$266 Find Cheap Flights from Washington to Belgium

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Useful Info

Good to know

Low seasonFebruary
High seasonJuly
Cheapest flight$266
Best time to beat the crowds with an average 23% drop in price.
Most popular time to fly with an average 14% increase in price.
Flight from Seattle to Brussels Airport

FAQs for booking flights from Washington to Belgium

  • How does KAYAK find such low prices on flights from Washington to Belgium?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Belgium.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Belgium?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington to Belgium is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Belgium?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington to Belgium with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Belgium?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington to Belgium up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest day to fly to Belgium?

    Based on KAYAK data, the cheapest day to fly to Belgium is Tuesday where round-trip tickets can be as cheap as $626. On the other hand, the most expensive day to fly is Wednesday, where round-trip prices are $783 on average.

  • What is the cheapest time of day to fly to Belgium?

    The cheapest time of day to fly to Belgium is generally in the morning, when round-trip flights cost $668 on average. On average, there is no price difference when choosing to fly in the morning or the evening on this flight route. The most expensive time of day to fly to Belgium is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $738.

  • What is the cheapest month to fly from Washington to Belgium?

    The cheapest month for flights from Washington to Belgium is November, when tickets cost $534 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $830 and $744 respectively.

  • How far in advance should I book a flight from Washington to Belgium?

    To get a below average price on the flight from Washington to Belgium, you should book around 5 weeks before departure. For the absolute cheapest price, our data suggests you should book 11 weeks before departure.

  • How long is the flight to Belgium?

    An average nonstop flight from Washington to Belgium takes 19h 44m, covering a distance of 5017 miles. The shortest route is Seattle (SEA) to Brussels Bruxelles-National Airport (BRU) with an average flight time of 12h 05m.

  • What is the most popular destination in Belgium?

    Based on KAYAK flight searches, the most popular destination is Brussels (100% of total searches to Belgium).

Book cheap flights from Washington to Belgium

Recent round-trip flight deals

11/6Thu
1 stopIcelandair
12h 20mSEA-BRU
11/13Thu
1 stopIcelandair
13h 10mBRU-SEA
$385
11/6Thu
1 stopIcelandair
12h 20mSEA-BRU
11/13Thu
1 stopIcelandair
13h 10mBRU-SEA
$393
8/4Mon
2 stopsAir Canada
17h 30mSEA-BRU
8/20Wed
2 stopsAir Canada
45h 16mBRU-SEA
$410
8/4Mon
1 stopAir Canada
15h 40mSEA-BRU
8/20Wed
2 stopsAir Canada
45h 16mBRU-SEA
$414
11/5Wed
2 stops
17h 00mSEA-BRU
11/13Thu
2 stops
18h 16mBRU-SEA
$424
11/5Wed
2 stops
17h 00mSEA-BRU
11/13Thu
2 stops
18h 16mBRU-SEA
$425
11/5Wed
1 stopUnited Airlines
16h 55mSEA-BRU
11/13Thu
2 stopsUnited Airlines
43h 54mBRU-SEA
$433
11/5Wed
2 stopsUnited Airlines
15h 19mSEA-BRU
11/13Thu
2 stopsUnited Airlines
41h 52mBRU-SEA
$438
9/6Sat
2 stopsLufthansa
32h 10mSEA-BRU
12/16Tue
2 stopsLufthansa
32h 31mBRU-SEA
$441
11/3Mon
2 stopsLufthansa
31h 10mSEA-BRU
11/14Fri
2 stopsLufthansa
18h 16mBRU-SEA
$492

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Recent one-way flight deals

8/3Sun
1 stopIcelandair
12h 05mSEA-BRU
$266
9/6Sat
1 stopIcelandair
12h 05mSEA-BRU
$268
9/6Sat
2 stops
35h 55mSEA-BRU
$281
8/3Sun
2 stops
28h 45mSEA-BRU
$322
7/20Sun
1 stopLufthansa
13h 25mSEA-BRU
$359
7/20Sun
2 stopsAir Canada
33h 15mSEA-BRU
$375
7/19Sat
1 stopUnited Airlines
23h 40mSEA-BRU
$379
8/17Sun
2 stopsAir Canada
39h 30mSEA-BRU
$381
8/16Sat
2 stopsUnited Airlines
22h 25mSEA-BRU
$385
12/23Tue
2 stopsLufthansa
37h 00mPDX-BRU
$464

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Last minute flights from Washington to Belgium

Last minute flight, train and bus deals

7/15Tue
multi-stop
16h 00mSEA-BRU
7/30Wed
multi-stop
14h 25mBRU-SEA
$684
7/15Tue
multi-stopDelta
16h 00mSEA-BRU
7/30Wed
multi-stopDelta
17h 54mBRU-SEA
$694
7/15Tue
multi-stopDelta
22h 31mSEA-BRU
7/30Wed
multi-stopDelta
14h 25mBRU-SEA
$716
7/15Tue
multi-stopDelta
18h 40mSEA-BRU
7/30Wed
multi-stopDelta
17h 54mBRU-SEA
$726
7/15Tue
multi-stop
16h 00mSEA-BRU
7/30Wed
multi-stop
14h 25mBRU-SEA
$754
7/15Tue
multi-stop
16h 00mSEA-BRU
7/29Tue
multi-stop
14h 25mBRU-SEA
$756
7/15Tue
multi-stopBrussels Airlines
34h 45mSEA-BRU
7/29Tue
multi-stopBrussels Airlines
23h 23mBRU-SEA
$869
7/19Sat
multi-stopUnited Airlines
23h 40mSEA-BRU
7/27Sun
multi-stopUnited Airlines
17h 48mBRU-SEA
$1,690
7/19Sat
multi-stopUnited Airlines
21h 55mSEA-BRU
7/27Sun
multi-stopUnited Airlines
19h 39mBRU-SEA
$1,695
7/15Tue
multi-stopEthiopian Air
48h 25mSEA-BRU
7/30Wed
multi-stopEthiopian Air
56h 23mBRU-SEA
$2,875

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Everything you need to know for your flight to Belgium

Cabin class types available on flights to Washington

Cabin classes available on flights to Washington. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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