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Flights from Washington D.C. to Liege
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Cheap flight deals from Washington D.C. to Liege Starting at SGD 1,297

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
      • IAD05:35 pm
        39h 25m
        2 stops
        LGG03:00 pm
        Mon, Feb 24|Washington D.C. - Liege|KLM
        LGG06:00 am
        39h 45m
        2 stops
        IAD03:45 pm
        Sun, Mar 2|Liege - Washington D.C.|TUI fly Belgium
        SGD 1,297SGD 5,249
        75% OFF
        75% OFF
        SGD 5,249SGD 1,297

        Choose KLM flights from Washington D.C. to Liege. The one-way connecting flight with KLM departs from Dulles International Airport on Mon, Feb 24-Sun, Mar 2, arriving at Liege Airport. One-way Prices start from SGD 1,297 including taxes and charges.

      • IAD05:10 pm
        39h 50m
        2 stops
        LGG03:00 pm
        Mon, Feb 24|Washington D.C. - Liege|Aer Lingus
        LGG06:00 am
        19h 15m
        2 stops
        IAD07:15 pm
        Sun, Mar 2|Liege - Washington D.C.|TUI fly Belgium
        SGD 1,597SGD 5,249
        70% OFF
        70% OFF
        SGD 5,249SGD 1,597

        Choose Aer Lingus flights from Washington D.C. to Liege. The one-way connecting flight with Aer Lingus departs from Dulles International Airport on Mon, Feb 24-Sun, Mar 2, arriving at Liege Airport. One-way Prices start from SGD 1,597 including taxes and charges.

      • IAD06:00 pm
        39h
        2 stops
        LGG03:00 pm
        Mon, Feb 24|Washington D.C. - Liege|Iberia
        LGG06:00 am
        39h 35m
        2 stops
        IAD03:35 pm
        Sun, Mar 2|Liege - Washington D.C.|TUI fly Belgium
        SGD 1,645SGD 5,249
        69% OFF
        69% OFF
        SGD 5,249SGD 1,645

        Choose Iberia flights from Washington D.C. to Liege. The one-way connecting flight with Iberia departs from Dulles International Airport on Mon, Feb 24-Sun, Mar 2, arriving at Liege Airport. One-way Prices start from SGD 1,645 including taxes and charges.

      • IAD07:00 pm
        39h
        2 stops
        LGG03:00 pm
        Mon, Mar 17|Washington D.C. - Liege|Iberia
        LGG06:00 am
        39h 35m
        2 stops
        IAD04:35 pm
        Sun, Mar 23|Liege - Washington D.C.|TUI fly Belgium
        SGD 1,895
        SGD 1,895

        Choose Iberia flights from Washington D.C. to Liege. The one-way connecting flight with Iberia departs from Dulles International Airport on Mon, Mar 17-Sun, Mar 23, arriving at Liege Airport. One-way Prices start from SGD 1,895 including taxes and charges.

      • IAD06:10 pm
        39h 50m
        2 stops
        LGG03:00 pm
        Mon, Mar 17|Washington D.C. - Liege|Aer Lingus
        LGG06:00 am
        39h 40m
        2 stops
        IAD04:40 pm
        Sun, Mar 23|Liege - Washington D.C.|TUI fly Belgium
        SGD 2,076
        SGD 2,076

        Choose Aer Lingus flights from Washington D.C. to Liege. The one-way connecting flight with Aer Lingus departs from Dulles International Airport on Mon, Mar 17-Sun, Mar 23, arriving at Liege Airport. One-way Prices start from SGD 2,076 including taxes and charges.

      • IAD07:00 pm
        39h
        2 stops
        LGG03:00 pm
        Mon, Mar 17|Washington D.C. - Liege|Finnair
        LGG06:00 am
        39h 35m
        2 stops
        IAD04:35 pm
        Sun, Mar 23|Liege - Washington D.C.|TUI fly Belgium
        SGD 2,549
        SGD 2,549

        Choose Finnair flights from Washington D.C. to Liege. The one-way connecting flight with Finnair departs from Dulles International Airport on Mon, Mar 17-Sun, Mar 23, arriving at Liege Airport. One-way Prices start from SGD 2,549 including taxes and charges.

      • IAD05:30 pm
        23h 55m
        2 stops
        LGG11:25 pm
        Sat, Mar 8|Washington D.C. - Liege|Swiss Airlines
        LGG01:00 pm
        56h 50m
        2 stops
        IAD04:50 pm
        Sun, Mar 16|Liege - Washington D.C.|TUI fly Belgium
        SGD 2,781
        SGD 2,781

        Choose Swiss Airlines flights from Washington D.C. to Liege. The one-way connecting flight with Swiss Airlines departs from Dulles International Airport on Sat, Mar 8-Sun, Mar 16, arriving at Liege Airport. One-way Prices start from SGD 2,781 including taxes and charges.

      • IAD06:00 pm
        39h
        2 stops
        LGG03:00 pm
        Mon, Feb 24|Washington D.C. - Liege|Finnair
        LGG06:00 am
        39h 35m
        2 stops
        IAD03:35 pm
        Sun, Mar 2|Liege - Washington D.C.|TUI fly Belgium
        SGD 4,619
        SGD 4,619

        Choose Finnair flights from Washington D.C. to Liege. The one-way connecting flight with Finnair departs from Dulles International Airport on Mon, Feb 24-Sun, Mar 2, arriving at Liege Airport. One-way Prices start from SGD 4,619 including taxes and charges.

      • WAS01:00 pm
        3h 5m
        Nonstop
        LGG02:00 pm
        Sun, Feb 23|Washington D.C. - Liege|KLM
        Find More Flights
        Find More Flights

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

Washington D.C. to Liege Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. KL652

    KLM

    05:25 pm

    IAD

    7.8h

    07:10 am

    AMS

    SMT-TFS
    Search

  2. KL2643

    KLM

    06:35 pm

    AMS

    2.7h

    09:15 pm

    ALC

    SMTWTFS

  3. TB1161

    TUI fly Belgium

    09:10 am

    ALC

    5.4h

    02:35 pm

    LGG

    --T----

  4. LX3201

    Swiss Airlines

    05:35 pm

    IAD

    8.5h

    08:05 am

    ZRH

    SMTWTFS
    Search

  5. LX8232

    Swiss Airlines

    09:00 am

    ZRH

    5.8h

    01:50 pm

    TFS

    ------S

  6. TB1782

    TUI fly Belgium

    05:25 pm

    TFS

    4.9h

    11:20 pm

    LGG

    ----T-S

  7. AY5416

    Finnair

    05:50 pm

    IAD

    7.4h

    06:15 am

    LHR

    SMTWTFS
    Search

  8. BA2654

    British Airways

    06:25 am

    LGW

    2.7h

    10:05 am

    ALC

    -MTWT--

  9. TB1161

    TUI fly Belgium

    09:10 am

    ALC

    5.4h

    02:35 pm

    LGG

    --T----

  10. IB3589

    Iberia

    05:50 pm

    IAD

    7.4h

    06:15 am

    LHR

    SMTWTFS
    Search

  11. BA2654

    British Airways

    06:25 am

    LGW

    2.7h

    10:05 am

    ALC

    -MTWT--

  12. TB1161

    TUI fly Belgium

    09:10 am

    ALC

    5.4h

    02:35 pm

    LGG

    --T----

  13. IB3589

    Iberia

    05:50 pm

    IAD

    7.4h

    06:15 am

    LHR

    SMTWTFS
    Search

  14. IB3886

    Iberia

    06:25 am

    LGW

    2.7h

    10:05 am

    ALC

    -MTWT--

  15. TB1161

    TUI fly Belgium

    09:10 am

    ALC

    5.4h

    02:35 pm

    LGG

    --T----
Find more flights and airlines

When is the cheapest time to fly from Washington D.C. to Liege?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

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

    Airlines adjust prices for flights from Washington D.C. to Liege 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 Liege (LGG) cost?

    According to Trip.com's data, the lowest price is around SGD 1,739.

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

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 Liege. 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 Info | Washington D.C. to Liege

Off-season for travelFebruary
Peak season for travelDecember
Flight distance6,306.8 km
Popular airlineFinnair

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