Washington, D.C. Dulles Intl
13h 05m
1 stop
NOC12:25Knock Intl
29 Mar
NOC13:05Knock Intl
12h 15m
1 stop
IAD20:20Washington, D.C. Dulles Intl
€785
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. Dulles Intl Airport to Knock 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, momondo users made 13,528 searches. Data last updated 6 November 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sun 15/3

19:20-12:25

1 stop13h 05m

Knock Intl

Sat 21/3

13:00-16:40

1 stop31h 40m

€775

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 25/3

19:20-12:25

1 stop13h 05m

Knock Intl

Sun 29/3

13:05-20:20

1 stop12h 15m

€784

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 25/3

19:20-12:25

1 stop13h 05m

Knock Intl

Sun 29/3

13:05-20:20

1 stop12h 15m

€785

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 25/3

17:43-12:25

2 stops38h 42m

Knock Intl

Sun 29/3

13:05-17:25

1 stop33h 20m

€789

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 25/3

14:01-12:25

2 stops42h 24m

Knock Intl

Sun 29/3

13:05-15:57

2 stops31h 52m

€797

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sat 3/1

16:29-12:25

2 stops14h 56m

€1,569

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sat 3/1

16:29-12:25

2 stops14h 56m

€1,919

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Knock

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Knock Intl?

British Airways is the most popular carrier operating from Washington, D.C. Dulles Intl to Knock Intl

When to book flights from Washington, D.C. Dulles Intl Airport to Knock

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Knock according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. Dulles Intl Airport to Knock (IAD to NOC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Knock

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Knock. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Knock.
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  • How far is Washington, D.C. Dulles Intl to Knock Intl by plane?

    Washington, D.C. Dulles Intl and Knock Intl are 5279.8 km apart from one another. In terms of flight time, this usually takes a little over 13h 05m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Knock Intl Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Knock Intl Airport were last updated today.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Knock Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Knock Intl Airport.

  • What documentation or ID do you need to fly to Knock Intl Airport?

    The travel and health documents required for your trip to Knock Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Knock Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Knock?

Book flights to Knock if you plan to visit one of these locations
Sligo
Westport
Carrick-on-Shannon
Belmullet

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Knock?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Knock . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Knock with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Knock on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Knock?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Knock.

I’m not ready to book a flight from Washington, D.C. to Knock right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Knock flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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