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Cheap flights from District of Columbia to Knock from $1,003

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Knock departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from District of Columbia to Knock

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
5:20 pm - 12:35 pm
IAD
-
NOC
14h 15m
2 stops
British Airways Logo
1:05 pm - 7:40 pm
NOC
-
IAD
11h 35m
1 stop
$1,003British Airways
Sun, Sep 6 - Wed, Sep 16
British Airways Logo
7:15 pm - 12:35 pm
IAD
-
NOC
12h 20m
1 stop
British Airways Logo
1:05 pm - 8:20 pm
NOC
-
IAD
12h 15m
1 stop
$1,094British Airways
Fri, Sep 4 - Sun, Sep 6
Multiple Airlines Logo
3:25 pm - 4:55 pm
IAD
-
NOC
20h 30m
3 stops
Multiple Airlines Logo
3:55 pm - 8:35 pm
NOC
-
IAD
33h 40m
3 stops
$1,102Multiple Airlines
Fri, Sep 4 - Sun, Sep 6
British Airways Logo
5:15 pm - 12:35 pm
IAD
-
NOC
14h 20m
2 stops
British Airways Logo
1:05 pm - 8:20 pm
NOC
-
IAD
12h 15m
1 stop
$1,116British Airways
Fri, Sep 4 - Sun, Sep 6
Multiple Airlines Logo
5:05 pm - 3:50 pm
IAD
-
NOC
17h 45m
2 stops
Multiple Airlines Logo
8:55 am - 8:35 pm
NOC
-
IAD
40h 40m
3 stops
$1,150Multiple Airlines
Fri, Sep 4 - Sun, Sep 6
Multiple Airlines Logo
3:45 pm - 3:30 pm
IAD
-
NOC
18h 45m
3 stops
Multiple Airlines Logo
10:55 am - 7:00 pm
NOC
-
IAD
37h 05m
3 stops
$1,155Multiple Airlines
Sat, Jun 13 - Mon, Jun 15
Multiple Airlines Logo
9:45 am - 12:35 pm
IAD
-
NOC
21h 50m
2 stops
Multiple Airlines Logo
1:05 pm - 9:14 pm
NOC
-
IAD
37h 09m
2 stops
$1,156Multiple Airlines
Sun, Aug 30 - Sun, Sep 13
British Airways Logo
1:18 pm - 12:35 pm
IAD
-
NOC
42h 17m
2 stops
British Airways Logo
1:05 pm - 5:25 pm
NOC
-
IAD
33h 20m
1 stop
$1,158British Airways
Wed, Aug 19 - Sun, Aug 23
Multiple Airlines Logo
8:30 pm - 3:30 pm
IAD
-
NOC
14h 00m
2 stops
Multiple Airlines Logo
10:55 am - 7:00 pm
NOC
-
IAD
37h 05m
3 stops
$1,161Multiple Airlines
Sat, Jun 13 - Mon, Jun 15
British Airways Logo
5:15 pm - 12:35 pm
IAD
-
NOC
14h 20m
2 stops
British Airways Logo
1:05 pm - 3:45 pm
NOC
-
IAD
31h 40m
2 stops
$1,164British Airways
Fri, Sep 4 - Sun, Sep 6

Aer Lingus flights from District of Columbia to Knock

Our best Aer Lingus deals on District of Columbia to Knock flight tickets
Aer Lingus
Jun 13
IAD5:40 pmWashington, D.C. Dulles Intl
13h 55m
1 stop
NOC12:35 pmKnock Intl
Jun 15
NOC1:05 pmKnock Intl
31h 45m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$1,392
Aer Lingus
Jul 9
IAD5:40 pmWashington, D.C. Dulles Intl
13h 55m
1 stop
NOC12:35 pmKnock Intl
Jul 16
NOC1:05 pmKnock Intl
31h 45m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$1,409
Aer Lingus
Jul 9
IAD5:15 pmWashington, D.C. Dulles Intl
14h 20m
2 stops
NOC12:35 pmKnock Intl
Jul 16
NOC1:05 pmKnock Intl
31h 40m
2 stops
IAD3:45 pmWashington, D.C. Dulles Intl
$1,445

British Airways flights from District of Columbia to Knock

Our best British Airways deals on District of Columbia to Knock flight tickets
British Airways
Sep 6
IAD5:20 pmWashington, D.C. Dulles Intl
14h 15m
2 stops
NOC12:35 pmKnock Intl
Sep 16
NOC1:05 pmKnock Intl
11h 35m
1 stop
IAD7:40 pmWashington, D.C. Dulles Intl
$1,003
British Airways
Sep 4
IAD7:15 pmWashington, D.C. Dulles Intl
12h 20m
1 stop
NOC12:35 pmKnock Intl
Sep 6
NOC1:05 pmKnock Intl
12h 15m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
$1,094
British Airways
Sep 4
IAD5:15 pmWashington, D.C. Dulles Intl
14h 20m
2 stops
NOC12:35 pmKnock Intl
Sep 6
NOC1:05 pmKnock Intl
12h 15m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
$1,116

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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, momondo users made 832,500 searches. Data last updated March 28, 2026.
Use the filters below to find and compare flights from District of Columbia to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sun 9/6

5:20 pm-12:35 pm

2 stops14h 15m

Knock Intl

Wed 9/16

1:05 pm-7:40 pm

1 stop11h 35m

$1,003
Quickest round-trip

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 9/4

7:15 pm-12:35 pm

1 stop12h 20m

Knock Intl

Sun 9/6

1:05 pm-8:20 pm

1 stop12h 15m

$1,094

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 9/4

3:25 pm-4:55 pm

3 stops20h 30m

Knock Intl

Sun 9/6

3:55 pm-8:35 pm

3 stops33h 40m

$1,102

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 9/4

5:15 pm-12:35 pm

2 stops14h 20m

Knock Intl

Sun 9/6

1:05 pm-8:20 pm

1 stop12h 15m

$1,116

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 9/4

5:05 pm-3:50 pm

2 stops17h 45m

Knock Intl

Sun 9/6

8:55 am-8:35 pm

3 stops40h 40m

$1,150

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sat 6/13

3:45 pm-3:30 pm

3 stops18h 45m

Knock Intl

Mon 6/15

10:55 am-7:00 pm

3 stops37h 05m

$1,155

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sun 8/30

9:45 am-12:35 pm

2 stops21h 50m

Knock Intl

Sun 9/13

1:05 pm-9:14 pm

2 stops37h 09m

$1,156

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 8/19

1:18 pm-12:35 pm

2 stops42h 17m

Knock Intl

Sun 8/23

1:05 pm-5:25 pm

1 stop33h 20m

$1,158

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Sat 6/13

8:30 pm-3:30 pm

2 stops14h 00m

Knock Intl

Mon 6/15

10:55 am-7:00 pm

3 stops37h 05m

$1,161

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 9/4

5:15 pm-12:35 pm

2 stops14h 20m

Knock Intl

Sun 9/6

1:05 pm-3:45 pm

2 stops31h 40m

$1,164

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Knock from

How to get the cheapest flight ticket from District of Columbia to Knock

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on District of Columbia to Knock flights?

You could potentially save up to 8% on your flight if you consider stops on a District of Columbia to Knock flight.

Cheap District of Columbia to Knock flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Knock

Fastest flight time

12h 20m

Direct flights

None
The fastest flight from District of Columbia to Knock takes 12h 20m
There are no direct flights from District of Columbia to Knock. There are no popular flight routes from District of Columbia to Knock.
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  • When did momondo last update prices for flights from District of Columbia to Knock Intl Airport?

    Prices for flights from District of Columbia to Knock Intl Airport were last updated today.

  • How old do you have to be to fly from District of Columbia to Knock Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Knock Intl Airport.

  • What documentation or ID do you need to fly to Knock Intl Airport?

    The travel and health documents you'll need for your trip to Knock Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Knock Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Knock?

Book flights to Knock if you plan to visit one of these locations
Sligo
Westport
Newport
Carrick-on-Shannon

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Knock?

It is quick and easy to find District of Columbia to Knock flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Knock that suits you.

Can I find flights from District of Columbia to Knock with flexible booking policies on momondo?

Flights from District of Columbia to Knock with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from District of Columbia to Knock?

momondo helps you find the best flight between District of Columbia and Knock by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from District of Columbia to Knock right now. Can momondo alert me if prices change?

If you are not ready to book a flight from District of Columbia to Knock now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Knock and let you know when they change.

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