Washington to Brussels flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Washington to Brussels is €323 (checked on 29 Oct 2026).
Your next trip, last seen at €323
Lowest observedWhen to fly
Explore datesMore dates worth a look
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €323, departing 12 Apr 2027 (Last checked: 29 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 93Check live prices for this route
- Airlines seen
- Porter Airlines
- Reported fastest flight
- 8h 33m
- Non-stop
- Yes
About this route
Explore the fares we observed from Washington to Brussels. Prices move often, so pick your dates to see the latest options.
- Route distance
- 6,217 km
- Reported fastest flight
- 8h 33m
- Alternative airports
- DCA, CRL
Route-level information; individual journeys vary.
Published schedules report non-stop service with United Airlines. Check current timetables.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Ronald Reagan Washington National Airport (DCA) → Washington, city gazetteer reference point (38.8951, -77.0364): ≈ 5 km.
- Washington Dulles International Airport (IAD) → Washington, city gazetteer reference point (38.8951, -77.0364): ≈ 37 km.
- Brussels Airport (BRU) → Brussels, city gazetteer reference point (50.8503, 4.3517): ≈ 11 km.
- Brussels Charleroi (CRL) → Brussels, city gazetteer reference point (50.8503, 4.3517): ≈ 44 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Washington to Brussels: April 2027, from €323 (checked 29 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| November 2026 | €425 | 12 |
| December 2026 | €425 | 19 |
| January 2027 | €325 | 6 |
| February 2027 | €325 | 11 |
| March 2027 | €325 | 30 |
| April 2027 | €323 | 15 |
Lowest fare by day of the week
Cheapest day of the week from Washington to Brussels: Monday, from €323 (checked 29 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €323 | 12 |
| Tuesday | €323 | 13 |
| Wednesday | €325 | 13 |
| Thursday | €370 | 15 |
| Friday | €368 | 14 |
| Saturday | €369 | 14 |
| Sunday | €325 | 12 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Washington to Brussels by days until departure (61 days or more): €323 (checked 29 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 8 to 30 days | €425 | 16 |
| 31 to 60 days | €425 | 15 |
| 61 days or more | €323 | 62 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Frequently asked
How much is a flight from Washington to Brussels?
The lowest fare Routavio has observed is €323, found on 29 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Washington to Brussels?
Cheapest month from Washington to Brussels: April 2027, from €323 (checked 29 Oct 2026).
Are there direct flights from Washington to Brussels?
Yes. Published schedules report non-stop flights on this route with United Airlines.
Which airlines fly from Washington to Brussels?
Routavio has seen these carriers on the route: Porter Airlines.
Which day of the week is cheapest from Washington to Brussels?
Cheapest day of the week from Washington to Brussels: Monday, from €323 (checked 29 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.