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Knock

$749+ Cheap flights from Dulles Intl (IAD) to Knock (NOC)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — NOC
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheap flight deals from Dulles Intl to Knock

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Knock (NOC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 18, 2025.

Round-trip from

$749
(Orbitz)
From Washington, D.C. Dulles Intl to Knock Intl
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Find flight deals from Dulles Intl to Knock

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

This Orbitz deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/38:16 amIAD - NOC
2 stops23h 19mMultiple Airlines
Wed 9/241:05 pmNOC - IAD
2 stops37h 00mMultiple Airlines
Deal found 6/18$749
This Ovago deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:25 pmIAD - NOC
1 stop12h 10mBritish Airways
Wed 9/241:05 pmNOC - IAD
1 stop12h 05mBritish Airways
Deal found 6/18$778
This Gotogate deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:45 pmIAD - NOC
1 stop32h 50mAer Lingus
Mon 9/291:05 pmNOC - IAD
1 stop12h 05mAer Lingus
Deal found 6/18$895

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated June 18, 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

Dulles Intl

Fly to

Knock

Route

Depart

Return

Price

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 9/3

8:16 am-12:35 pm

2 stops23h 19m

Knock Intl

Wed 9/24

1:05 pm-9:05 pm

2 stops37h 00m

$749

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 9/3

7:25 pm-12:35 pm

1 stop12h 10m

Knock Intl

Wed 9/24

1:05 pm-8:10 pm

1 stop12h 05m

$778

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sat 9/20

10:45 pm-12:35 pm

1 stop32h 50m

Knock Intl

Mon 9/29

1:05 pm-8:10 pm

1 stop12h 05m

$895

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

Best time to book a flight from Dulles Intl to Knock

Have a flexible travel schedule? Discover the best time to fly to Knock from Dulles Intl with our price prediction graph.
Estimated round-trip 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.

Reviews of airlines servicing Knock

Get insights into the airlines that provide service to Knock. 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 Knock. Reviews last updated June 18, 2025.
See what other customers who have flown with Aer Lingus and British Airways from Washington, D.C. to Knock have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.1
Good
1,120 reviews

Crew

7.9

Entertainment

6.8

Overall

7.1

Boarding

7.2

Comfort

7.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.
Aer Lingus
7.1
Good
1,120 reviews
Aer Lingus
7.1
Good
1,120 reviews

Crew

7.9

Entertainment

6.8

Overall

7.1

Boarding

7.2

Comfort

7.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.
British Airways
6.6
Okay
7,031 reviews
Aer Lingus
7.1
Good
1,120 reviews

Crew

7.9

Entertainment

6.8

Overall

7.1

Boarding

7.2

Comfort

7.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Knock. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Knock from Washington, D.C. Dulles Intl?

    Located just 9.2 mi from the city center, Knock Intl is the airport most travelers will use when flying to Knock from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Knock Intl (NOC) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Knock by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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