Dulles to Grâce-Hollogne (IAD–LGG) — Airlines, Schedules & Connections

IAD Airport Page →
3,928 mi airlines 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 24 1-stop flights Verified 17h ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

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No nonstop flights on this route. connecting options below.

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✧ 2-STOP Loading... Reach the hardest destinations
Dulles to Grâce-Hollogne
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 3,928 mi 6h 58m nonstop +6h ahead 24 1-stop hubs

IAD–LGG is served by 1 airline with nonstop service. CHG leads the route. The flight covers 3,928 miles in approximately 6h 58m. Beyond nonstop, 24 hubs offer 1-stop connections.

Also explore IAD Routes LGG Routes IAD Live Flights LGG Live Flights IAD Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop IAD–LGG service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
CHG CHG 1 – – 50% – –
Alliance coverage
Unaffiliated: CHG (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to LGG.
1-STOP
One-Stop Connections
24
Hubs
~10h
Fastest
~39h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
919
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+6h
Grâce-Hollogne is 6 hours ahead of Dulles.
IAD: EDT · LGG: CEST

When it's 6:00 PM in Dulles, it's 12:00 AM (next day) in Grâce-Hollogne.
Distance & Flight Time
3,928 mi / 6,321 km
Nonstop flight time is approximately 6h 58m.
Visa & Entry

US passport holders enter Belgium and the entire Schengen area visa-free for stays up to 90 days within any 180-day period. No advance application is needed. The 90-day clock is shared across all 29 Schengen countries. Passport must be valid for at least 3 months beyond the planned departure from the Schengen area.

Verify entry requirements with official sources before travel.
Getting to IAD

WMATA Silver Line Metro now reaches Dulles directly; take Silver Line to Washington Dulles Airport station (about 65 min from Metro Center, ~$7). The connection opened in late 2022.Ride-shares from downtown DC run $35–60 and take 35–50 minutes via I-66 (longer during peak hours). Washington Flyer coach to Wiehle-Reston East Metro costs $6. The airport is 27 miles from downtown; taxis are expensive ($60–80).

Facts

IAD–LGG Quick Facts

Key statistics for the Dulles to Grâce-Hollogne route.
Route details
Distance3,928 mi / 6,321 km
Flight time6h 58m
Time difference+6 hours
Airlines (nonstop)1
Weekly flights1 out
1-stop connections24 hubs
Origin: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: LGG
Full nameLiège Airport
IATA / ICAOLGG / EBLG
TimezoneEurope/Brussels
Elevation659 ft / 201 m
FAQ

Frequently Asked Questions

Common questions about IAD to LGG flights.
Nonstop flights from Washington Dulles International Airport to Liège Airport take approximately 6h 58m. The route covers 3,928 miles.
1 airline operates nonstop service: CHG.
There are approximately 1 nonstop flights per week from IAD to LGG.
Yes, 1-stop connections are available through YHZ, BHM, GSP, MEM, BUD, CDG, ATL, RFD, PTY, ORD, BRU, JED, CPH, DIA, KEF, IAH, DFW, JFK, MIA, IST, TLV, DOH, ADD and RUH. These options provide additional schedule flexibility.
Grâce-Hollogne is 6 hours ahead of Dulles.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from IAD to LGG

Washington Dulles International Airport (IAD) and Liège Airport (LGG) are connected by nonstop service from CHG. With 1 weekly departures, this is a regularly served route.

IAD to LGG Flight Duration and Schedule

Nonstop flight time from IAD to LGG ranges from 6 hours 58 minutes. The route covers a distance of 3,928 miles (6,321 km).

Connecting Options and Alternatives

24 one-stop connections are available, with the fastest taking approximately 10 hours via YHZ. Two-stop connections are also available via intermediate hubs.