Travel with Axel,
get the best price.

Chicago → Barcelona

Choose your travel dates

ORD → BCN1 adulteconomy

21 flight options · 4 airlines

Round-trip flights

Fri, Nov 27 – Fri, Dec 4

United Airlines
9:50 pmORD
8h 25m
Nonstop
1:15 pm+1BCN
United Airlines
3:10 pmBCN
9h 50m
Nonstop
6:00 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Aer Lingus
3:55 pmORD
11h 55m
DUB · 1h 55m
10:50 am+1BCN
Iberia
9:15 amBCN
12h 40m
MAD · 1h 20m
2:55 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Delta Air Lines
3:59 pmORD
11h 46m
ATL · 1h 16m
10:45 am+1BCN
Iberia
9:15 amBCN
12h 40m
MAD · 1h 20m
2:55 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

British Airways
9:50 pmORD
11h 20m
LHR · 1h 20m
4:10 pm+1BCN
British Airways
12:20 pmBCN
13h 25m
LHR · 1h 55m
6:45 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
9:50 pmORD
8h 25m
Nonstop
1:15 pm+1BCN
United Airlines
3:10 pmBCN
9h 50m
Nonstop
6:00 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Aer Lingus
3:55 pmORD
11h 55m
DUB · 1h 55m
10:50 am+1BCN
Air Canada
1:35 pmBCN
13h 17m
YUL · 2h
7:52 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Delta Air Lines
1:35 pmORD
12h 5m
JFK · 1h 58m
8:40 am+1BCN
Iberia
9:15 amBCN
12h 40m
MAD · 1h 20m
2:55 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

British Airways
9:50 pmORD
11h 20m
LHR · 1h 20m
4:10 pm+1BCN
British Airways
12:20 pmBCN
13h 25m
LHR · 1h 55m
6:45 pmORD

Round-trip total · 1 adult · Taxes included

Show 6 more flights

Fri, Nov 27 – Fri, Dec 4

Delta Air Lines
1:35 pmORD
12h 5m
JFK · 1h 58m
8:40 am+1BCN
Air Canada
1:35 pmBCN
13h 17m
YUL · 2h
7:52 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Delta Air Lines
3:59 pmORD
11h 46m
ATL · 1h 16m
10:45 am+1BCN
Air Canada
1:35 pmBCN
13h 17m
YUL · 2h
7:52 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
3:40 pmORD
12h 10m
FCO · 1h 15m
10:50 am+1BCN
United Airlines
3:10 pmBCN
9h 50m
Nonstop
6:00 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
2:22 pmORD
11h 38m
IAD · 1h 28m
9:00 am+1BCN
United Airlines
3:10 pmBCN
9h 50m
Nonstop
6:00 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
3:40 pmORD
12h 10m
FCO · 1h 15m
10:50 am+1BCN
United Airlines
3:10 pmBCN
9h 50m
Nonstop
6:00 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
2:22 pmORD
11h 38m
IAD · 1h 28m
9:00 am+1BCN
United Airlines
3:10 pmBCN
9h 50m
Nonstop
6:00 pmORD

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

United Airlines
9:50 pmORD
8h 25m
Nonstop
1:15 pm+1BCN

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Aer Lingus
3:55 pmORD
11h 55m
DUB · 1h 55m
10:50 am+1BCN

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

British Airways
9:50 pmORD
11h 20m
LHR · 1h 20m
4:10 pm+1BCN

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Delta Air Lines
3:59 pmORD
11h 46m
ATL · 1h 16m
10:45 am+1BCN

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
2:22 pmORD
11h 38m
IAD · 1h 28m
9:00 am+1BCN

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
3:40 pmORD
12h 10m
FCO · 1h 15m
10:50 am+1BCN

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Delta Air Lines
1:35 pmORD
12h 5m
JFK · 1h 58m
8:40 am+1BCN

One-way total · 1 adult · Taxes included

Make this trip yours

ORD ⇄ 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, United 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.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. 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

Nov 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)
2026-11-20 · one wayUnited AirlinesUA769$550.002026-10-29T01:52:45Z
2026-11-27 → 2026-12-04United AirlinesUA769 / UA770$892.502026-10-29T01:52:45Z
2026-11-20 · one wayAer LingusEI122 + EI562$430.002026-10-29T01:52:45Z
2026-11-20 · one wayBritish AirwaysBA296 + BA484$480.002026-10-29T01:52:45Z
2026-11-20 · one wayDelta Air LinesDL1477 + DL270$510.002026-10-29T01:52:45Z
2026-11-20 → 2026-11-23Aer Lingus / IberiaEI122 + EI562 / IB404 + IB341$720.002026-10-29T01:52:45Z
2026-11-20 → 2026-11-23Delta Air Lines / IberiaDL1477 + DL270 / IB404 + IB341$780.002026-10-29T01:52:45Z
2026-11-27 → 2026-12-04British AirwaysBA296 + BA484 / BA477 + BA297$787.502026-10-29T01:52:45Z
2026-11-20 → 2026-11-23United AirlinesUA769 / UA770$892.502026-10-29T01:52:45Z
2026-11-20 · one wayUnited AirlinesUA587 + UA992$490.002026-10-29T01:52:45Z
2026-11-20 · one wayUnited AirlinesUA970 + AZ74$490.002026-10-29T01:52:45Z
2026-11-20 · one wayDelta Air LinesDL5035 + DL168$510.002026-10-29T01:52:45Z
2026-11-27 → 2026-12-04Aer Lingus / Air CanadaEI122 + EI562 / AC823 + AC8483$723.502026-10-29T01:52:45Z
2026-11-20 → 2026-11-23Delta Air Lines / IberiaDL5035 + DL168 / IB404 + IB341$780.002026-10-29T01:52:45Z
2026-11-20 → 2026-11-23British AirwaysBA296 + BA484 / BA477 + BA297$787.502026-10-29T01:52:45Z
2026-11-27 → 2026-12-04Delta Air Lines / Air CanadaDL5035 + DL168 / AC823 + AC8483$789.502026-10-29T01:52:45Z
2026-11-27 → 2026-12-04Delta Air Lines / Air CanadaDL1477 + DL270 / AC823 + AC8483$789.502026-10-29T01:52:45Z
2026-11-27 → 2026-12-04United AirlinesUA970 + AZ74 / UA770$843.002026-10-29T01:52:45Z
2026-11-27 → 2026-12-04United AirlinesUA587 + UA992 / UA770$843.002026-10-29T01:52:45Z
2026-11-20 → 2026-11-23United AirlinesUA970 + AZ74 / UA770$847.502026-10-29T01:52:45Z
2026-11-20 → 2026-11-23United AirlinesUA587 + UA992 / UA770$847.502026-10-29T01:52:45Z

2026-11-20 · one way · $550.00

  • United Airlines UA769: ORD 2026-11-20 21:50:00 → BCN 2026-11-21 13:15:00; nonstop; 505 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $892.50

  • United Airlines UA769: ORD 2026-11-27 21:50:00 → BCN 2026-11-28 13:15:00; nonstop; 505 minutes. Local airport times.
  • United Airlines UA770: BCN 2026-12-04 15:10:00 → ORD 2026-12-04 18:00:00; nonstop; 590 minutes. Local airport times.

2026-11-20 · one way · $430.00

  • Aer Lingus EI122 / EI562: ORD 2026-11-20 15:55:00 → BCN 2026-11-21 10:50:00; 1 stop(s) via DUB; 715 minutes. Local airport times.
    • EI122: ORD 2026-11-20 15:55:00 → DUB 2026-11-21 05:15:00; layover at DUB: 115 minutes.
    • EI562: DUB 2026-11-21 07:10:00 → BCN 2026-11-21 10:50:00.

2026-11-20 · one way · $480.00

  • British Airways BA296 / BA484: ORD 2026-11-20 21:50:00 → BCN 2026-11-21 16:10:00; 1 stop(s) via LHR; 680 minutes. Local airport times.
    • BA296: ORD 2026-11-20 21:50:00 → LHR 2026-11-21 11:35:00; layover at LHR: 80 minutes.
    • BA484: LHR 2026-11-21 12:55:00 → BCN 2026-11-21 16:10:00.

2026-11-20 · one way · $510.00

  • Delta Air Lines DL1477 / DL270: ORD 2026-11-20 15:59:00 → BCN 2026-11-21 10:45:00; 1 stop(s) via ATL; 706 minutes. Local airport times.
    • DL1477: ORD 2026-11-20 15:59:00 → ATL 2026-11-20 18:54:00; layover at ATL: 76 minutes.
    • DL270: ATL 2026-11-20 20:10:00 → BCN 2026-11-21 10:45:00.

2026-11-20 → 2026-11-23 · $720.00

  • Aer Lingus EI122 / EI562: ORD 2026-11-20 15:55:00 → BCN 2026-11-21 10:50:00; 1 stop(s) via DUB; 715 minutes. Local airport times.
    • EI122: ORD 2026-11-20 15:55:00 → DUB 2026-11-21 05:15:00; layover at DUB: 115 minutes.
    • EI562: DUB 2026-11-21 07:10:00 → BCN 2026-11-21 10:50:00.
  • Iberia IB404 / IB341: BCN 2026-11-23 09:15:00 → ORD 2026-11-23 14:55:00; 1 stop(s) via MAD; 760 minutes. Local airport times.
    • IB404: BCN 2026-11-23 09:15:00 → MAD 2026-11-23 10:40:00; layover at MAD: 80 minutes.
    • IB341: MAD 2026-11-23 12:00:00 → ORD 2026-11-23 14:55:00.

2026-11-20 → 2026-11-23 · $780.00

  • Delta Air Lines DL1477 / DL270: ORD 2026-11-20 15:59:00 → BCN 2026-11-21 10:45:00; 1 stop(s) via ATL; 706 minutes. Local airport times.
    • DL1477: ORD 2026-11-20 15:59:00 → ATL 2026-11-20 18:54:00; layover at ATL: 76 minutes.
    • DL270: ATL 2026-11-20 20:10:00 → BCN 2026-11-21 10:45:00.
  • Iberia IB404 / IB341: BCN 2026-11-23 09:15:00 → ORD 2026-11-23 14:55:00; 1 stop(s) via MAD; 760 minutes. Local airport times.
    • IB404: BCN 2026-11-23 09:15:00 → MAD 2026-11-23 10:40:00; layover at MAD: 80 minutes.
    • IB341: MAD 2026-11-23 12:00:00 → ORD 2026-11-23 14:55:00.

2026-11-27 → 2026-12-04 · $787.50

  • British Airways BA296 / BA484: ORD 2026-11-27 21:50:00 → BCN 2026-11-28 16:10:00; 1 stop(s) via LHR; 680 minutes. Local airport times.
    • BA296: ORD 2026-11-27 21:50:00 → LHR 2026-11-28 11:35:00; layover at LHR: 80 minutes.
    • BA484: LHR 2026-11-28 12:55:00 → BCN 2026-11-28 16:10:00.
  • British Airways BA477 / BA297: BCN 2026-12-04 12:20:00 → ORD 2026-12-04 18:45:00; 1 stop(s) via LHR; 805 minutes. Local airport times.
    • BA477: BCN 2026-12-04 12:20:00 → LHR 2026-12-04 13:45:00; layover at LHR: 115 minutes.
    • BA297: LHR 2026-12-04 15:40:00 → ORD 2026-12-04 18:45:00.

2026-11-20 → 2026-11-23 · $892.50

  • United Airlines UA769: ORD 2026-11-20 21:50:00 → BCN 2026-11-21 13:15:00; nonstop; 505 minutes. Local airport times.
  • United Airlines UA770: BCN 2026-11-23 15:10:00 → ORD 2026-11-23 18:00:00; nonstop; 590 minutes. Local airport times.

2026-11-20 · one way · $490.00

  • United Airlines UA587 / UA992: ORD 2026-11-20 14:22:00 → BCN 2026-11-21 09:00:00; 1 stop(s) via IAD; 698 minutes. Local airport times.
    • UA587: ORD 2026-11-20 14:22:00 → IAD 2026-11-20 17:22:00; layover at IAD: 88 minutes.
    • UA992: IAD 2026-11-20 18:50:00 → BCN 2026-11-21 09:00:00.

2026-11-20 · one way · $490.00

  • United Airlines UA970 / AZ74: ORD 2026-11-20 15:40:00 → BCN 2026-11-21 10:50:00; 1 stop(s) via FCO; 730 minutes. Local airport times.
    • UA970: ORD 2026-11-20 15:40:00 → FCO 2026-11-21 07:45:00; layover at FCO: 75 minutes.
    • AZ74: FCO 2026-11-21 09:00:00 → BCN 2026-11-21 10:50:00.

2026-11-20 · one way · $510.00

  • Delta Air Lines DL5035 / DL168: ORD 2026-11-20 13:35:00 → BCN 2026-11-21 08:40:00; 1 stop(s) via JFK; 725 minutes. Local airport times.
    • DL5035: ORD 2026-11-20 13:35:00 → JFK 2026-11-20 16:57:00; layover at JFK: 118 minutes.
    • DL168: JFK 2026-11-20 18:55:00 → BCN 2026-11-21 08:40:00.

2026-11-27 → 2026-12-04 · $723.50

  • Aer Lingus EI122 / EI562: ORD 2026-11-27 15:55:00 → BCN 2026-11-28 10:50:00; 1 stop(s) via DUB; 715 minutes. Local airport times.
    • EI122: ORD 2026-11-27 15:55:00 → DUB 2026-11-28 05:15:00; layover at DUB: 115 minutes.
    • EI562: DUB 2026-11-28 07:10:00 → BCN 2026-11-28 10:50:00.
  • Air Canada AC823 / AC8483: BCN 2026-12-04 13:35:00 → ORD 2026-12-04 19:52:00; 1 stop(s) via YUL; 797 minutes. Local airport times.
    • AC823: BCN 2026-12-04 13:35:00 → YUL 2026-12-04 16:10:00; layover at YUL: 120 minutes.
    • AC8483: YUL 2026-12-04 18:10:00 → ORD 2026-12-04 19:52:00.

2026-11-20 → 2026-11-23 · $780.00

  • Delta Air Lines DL5035 / DL168: ORD 2026-11-20 13:35:00 → BCN 2026-11-21 08:40:00; 1 stop(s) via JFK; 725 minutes. Local airport times.
    • DL5035: ORD 2026-11-20 13:35:00 → JFK 2026-11-20 16:57:00; layover at JFK: 118 minutes.
    • DL168: JFK 2026-11-20 18:55:00 → BCN 2026-11-21 08:40:00.
  • Iberia IB404 / IB341: BCN 2026-11-23 09:15:00 → ORD 2026-11-23 14:55:00; 1 stop(s) via MAD; 760 minutes. Local airport times.
    • IB404: BCN 2026-11-23 09:15:00 → MAD 2026-11-23 10:40:00; layover at MAD: 80 minutes.
    • IB341: MAD 2026-11-23 12:00:00 → ORD 2026-11-23 14:55:00.

2026-11-20 → 2026-11-23 · $787.50

  • British Airways BA296 / BA484: ORD 2026-11-20 21:50:00 → BCN 2026-11-21 16:10:00; 1 stop(s) via LHR; 680 minutes. Local airport times.
    • BA296: ORD 2026-11-20 21:50:00 → LHR 2026-11-21 11:35:00; layover at LHR: 80 minutes.
    • BA484: LHR 2026-11-21 12:55:00 → BCN 2026-11-21 16:10:00.
  • British Airways BA477 / BA297: BCN 2026-11-23 12:20:00 → ORD 2026-11-23 18:45:00; 1 stop(s) via LHR; 805 minutes. Local airport times.
    • BA477: BCN 2026-11-23 12:20:00 → LHR 2026-11-23 13:45:00; layover at LHR: 115 minutes.
    • BA297: LHR 2026-11-23 15:40:00 → ORD 2026-11-23 18:45:00.

2026-11-27 → 2026-12-04 · $789.50

  • Delta Air Lines DL5035 / DL168: ORD 2026-11-27 13:35:00 → BCN 2026-11-28 08:40:00; 1 stop(s) via JFK; 725 minutes. Local airport times.
    • DL5035: ORD 2026-11-27 13:35:00 → JFK 2026-11-27 16:57:00; layover at JFK: 118 minutes.
    • DL168: JFK 2026-11-27 18:55:00 → BCN 2026-11-28 08:40:00.
  • Air Canada AC823 / AC8483: BCN 2026-12-04 13:35:00 → ORD 2026-12-04 19:52:00; 1 stop(s) via YUL; 797 minutes. Local airport times.
    • AC823: BCN 2026-12-04 13:35:00 → YUL 2026-12-04 16:10:00; layover at YUL: 120 minutes.
    • AC8483: YUL 2026-12-04 18:10:00 → ORD 2026-12-04 19:52:00.

2026-11-27 → 2026-12-04 · $789.50

  • Delta Air Lines DL1477 / DL270: ORD 2026-11-27 15:59:00 → BCN 2026-11-28 10:45:00; 1 stop(s) via ATL; 706 minutes. Local airport times.
    • DL1477: ORD 2026-11-27 15:59:00 → ATL 2026-11-27 18:54:00; layover at ATL: 76 minutes.
    • DL270: ATL 2026-11-27 20:10:00 → BCN 2026-11-28 10:45:00.
  • Air Canada AC823 / AC8483: BCN 2026-12-04 13:35:00 → ORD 2026-12-04 19:52:00; 1 stop(s) via YUL; 797 minutes. Local airport times.
    • AC823: BCN 2026-12-04 13:35:00 → YUL 2026-12-04 16:10:00; layover at YUL: 120 minutes.
    • AC8483: YUL 2026-12-04 18:10:00 → ORD 2026-12-04 19:52:00.

2026-11-27 → 2026-12-04 · $843.00

  • United Airlines UA970 / AZ74: ORD 2026-11-27 15:40:00 → BCN 2026-11-28 10:50:00; 1 stop(s) via FCO; 730 minutes. Local airport times.
    • UA970: ORD 2026-11-27 15:40:00 → FCO 2026-11-28 07:45:00; layover at FCO: 75 minutes.
    • AZ74: FCO 2026-11-28 09:00:00 → BCN 2026-11-28 10:50:00.
  • United Airlines UA770: BCN 2026-12-04 15:10:00 → ORD 2026-12-04 18:00:00; nonstop; 590 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $843.00

  • United Airlines UA587 / UA992: ORD 2026-11-27 14:22:00 → BCN 2026-11-28 09:00:00; 1 stop(s) via IAD; 698 minutes. Local airport times.
    • UA587: ORD 2026-11-27 14:22:00 → IAD 2026-11-27 17:22:00; layover at IAD: 88 minutes.
    • UA992: IAD 2026-11-27 18:50:00 → BCN 2026-11-28 09:00:00.
  • United Airlines UA770: BCN 2026-12-04 15:10:00 → ORD 2026-12-04 18:00:00; nonstop; 590 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $847.50

  • United Airlines UA970 / AZ74: ORD 2026-11-20 15:40:00 → BCN 2026-11-21 10:50:00; 1 stop(s) via FCO; 730 minutes. Local airport times.
    • UA970: ORD 2026-11-20 15:40:00 → FCO 2026-11-21 07:45:00; layover at FCO: 75 minutes.
    • AZ74: FCO 2026-11-21 09:00:00 → BCN 2026-11-21 10:50:00.
  • United Airlines UA770: BCN 2026-11-23 15:10:00 → ORD 2026-11-23 18:00:00; nonstop; 590 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $847.50

  • United Airlines UA587 / UA992: ORD 2026-11-20 14:22:00 → BCN 2026-11-21 09:00:00; 1 stop(s) via IAD; 698 minutes. Local airport times.
    • UA587: ORD 2026-11-20 14:22:00 → IAD 2026-11-20 17:22:00; layover at IAD: 88 minutes.
    • UA992: IAD 2026-11-20 18:50:00 → BCN 2026-11-21 09:00:00.
  • United Airlines UA770: BCN 2026-11-23 15:10:00 → ORD 2026-11-23 18:00:00; nonstop; 590 minutes. Local airport times.

More dates for this route