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$702+ Cheap flights from Washington, D.C. (WAS) 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — NOC
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Knock

Cheapest flights from Washington, D.C. to Knock
Explore the most affordable flight options available from Washington, D.C. to Knock. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This British Airways deal was found by Cheapflights users on 1/21. 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.
Wed 3/46:20 pm
IAD
-
NOC
1 stop13h 05m
British Airways
Sun 3/81:00 pm
NOC
-
IAD
1 stop11h 55m
British Airways
Deal found 1/21$702
This oojo deal was found by Cheapflights users on 1/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/94:46 pm
IAD
-
NOC
2 stops15h 39m
British Airways
Mon 3/161:00 pm
NOC
-
IAD
2 stops31h 35m
British Airways
Deal found 1/23$812

Find flight deals from Washington, D.C. to Knock

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 January 24, 2026.

Round-trip from

$712
(British Airways)

One-way from

$702
(Cheapflightsfares)
From Washington, D.C. (WAS) to Knock Intl
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One-way flight from Washington, D.C. (WAS) to Knock Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 January 24, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Knock that are best for you.

Fly from

Washington, D.C.

Fly to

Knock

Route

Depart

Return

Price

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 3/4

6:20 pm-12:25 pm

1 stop13h 05m

Knock Intl

Sun 3/8

1:00 pm-8:55 pm

1 stop11h 55m

$712

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 3/10

7:20 pm-12:25 pm

1 stop13h 05m

Knock Intl

Tue 3/17

1:00 pm-8:55 pm

1 stop11h 55m

$805

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 3/10

3:11 pm-12:25 pm

2 stops17h 14m

Knock Intl

Tue 3/17

1:00 pm-4:35 pm

2 stops31h 35m

$812

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Mon 3/9

4:46 pm-12:25 pm

2 stops15h 39m

Knock Intl

Mon 3/16

1:00 pm-4:35 pm

2 stops31h 35m

$812

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 4/1

4:46 pm-12:35 pm

2 stops14h 49m

$702

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sat 4/4

4:46 pm-12:35 pm

2 stops14h 49m

$750

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Best time to book a flight from Washington, D.C. to Knock

Have a flexible travel schedule? Discover the best time to fly to Knock from Washington, D.C. 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Knock
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    Most people fly into Knock Intl (NOC) if they book a flight to Knock from Washington, D.C.. On average, Knock Intl has 0 inbound flights from Washington, D.C. per day from 0 airlines. Knock Intl is conveniently located just 9.2 mi from Knock’s city center.

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

    Departing from Washington, D.C. to Knock will take you 13h 05m. Airlines will cover a distance of 3283 mi.

  • Can I find deals for flights from Washington, D.C. to Knock that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Knock flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Knock?

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

  • Can I find deals for business class flights from Washington, D.C. to Knock?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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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