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Flights from Washington D.C. to Knock
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Latest Flight Deals from Washington D.C. to Knock

Book one-way or return flights from Washington D.C. to Knock from as little as US$629. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • IAD18:30
        13h 5m
        1 stop
        NOC12:35
        Wed, Jul 10|Washington D.C. - Knock|United Airlines
        US$629US$3,206
        80% OFF
        80% OFF
        US$3,206US$629
      • IAD17:55
        13h 40m
        1 stop
        NOC12:35
        Wed, Jul 17|Washington D.C. - Knock|British Airways
        US$805US$3,206
        75% OFF
        75% OFF
        US$3,206US$805
      • IAD18:30
        13h 5m
        1 stop
        NOC12:35
        Thu, Jul 4|Washington D.C. - Knock|United Airlines
        US$848US$3,206
        74% OFF
        74% OFF
        US$3,206US$848
      • IAD17:55
        13h 40m
        1 stop
        NOC12:35
        Sat, Aug 10|Washington D.C. - Knock|Iberia
        US$1,232
        US$1,232
      • IAD17:55
        13h 40m
        1 stop
        NOC12:35
        Fri, Jul 19|Washington D.C. - Knock|British Airways
        US$1,254
        US$1,254
      • IAD17:55
        13h 40m
        1 stop
        NOC12:35
        Wed, Jul 17|Washington D.C. - Knock|Finnair
        US$1,433
        US$1,433
      • IAD17:55
        13h 40m
        1 stop
        NOC12:35
        Wed, Jul 10|Washington D.C. - Knock|Finnair
        US$2,056
        US$2,056
      • IAD17:55
        13h 40m
        1 stop
        NOC12:35
        Thu, Jul 4|Washington D.C. - Knock|British Airways
        US$2,276
        US$2,276
      • WAS13:00
        3h 5m
        Direct
        NOC14:00
        Tue, Jul 9|Washington D.C. - Knock|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Washington D.C. to Knock? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Washington D.C. to Knock. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Washington D.C. to Knock

View airlines operating flights from Washington D.C. to Knock. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Icelandair
From US$423
Jetblue Airways
From US$493
TAP Air Portugal
From US$513
United Airlines
From US$529
American Airlines
From US$596
Delta Air Lines
From US$599
Virgin Atlantic
From US$603
KLM Royal Dutch Airlines
From US$627
Iberia
From US$638
British Airways
From US$787
ANA airlines

Find more flights and airlines

Alternative Routes from Washington D.C. to Knock

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Washington D.C. to Knock.

  • Cheapest
    Icelandair
    IAD
    23:15
    32h 20m
    2 transfer
    NOC
    12:35
    Washington Dulles International Airport - Ireland West Airport Knock
    Sat, Aug 10Icelandair
    US$423
  • Jetblue Airways
    DCA
    15:30
    16h 5m
    2 transfer
    NOC
    12:35
    Ronald Reagan Washington National Airport - Ireland West Airport Knock
    Wed, Jul 17Jetblue Airways
    US$493
  • Jetblue Airways
    DCA
    15:30
    16h 5m
    2 transfer
    NOC
    12:35
    Ronald Reagan Washington National Airport - Ireland West Airport Knock
    Wed, Jul 17Jetblue Airways
    US$493
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Washington D.C. (WAS) to Knock (NOC) the cheapest?

    Airlines adjust prices for flights from Washington D.C. to Knock based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Washington D.C. (WAS) to Knock (NOC) cost?

    According to Trip.com's data, the lowest price is around $1,918.

  • What is the transportation method from the main airport to downtown in Knock?

    • The distance from Ireland West Airport Knock to downtown is about 15km. It takes about 30 minutes by taxi.

How to find a cheap flight from Washington D.C. to Knock

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Washington D.C. to Knock. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Washington D.C. to Knock

Cheapest nonstop flight price

$629

Off-season for travel

July

Peak season for travel

May

Flight distance

5,265.7km

Popular airline

British Airways

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