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Dulles → Barcelona

Aug 21, 2027 · return Aug 28, 2027

IAD → BCN1 adulteconomyRound trip

7 flight options · 7 airlines

Nonstop flights

Sat, Aug 21 – Sat, Aug 28

United Airlines
6:50 pmIAD
8h 10m
Nonstop
9:00 am+1BCN
United Airlines
10:30 amBCN
9h 30m
Nonstop
2:00 pmIAD

Round-trip total · 1 adult · Taxes included

One-stop flights

Sat, Aug 21 – Sat, Aug 28

TAP Air Portugal
5:25 pmIAD
10h 40m
LIS · 1h 35m
10:05 am+1BCN
United Airlines
10:30 amBCN
9h 30m
Nonstop
2:00 pmIAD

Round-trip total · 1 adult · Taxes included

Sat, Aug 21 – Sat, Aug 28

Aer Lingus
5:15 pmIAD
11h 35m
DUB · 2h 5m
10:50 am+1BCN
United Airlines
10:30 amBCN
9h 30m
Nonstop
2:00 pmIAD

Round-trip total · 1 adult · Taxes included

Sat, Aug 21 – Sat, Aug 28

Air France
9:30 pmIAD
10h 30m
CDG · 1h 15m
2:00 pm+1BCN
Air France
10:05 amBCN
12h 25m
CDG · 1h 35m
4:30 pmIAD

Round-trip total · 1 adult · Taxes included

Sat, Aug 21 – Sat, Aug 28

Swiss International Air Lines
8:10 pmIAD
11h 55m
ZRH · 2h 5m
2:05 pm+1BCN
Swiss International Air Lines
9:55 amBCN
13h 5m
ZRH · 1h 30m
5:00 pmIAD

Round-trip total · 1 adult · Taxes included

Sat, Aug 21 – Sat, Aug 28

British Airways
6:05 pmIAD
10h 40m
LHR · 1h 20m
10:45 am+1BCN
United Airlines
10:30 amBCN
9h 30m
Nonstop
2:00 pmIAD

Round-trip total · 1 adult · Taxes included

Sat, Aug 21 – Sat, Aug 28

KLM Royal Dutch Airlines
6:15 pmIAD
12h
AMS · 2h 30m
12:15 pm+1BCN
United Airlines
10:30 amBCN
9h 30m
Nonstop
2:00 pmIAD

Round-trip total · 1 adult · Taxes included

Make this trip yours

IAD ⇄ BCN

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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More dates

All dates for this routeNov 5, 2026 → Nov 8, 2026Nov 14, 2026 → Nov 21, 2026Nov 24, 2026 → Nov 29, 2026Dec 5, 2026 → Dec 12, 2026Dec 17, 2026 → Dec 20, 2026Dec 26, 2026 → Jan 2, 2027Jan 5, 2027 · One wayJan 16, 2027 → Jan 23, 2027Feb 5, 2027 → Feb 8, 2027Apr 3, 2027 → Apr 10, 2027Jun 26, 2027 → Jul 3, 2027Sep 17, 2027 → Sep 20, 2027
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2027-08-21 → 2027-08-28United AirlinesUA992 / UA991$1175.002026-10-29T01:05:49Z
2027-08-21 → 2027-08-28TAP Air Portugal / United AirlinesTP232 + TP1030 / UA991$1025.002026-10-29T01:05:49Z
2027-08-21 → 2027-08-28Aer Lingus / United AirlinesEI116 + EI562 / UA991$1050.002026-10-29T01:05:49Z
2027-08-21 → 2027-08-28Air FranceAF53 + AF1648 / AF1149 + AF50$1075.002026-10-29T01:05:49Z
2027-08-21 → 2027-08-28Swiss International Air LinesLX73 + LX1954 / LX1953 + LX72$1085.002026-10-29T01:05:49Z
2027-08-21 → 2027-08-28British Airways / United AirlinesBA216 + BA474 / UA991$1112.502026-10-29T01:05:49Z
2027-08-21 → 2027-08-28KLM Royal Dutch Airlines / United AirlinesKL652 + KL1513 / UA991$1120.002026-10-29T01:05:49Z

2027-08-21 → 2027-08-28 · $1175.00

  • United Airlines UA992: IAD 2027-08-21 18:50:00 → BCN 2027-08-22 09:00:00; nonstop; 490 minutes. Local airport times.
  • United Airlines UA991: BCN 2027-08-28 10:30:00 → IAD 2027-08-28 14:00:00; nonstop; 570 minutes. Local airport times.

2027-08-21 → 2027-08-28 · $1025.00

  • TAP Air Portugal TP232 / TP1030: IAD 2027-08-21 17:25:00 → BCN 2027-08-22 10:05:00; 1 stop(s) via LIS; 640 minutes. Local airport times.
    • TP232: IAD 2027-08-21 17:25:00 → LIS 2027-08-22 05:35:00; layover at LIS: 95 minutes.
    • TP1030: LIS 2027-08-22 07:10:00 → BCN 2027-08-22 10:05:00.
  • United Airlines UA991: BCN 2027-08-28 10:30:00 → IAD 2027-08-28 14:00:00; nonstop; 570 minutes. Local airport times.

2027-08-21 → 2027-08-28 · $1050.00

  • Aer Lingus EI116 / EI562: IAD 2027-08-21 17:15:00 → BCN 2027-08-22 10:50:00; 1 stop(s) via DUB; 695 minutes. Local airport times.
    • EI116: IAD 2027-08-21 17:15:00 → DUB 2027-08-22 05:05:00; layover at DUB: 125 minutes.
    • EI562: DUB 2027-08-22 07:10:00 → BCN 2027-08-22 10:50:00.
  • United Airlines UA991: BCN 2027-08-28 10:30:00 → IAD 2027-08-28 14:00:00; nonstop; 570 minutes. Local airport times.

2027-08-21 → 2027-08-28 · $1075.00

  • Air France AF53 / AF1648: IAD 2027-08-21 21:30:00 → BCN 2027-08-22 14:00:00; 1 stop(s) via CDG; 630 minutes. Local airport times.
    • AF53: IAD 2027-08-21 21:30:00 → CDG 2027-08-22 11:00:00; layover at CDG: 75 minutes.
    • AF1648: CDG 2027-08-22 12:15:00 → BCN 2027-08-22 14:00:00.
  • Air France AF1149 / AF50: BCN 2027-08-28 10:05:00 → IAD 2027-08-28 16:30:00; 1 stop(s) via CDG; 745 minutes. Local airport times.
    • AF1149: BCN 2027-08-28 10:05:00 → CDG 2027-08-28 12:05:00; layover at CDG: 95 minutes.
    • AF50: CDG 2027-08-28 13:40:00 → IAD 2027-08-28 16:30:00.

2027-08-21 → 2027-08-28 · $1085.00

  • Swiss International Air Lines LX73 / LX1954: IAD 2027-08-21 20:10:00 → BCN 2027-08-22 14:05:00; 1 stop(s) via ZRH; 715 minutes. Local airport times.
    • LX73: IAD 2027-08-21 20:10:00 → ZRH 2027-08-22 10:15:00; layover at ZRH: 125 minutes.
    • LX1954: ZRH 2027-08-22 12:20:00 → BCN 2027-08-22 14:05:00.
  • Swiss International Air Lines LX1953 / LX72: BCN 2027-08-28 09:55:00 → IAD 2027-08-28 17:00:00; 1 stop(s) via ZRH; 785 minutes. Local airport times.
    • LX1953: BCN 2027-08-28 09:55:00 → ZRH 2027-08-28 11:45:00; layover at ZRH: 90 minutes.
    • LX72: ZRH 2027-08-28 13:15:00 → IAD 2027-08-28 17:00:00.

2027-08-21 → 2027-08-28 · $1112.50

  • British Airways BA216 / BA474: IAD 2027-08-21 18:05:00 → BCN 2027-08-22 10:45:00; 1 stop(s) via LHR; 640 minutes. Local airport times.
    • BA216: IAD 2027-08-21 18:05:00 → LHR 2027-08-22 06:15:00; layover at LHR: 80 minutes.
    • BA474: LHR 2027-08-22 07:35:00 → BCN 2027-08-22 10:45:00.
  • United Airlines UA991: BCN 2027-08-28 10:30:00 → IAD 2027-08-28 14:00:00; nonstop; 570 minutes. Local airport times.

2027-08-21 → 2027-08-28 · $1120.00

  • KLM Royal Dutch Airlines KL652 / KL1513: IAD 2027-08-21 18:15:00 → BCN 2027-08-22 12:15:00; 1 stop(s) via AMS; 720 minutes. Local airport times.
    • KL652: IAD 2027-08-21 18:15:00 → AMS 2027-08-22 07:35:00; layover at AMS: 150 minutes.
    • KL1513: AMS 2027-08-22 10:05:00 → BCN 2027-08-22 12:15:00.
  • United Airlines UA991: BCN 2027-08-28 10:30:00 → IAD 2027-08-28 14:00:00; nonstop; 570 minutes. Local airport times.

More dates for this route