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Cheap flight deals from Boston to Liege Starting at AU$1,175

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

  • One way
  • Round-trip
      • BOS10:15 pm
        33h 5m
        2 stops
        LGG12:20 pm
        Fri, Mar 14|Boston - Liege|KLM
        AU$1,175AU$5,924
        80% OFF
        80% OFF
        AU$5,924AU$1,175

        Choose KLM flights from Boston to Liege. The one-way connecting flight with KLM departs from General Edward Lawrence Logan International Airport on Fri, Mar 14, arriving at Liege Airport. One-way Prices start from AU$1,175 including taxes and charges.

      • BOS08:05 pm
        35h 15m
        2 stops
        LGG12:20 pm
        Fri, Mar 14|Boston - Liege|Virgin Atlantic
        AU$1,175AU$5,924
        80% OFF
        80% OFF
        AU$5,924AU$1,175

        Choose Virgin Atlantic flights from Boston to Liege. The one-way connecting flight with Virgin Atlantic departs from General Edward Lawrence Logan International Airport on Fri, Mar 14, arriving at Liege Airport. One-way Prices start from AU$1,175 including taxes and charges.

      • BOS06:45 pm
        36h 35m
        2 stops
        LGG12:20 pm
        Fri, Mar 14|Boston - Liege|Scandinavian Airlines
        AU$1,215AU$5,924
        79% OFF
        79% OFF
        AU$5,924AU$1,215

        Choose Scandinavian Airlines flights from Boston to Liege. The one-way connecting flight with Scandinavian Airlines departs from General Edward Lawrence Logan International Airport on Fri, Mar 14, arriving at Liege Airport. One-way Prices start from AU$1,215 including taxes and charges.

      • BOS09:40 pm
        33h 40m
        2 stops
        LGG12:20 pm
        Fri, Mar 14|Boston - Liege|Lufthansa
        AU$1,457
        AU$1,457

        Choose Lufthansa flights from Boston to Liege. The one-way connecting flight with Lufthansa departs from General Edward Lawrence Logan International Airport on Fri, Mar 14, arriving at Liege Airport. One-way Prices start from AU$1,457 including taxes and charges.

      • BOS04:50 pm
        24h 35m
        2 stops
        LGG11:25 pm
        Sat, Mar 8|Boston - Liege|Iberia
        AU$4,693
        AU$4,693

        Choose Iberia flights from Boston to Liege. The one-way connecting flight with Iberia departs from General Edward Lawrence Logan International Airport on Sat, Mar 8, arriving at Liege Airport. One-way Prices start from AU$4,693 including taxes and charges.

      • BOS05:50 pm
        37h 30m
        2 stops
        LGG12:20 pm
        Fri, Mar 14|Boston - Liege|Iberia
        AU$5,391
        AU$5,391

        Choose Iberia flights from Boston to Liege. The one-way connecting flight with Iberia departs from General Edward Lawrence Logan International Airport on Fri, Mar 14, arriving at Liege Airport. One-way Prices start from AU$5,391 including taxes and charges.

      • BOS01:00 pm
        3h 5m
        Nonstop
        LGG02:00 pm
        Thu, Feb 27|Boston - 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.

Boston to Liege Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. IB348

    Iberia

    04:30 pm

    BOS

    7.2h

    05:40 am

    MAD

    S-TWTFS
    Search

  2. IB1015

    Iberia

    07:40 pm

    MAD

    1.3h

    08:55 pm

    ALC

    SMTWTFS

  3. TB1152

    TUI fly Belgium

    09:30 am

    ALC

    2.8h

    12:20 pm

    LGG

    ------S

  4. IB348

    Iberia

    04:30 pm

    BOS

    7.2h

    05:40 am

    MAD

    S-TWTFS
    Search

  5. IB1565

    Iberia

    08:45 am

    MAD

    2.9h

    10:40 am

    TFN

    SMTWTFS

  6. TB1782

    TUI fly Belgium

    05:25 pm

    TFS

    4.9h

    11:20 pm

    LGG

    ----T-S

  7. SK928

    Scandinavian Airlines

    05:40 pm

    BOS

    7.4h

    07:05 am

    CPH

    S-TWTFS
    Search

  8. SK2813

    Scandinavian Airlines

    07:50 am

    CPH

    3.4h

    11:15 am

    ALC

    --T--FS

  9. TB1152

    TUI fly Belgium

    09:30 am

    ALC

    2.8h

    12:20 pm

    LGG

    ------S

  10. VS3931

    Virgin Atlantic

    06:40 pm

    BOS

    7.1h

    07:45 am

    AMS

    SMTWTFS
    Search

  11. KL1541

    KLM

    08:40 am

    AMS

    2.6h

    11:15 am

    ALC

    ---WTFS

  12. TB1152

    TUI fly Belgium

    09:30 am

    ALC

    2.8h

    12:20 pm

    LGG

    ------S

  13. LH425

    Lufthansa

    08:05 pm

    BOS

    7.4h

    09:30 am

    MUC

    SMTWTFS
    Search

  14. LH1848

    Lufthansa

    11:25 am

    MUC

    2.6h

    02:00 pm

    ALC

    --T-TFS

  15. TB1152

    TUI fly Belgium

    09:30 am

    ALC

    2.8h

    12:20 pm

    LGG

    ------S

  16. KL618

    KLM

    08:15 pm

    BOS

    6.8h

    09:00 am

    AMS

    --T-T-S
    Search

  17. KL1541

    KLM

    08:40 am

    AMS

    2.6h

    11:15 am

    ALC

    ---WTFS

  18. TB1152

    TUI fly Belgium

    09:30 am

    ALC

    2.8h

    12:20 pm

    LGG

    ------S
Find more flights and airlines

When is the cheapest time to fly from Boston 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 Boston (BOS) to Liege (LGG) the cheapest?

    Airlines adjust prices for flights from Boston 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 Boston (BOS) to Liege (LGG) cost?

    According to Trip.com's data, the lowest price is around AU$1,547.

How to find a cheap flight from Boston 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 Boston 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 | Boston to Liege

Off-season for travelFebruary
Peak season for travelMarch
Flight distance5,667.74 km
Popular airlineIberia

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