IAD - NOC

€300 Find Cheap Flights from Washington, D.C. to Knock – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
€821
Typical prices: €562-€1,141
Multiple Airlines
Tue 6/11Tue 13/11
IAD - NOC • 2 stops
Cheapest one-way flight
€300
Typical prices: €494-€618
Multiple Airlines
Mon 12/2
IAD - NOC • 3 stops
Direct flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Knock. You'll need to take a connecting flight to reach the destination.
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Flight Deals

Cheap Flights from Washington, D.C. to Knock (IAD-NOC)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Dulles Intl to Knock

Fri, 6 Nov - Fri, 13 Nov
Multiple Airlines Logo
16:30 - 12:30IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
15h 00m2 stops Toronto Pearson Intl London Heathrow
Multiple Airlines Logo
13:05 - 15:45NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
31h 40m2 stops London Heathrow Toronto Pearson Intl
€821Multiple Airlines
Fri, 6 Nov - Fri, 13 Nov
Multiple Airlines Logo
18:20 - 12:30IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
13h 10m1 stop London Heathrow
Multiple Airlines Logo
13:05 - 20:15NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
12h 10m1 stop London Heathrow
€856Multiple Airlines
Fri, 6 Nov - Fri, 13 Nov
British Airways Logo
17:15 - 12:30IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
14h 15m2 stops Dublin London Heathrow
British Airways Logo
13:05 - 19:55NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
11h 50m1 stop London Heathrow
€883British Airways
Fri, 6 Nov - Fri, 13 Nov
Multiple Airlines Logo
14:30 - 15:05IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
19h 35m3 stops Istanbul Tirana Rinas London Luton
Multiple Airlines Logo
08:30 - 15:15NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
35h 45m3 stops London Luton Barcelona-El Prat Lisbon Humberto Delgado
€889Multiple Airlines
Fri, 6 Nov - Fri, 13 Nov
Multiple Airlines Logo
14:30 - 16:00IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
20h 30m2 stops Istanbul London Stansted
Multiple Airlines Logo
08:30 - 15:15NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
35h 45m3 stops London Luton Barcelona-El Prat Lisbon Humberto Delgado
€1,013Multiple Airlines
Mon, 16 Nov - Fri, 20 Nov
British Airways Logo
18:05 - 12:30IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
13h 25m1 stop London Heathrow
British Airways Logo
13:05 - 19:55NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
11h 50m1 stop London Heathrow
€1,133British Airways
Mon, 16 Nov - Fri, 20 Nov
British Airways Logo
17:15 - 12:30IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
14h 15m2 stops Charlotte Douglas London Heathrow
British Airways Logo
13:05 - 19:55NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
11h 50m1 stop London Heathrow
€1,136British Airways
Mon, 16 Nov - Fri, 20 Nov
British Airways Logo
17:15 - 12:30IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
14h 15m2 stops Charlotte Douglas London Heathrow
British Airways Logo
13:05 - 22:01NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
37h 56m2 stops London Heathrow Charlotte Douglas
€1,189British Airways
Wed, 21 Oct - Wed, 28 Oct
Aer Lingus Logo
20:55 - 12:35IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
34h 40m2 stops Dublin London Heathrow
Aer Lingus Logo
13:05 - 20:20NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
35h 15m2 stops London Heathrow Dublin
€3,698Aer Lingus
Wed, 21 Oct - Wed, 28 Oct
Aer Lingus Logo
20:55 - 12:35IAD  Washington, D.C. Dulles Intl-NOC Knock Intl
34h 40m2 stops Dublin London Heathrow
Aer Lingus Logo
13:05 - 20:55NOC  Knock Intl-IAD Washington, D.C. Dulles Intl
11h 50m1 stop London Heathrow
€3,701Aer Lingus
Booking Insights

Price, demand, and travel trends for Washington, D.C. Dulles Intl Airport to Knock flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Washington, D.C. Dulles Intl Airport to Knock with more confidence.

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

British Airways (€883) and Aer Lingus (€3,698) are the cheapest airlines to fly return from Washington, D.C. Dulles Intl Airport to Knock according to KAYAK data over the last 5 days.

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Key details for Washington, D.C. Dulles Intl Airport to Knock flights

Cheapest flight

€300
Flights from Washington, D.C. Dulles Intl Airport to Knock

When to book flights from Dulles Intl to Knock

Are your dates flexible? Find out the best times to travel from Dulles Intl to Knock based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Washington, D.C. Dulles Intl Airport to Knock flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to Knock?

    A direct flight from Washington, D.C. Dulles Intl Airport to Knock takes 0h 00m, covering 8,504 km.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Knock?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Knock changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about €821 to €5,688. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Knock looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Knock are currently lower than usual. Average one-way flight prices are about €373, which is 36% below the typical average for this route.

  • Which car hire options are available at Knock Intl Airport (NOC)?

    Knock Intl Airport (NOC) hosts 5 major car hire companies, with daily rates starting from around €4 for economy cars. Top options include:
    • Budget
    • Europcar
    • Thrifty
    • Avis
    • CARHIRE.ie

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Knock?

    Flights from Washington, D.C. Dulles Intl Airport to Knock usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Knock Intl (NOC).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Knock pass through?

    Most connecting flights from Washington, D.C. Dulles Intl Airport to Knock pass through London Heathrow (LHR), which handles 100% of one-stop traffic on this route. Other stopover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Knock?

    Yes. Being flexible with your travel dates can save you up to 51% on the Washington, D.C. Dulles Intl Airport to Knock route. Tuesday is the cheapest departure day at €562 return on average, while Sunday is the most expensive at €1,141, a difference of €578. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Knock?

    Knock is 5 hours ahead of Washington, D.C. Dulles Intl Airport (Irish Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Washington, D.C. Dulles Intl Airport to Knock flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average €562 – about €578 less than Sunday (51% savings) based on the last 12 months.

More options for your flight from Dulles Intl to Knock

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