Travel with Axel,
get the best price.

Philadelphia → Barcelona

Dec 21, 2026 · return Dec 31, 2026

PHL → BCN1 adulteconomyRound trip

7 flight options · 5 airlines

Nonstop flights

Mon, Dec 21 – Thu, Dec 31

American Airlines
7:40 pmPHL
7h 30m
Nonstop
9:10 am+1BCN
American Airlines
12:00 pmBCN
9h
Nonstop
3:00 pmPHL

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Thu, Dec 31

Aer Lingus
5:40 pmPHL
11h 10m
DUB · 1h 55m
10:50 am+1BCN
American Airlines
12:00 pmBCN
9h
Nonstop
3:00 pmPHL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

United Airlines
3:05 pmPHL
11h 55m
IAD · 2h 32m
9:00 am+1BCN
United Airlines
3:10 pmBCN
15h 24m
ORD · 3h 20m
12:34 am+1PHL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

Air Canada
3:20 pmPHL
12h 15m
YUL · 3h 5m
9:35 am+1BCN
American Airlines
12:00 pmBCN
9h
Nonstop
3:00 pmPHL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

British Airways
6:35 pmPHL
10h 55m
LHR · 1h 40m
11:30 am+1BCN
British Airways
10:15 amBCN
12h
LHR · 1h 30m
4:15 pmPHL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

United Airlines
6:51 pmPHL
12h 24m
ORD · 1h 23m
1:15 pm+1BCN
United Airlines
3:10 pmBCN
15h 24m
ORD · 3h 20m
12:34 am+1PHL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

American Airlines
7:30 pmPHL
7h 40m
Nonstop
9:10 am+1BCN
American Airlines
10:40 amBCN
18h 12m
DFW · 3h 43m
10:52 pmPHL

Round-trip total · 1 adult · Taxes included

Make this trip yours

PHL ⇄ BCN

Economy

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

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, American Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
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)
2026-12-21 → 2026-12-31American AirlinesAA742 / AA743$1007.502026-10-29T01:55:35Z
2026-12-21 → 2026-12-31Aer Lingus / American AirlinesEI114 + EI562 / AA743$910.002026-10-29T01:55:35Z
2026-12-21 → 2026-12-31United AirlinesUA4575 + UA992 / UA770 + UA1744$929.502026-10-29T01:55:35Z
2026-12-21 → 2026-12-31Air Canada / American AirlinesAC8862 + AC822 / AA743$942.502026-10-29T01:55:35Z
2026-12-21 → 2026-12-31British AirwaysBA66 + BA476 / BA473 + BA67$968.502026-10-29T01:55:35Z
2026-12-21 → 2026-12-31United AirlinesUA2665 + UA769 / UA770 + UA1744$929.502026-10-29T01:55:35Z
2026-12-21 → 2026-12-31American AirlinesAA742 / AA193 + AA2488$955.502026-10-29T01:55:35Z

2026-12-21 → 2026-12-31 · $1007.50

  • American Airlines AA742: PHL 2026-12-21 19:40:00 → BCN 2026-12-22 09:10:00; nonstop; 450 minutes. Local airport times.
  • American Airlines AA743: BCN 2026-12-31 12:00:00 → PHL 2026-12-31 15:00:00; nonstop; 540 minutes. Local airport times.

2026-12-21 → 2026-12-31 · $910.00

  • Aer Lingus EI114 / EI562: PHL 2026-12-21 17:40:00 → BCN 2026-12-22 10:50:00; 1 stop(s) via DUB; 670 minutes. Local airport times.
    • EI114: PHL 2026-12-21 17:40:00 → DUB 2026-12-22 05:15:00; layover at DUB: 115 minutes.
    • EI562: DUB 2026-12-22 07:10:00 → BCN 2026-12-22 10:50:00.
  • American Airlines AA743: BCN 2026-12-31 12:00:00 → PHL 2026-12-31 15:00:00; nonstop; 540 minutes. Local airport times.

2026-12-21 → 2026-12-31 · $929.50

  • United Airlines UA4575 / UA992: PHL 2026-12-21 15:05:00 → BCN 2026-12-22 09:00:00; 1 stop(s) via IAD; 715 minutes. Local airport times.
    • UA4575: PHL 2026-12-21 15:05:00 → IAD 2026-12-21 16:18:00; layover at IAD: 152 minutes.
    • UA992: IAD 2026-12-21 18:50:00 → BCN 2026-12-22 09:00:00.
  • United Airlines UA770 / UA1744: BCN 2026-12-31 15:10:00 → PHL 2027-01-01 00:34:00; 1 stop(s) via ORD; 924 minutes. Local airport times.
    • UA770: BCN 2026-12-31 15:10:00 → ORD 2026-12-31 18:00:00; layover at ORD: 200 minutes.
    • UA1744: ORD 2026-12-31 21:20:00 → PHL 2027-01-01 00:34:00.

2026-12-21 → 2026-12-31 · $942.50

  • Air Canada AC8862 / AC822: PHL 2026-12-21 15:20:00 → BCN 2026-12-22 09:35:00; 1 stop(s) via YUL; 735 minutes. Local airport times.
    • AC8862: PHL 2026-12-21 15:20:00 → YUL 2026-12-21 16:55:00; layover at YUL: 185 minutes.
    • AC822: YUL 2026-12-21 20:00:00 → BCN 2026-12-22 09:35:00.
  • American Airlines AA743: BCN 2026-12-31 12:00:00 → PHL 2026-12-31 15:00:00; nonstop; 540 minutes. Local airport times.

2026-12-21 → 2026-12-31 · $968.50

  • British Airways BA66 / BA476: PHL 2026-12-21 18:35:00 → BCN 2026-12-22 11:30:00; 1 stop(s) via LHR; 655 minutes. Local airport times.
    • BA66: PHL 2026-12-21 18:35:00 → LHR 2026-12-22 06:35:00; layover at LHR: 100 minutes.
    • BA476: LHR 2026-12-22 08:15:00 → BCN 2026-12-22 11:30:00.
  • British Airways BA473 / BA67: BCN 2026-12-31 10:15:00 → PHL 2026-12-31 16:15:00; 1 stop(s) via LHR; 720 minutes. Local airport times.
    • BA473: BCN 2026-12-31 10:15:00 → LHR 2026-12-31 11:40:00; layover at LHR: 90 minutes.
    • BA67: LHR 2026-12-31 13:10:00 → PHL 2026-12-31 16:15:00.

2026-12-21 → 2026-12-31 · $929.50

  • United Airlines UA2665 / UA769: PHL 2026-12-21 18:51:00 → BCN 2026-12-22 13:15:00; 1 stop(s) via ORD; 744 minutes. Local airport times.
    • UA2665: PHL 2026-12-21 18:51:00 → ORD 2026-12-21 20:27:00; layover at ORD: 83 minutes.
    • UA769: ORD 2026-12-21 21:50:00 → BCN 2026-12-22 13:15:00.
  • United Airlines UA770 / UA1744: BCN 2026-12-31 15:10:00 → PHL 2027-01-01 00:34:00; 1 stop(s) via ORD; 924 minutes. Local airport times.
    • UA770: BCN 2026-12-31 15:10:00 → ORD 2026-12-31 18:00:00; layover at ORD: 200 minutes.
    • UA1744: ORD 2026-12-31 21:20:00 → PHL 2027-01-01 00:34:00.

2026-12-21 → 2026-12-31 · $955.50

  • American Airlines AA742: PHL 2026-12-21 19:30:00 → BCN 2026-12-22 09:10:00; nonstop; 460 minutes. Local airport times.
  • American Airlines AA193 / AA2488: BCN 2026-12-31 10:40:00 → PHL 2026-12-31 22:52:00; 1 stop(s) via DFW; 1092 minutes. Local airport times.
    • AA193: BCN 2026-12-31 10:40:00 → DFW 2026-12-31 15:00:00; layover at DFW: 223 minutes.
    • AA2488: DFW 2026-12-31 18:43:00 → PHL 2026-12-31 22:52:00.

More dates for this route