
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $602 (CheapOair) |
One-way from | $353 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $782 |
Good round-trip deal | $1,292 or less |
Good one-way deal | $928 or less |
Fly from
Fly to
Route
Depart
Return
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Mon 4/27
6:00 pm-8:20 am
Nonstop8h 20m
Barcelona-El Prat
Mon 5/4
11:15 am-2:30 pm
Nonstop9h 15m
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Wed 4/29
6:00 pm-8:20 am
Nonstop8h 20m
Barcelona-El Prat
Wed 5/13
12:15 pm-6:58 pm
1 stop12h 43m
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Thu 5/7
6:00 pm-8:20 am
Nonstop8h 20m
Barcelona-El Prat
Fri 5/22
11:15 am-2:25 pm
Nonstop9h 10m
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Wed 6/3
9:45 am-8:00 am
1 stop16h 15m
Barcelona-El Prat
Wed 6/10
12:15 pm-11:28 am
2 stops29h 13m
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Thu 5/14
6:00 pm-8:20 am
Nonstop8h 20m
Barcelona-El Prat
Sat 5/23
11:15 am-2:25 pm
Nonstop9h 10m
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Mon 6/1
6:05 pm-8:20 am
Nonstop8h 15m
Barcelona-El Prat
Sat 6/13
11:15 am-2:25 pm
Nonstop9h 10m
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Thu 5/7
6:00 pm-8:20 am
Nonstop8h 20m
Barcelona-El Prat
Tue 5/12
11:15 am-2:30 pm
Nonstop9h 15m
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Tue 6/30
6:05 pm-8:20 am
Nonstop8h 15m
Barcelona-El Prat
Thu 7/9
11:15 am-2:25 pm
Nonstop9h 10m
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Tue 5/19
6:00 pm-8:20 am
Nonstop8h 20m
Barcelona-El Prat
Mon 5/25
11:15 am-2:25 pm
Nonstop9h 10m
Washington, D.C.Barcelona
IAD - BCN
IADBCN
Washington, D.C. Dulles Intl
Tue 4/14
6:00 pm-8:20 am
Nonstop8h 20m
Barcelona-El Prat
Sun 7/12
12:15 pm-7:01 pm
1 stop12h 46m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Barcelona-El Prat Airport may vary depending on when you book. For the best chance of a lower fare, look to book 16 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Barcelona-El Prat Airport (average of $388). Flying from Washington, D.C. Dulles Intl Airport to Barcelona-El Prat Airport in June is currently the most expensive (average of $682). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Washington, D.C. Dulles Intl Airport to Barcelona-El Prat Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Dublin (DUB) – chosen by Cheapflights users on 33% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Barcelona-El Prat Airport on Cheapflights.
Madrid (MAD) is the most affordable 1-stop option, with an average round-trip price of $563.
Flights via Madrid (MAD) have the shortest average one-way travel time for 1-stop routes: 10h 25m.
Flights via Madrid (MAD) offer the fastest connection on this route, with an average layover time of 1h 15m.
Food
Boarding
Entertainment
Comfort
Crew
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Food
Boarding
Entertainment
Comfort
Crew
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Food
Boarding
Entertainment
Comfort
Crew
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Food
Boarding
Entertainment
Comfort
Crew
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Food
Boarding
Entertainment
Comfort
Crew
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Food
Boarding
Entertainment
Comfort
Crew
Overall
Reviews
Dane,Jan 2026
TYS - IAD
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$384 | Average$671 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$389 | Average$462 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$461 | Average$656 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$468 | Average$654 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$479 | Average$691 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$488 | Average$765 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$489 | Average$889 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$490 | Average$644 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$498 | Average$650 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$499 | Average$1,087 | FlexibilityNo cancel fee | On-time76% |