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Knock

$627+ Cheap flights from Dulles Intl (IAD) to Knock (NOC)

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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — NOC
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$768
(Mytrip)

One-way from

$627
(Cheapflightsfares)
From Washington, D.C. Dulles Intl to Knock Intl
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One-way flight 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 September 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/85:30 pmIAD - NOC
2 stops17h 00mMultiple Airlines
Sat 11/1511:20 amNOC - IAD
3 stops38h 40mMultiple Airlines
Deal found 9/10$768
This Ovago deal was found by Cheapflights users on 9/10. 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.
Sat 11/88:09 pmIAD - NOC
2 stops35h 16mBritish Airways
Sat 11/151:00 pmNOC - IAD
2 stops35h 21mBritish Airways
Deal found 9/10$769
This SmartFares deal was found by Cheapflights users on 9/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:50 pmIAD - NOC
1 stop13h 45mBritish Airways
Tue 9/301:05 pmNOC - IAD
2 stops35h 25mBritish Airways
Deal found 9/10$911
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:22 pmIAD - NOC
2 stops14h 13mMultiple Airlines
Tue 9/301:05 pmNOC - IAD
3 stops32h 05mMultiple Airlines
Deal found 9/10$2,140
This British Airways deal was found by Cheapflights users on 9/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:25 pmIAD - NOC
1 stop12h 10mBritish Airways
Sun 10/51:05 pmNOC - IAD
1 stop12h 15mBritish Airways
Deal found 9/10$4,789

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 September 11, 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

Sat 11/8

5:30 pm-3:30 pm

2 stops17h 00m

Knock Intl

Sat 11/15

11:20 am-9:00 pm

3 stops38h 40m

$768

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sat 11/8

8:09 pm-12:25 pm

2 stops35h 16m

Knock Intl

Sat 11/15

1:00 pm-7:21 pm

2 stops35h 21m

$769

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 9/26

5:50 pm-12:35 pm

1 stop13h 45m

Knock Intl

Tue 9/30

1:05 pm-7:30 pm

2 stops35h 25m

$911

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 9/26

5:22 pm-12:35 pm

2 stops14h 13m

Knock Intl

Tue 9/30

1:05 pm-4:10 pm

3 stops32h 05m

$2,140

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 10/3

7:25 pm-12:35 pm

1 stop12h 10m

Knock Intl

Sun 10/5

1:05 pm-8:20 pm

1 stop12h 15m

$4,789

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 10/17

5:41 pm-12:35 pm

2 stops13h 54m

$627

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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.

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.

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

    A quick flight from Washington, D.C. Dulles Intl Airport to Knock can take about 35h 16m. British Airways provides one of the quickest options available for as low as $769. The distance from Washington, D.C. Dulles Intl Airport to Knock is about 3283 mi.

  • 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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