Liège

Cheap flights from Washington, D.C. (WAS) to Liège (LGG)

WAS — LGG
abr. 20 — abr. 271
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Cheap flight deals from Washington, D.C. to Liège

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Liège (LGG). 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 abril 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

December

Cheapest in

January

Average price

$822
Provider with most accurate pricing for Washington, D.C. (WAS)-Brussels Bruxelles-National flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Brussels Bruxelles-National flights.
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Average for round-trip flights in April 2025

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

Have a flexible travel schedule? Discover the best time to fly to Liège 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 Liège

Rainfall in Liège by month

Plan your trip to Liège by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Liège ranges from 1.2 - 2.8 inches per month. July is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Liège when rainfall is around 1.2 in.

Temperature in Liège by month

Plan your trip to Liège by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Liège, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Related info for your journey

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

    Liège Bierset (LGG) is the airport you will fly into if you book a flight from Washington, D.C. to Liège. You should not have trouble finding flights to Bierset from Washington, D.C.; the airport handles an average of 0 inbound flights from Washington, D.C. per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Liège airport from Washington, D.C.. It is only a 6.0 mi journey from Bierset (LGG) to Liège’s city center.

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

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

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

    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 Liège.

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

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