HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Knock

$285+ 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — NOC
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Knock with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 July 2, 2025.

Round-trip from

$783
(SmartFares)

One-way from

$285
(Kiwi.com)
From Washington, D.C. (WAS) to Knock Intl
Search Deals
One-way flight from Washington, D.C. (WAS) to Knock Intl
Search Deals

Find 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 July 2, 2025.

This SmartFares deal was found by Cheapflights users on 6/30. 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 8/155:20 pmIAD - NOC
2 stops14h 15mAer Lingus
Fri 8/221:05 pmNOC - IAD
1 stop12h 05mAer Lingus
Deal found 6/30$783
This Ovago deal was found by Cheapflights users on 6/30. 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.
Fri 8/155:55 pmIAD - NOC
1 stop13h 40mBritish Airways
Fri 8/221:05 pmNOC - IAD
1 stop12h 05mBritish Airways
Deal found 6/30$828
This Mytrip deal was found by Cheapflights users on 6/30. 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 8/1510:20 amIAD - NOC
3 stops21h 15mMultiple Airlines
Fri 8/229:15 amNOC - IAD
3 stops35h 05mMultiple Airlines
Deal found 6/30$1,210

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 July 2, 2025.
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

Fri 8/15

5:20 pm-12:35 pm

2 stops14h 15m

Knock Intl

Fri 8/22

1:05 pm-8:10 pm

1 stop12h 05m

$783

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 8/15

5:55 pm-12:35 pm

1 stop13h 40m

Knock Intl

Fri 8/22

1:05 pm-8:10 pm

1 stop12h 05m

$828

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 8/15

10:20 am-12:35 pm

3 stops21h 15m

Knock Intl

Fri 8/22

9:15 am-3:20 pm

3 stops35h 05m

$1,210

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Thu 8/14

10:20 pm-8:35 am

3 stops53h 15m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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.

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 July 2, 2025.
Get a feel of what it's like to fly with Aer Lingus and British Airways from Washington, D.C. to Knock by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.1
Good
1,140 reviews

Crew

8.0

Overall

7.1

Boarding

7.2

Comfort

7.0

Food

6.4

Entertainment

6.8

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
1,140 reviews
Aer Lingus
7.1
Good
1,140 reviews

Crew

8.0

Overall

7.1

Boarding

7.2

Comfort

7.0

Food

6.4

Entertainment

6.8

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
7,089 reviews
Aer Lingus
7.1
Good
1,140 reviews

Crew

8.0

Overall

7.1

Boarding

7.2

Comfort

7.0

Food

6.4

Entertainment

6.8

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 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.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.