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Chicago → London

Dec 21, 2026 · return Jan 4, 2027

ORD → LHR1 adulteconomyRound trip

11 flight options · 5 airlines

Nonstop flights

Mon, Dec 21 – Mon, Jan 4

American Airlines
6:40 pmORD
7h 55m
Nonstop
8:35 am+1LHR
American Airlines
4:30 pmLHR
8h 45m
Nonstop
7:15 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

United Airlines
9:50 pmORD
8h 10m
Nonstop
12:00 pm+1LHR
United Airlines
7:50 amLHR
9h 5m
Nonstop
10:55 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

British Airways
9:50 pmORD
7h 45m
Nonstop
11:35 am+1LHR
British Airways
11:00 amLHR
8h 45m
Nonstop
1:45 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

United Airlines
5:45 pmORD
8h 10m
Nonstop
7:55 am+1LHR
United Airlines
7:50 amLHR
9h 5m
Nonstop
10:55 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

British Airways
5:10 pmORD
7h 45m
Nonstop
6:55 am+1LHR
British Airways
11:00 amLHR
8h 45m
Nonstop
1:45 pmORD

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Mon, Jan 4

Aer Lingus
3:55 pmORD
10h 10m
DUB · 1h 25m
8:05 am+1LHR
Aer Lingus
7:50 amLHR
12h 20m
DUB · 2h 20m
2:10 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

KLM Royal Dutch Airlines
4:25 pmORD
10h 35m
AMS · 1h 20m
9:00 am+1LHR
KLM Royal Dutch Airlines
8:40 amLHR
11h 45m
AMS · 1h 25m
2:25 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

American Airlines
9:35 pmORD
11h
CDG · 1h 30m
2:35 pm+1LHR
American Airlines
4:30 pmLHR
8h 45m
Nonstop
7:15 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

American Airlines
1:19 pmORD
11h 11m
EWR · 1h 53m
6:30 am+1LHR
American Airlines
4:30 pmLHR
8h 45m
Nonstop
7:15 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

American Airlines
1:30 pmORD
10h 55m
BOS · 1h 42m
6:25 am+1LHR
American Airlines
4:30 pmLHR
8h 45m
Nonstop
7:15 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

United Airlines
1:57 pmORD
10h 33m
YYZ · 1h 33m
6:30 am+1LHR
United Airlines
7:50 amLHR
9h 5m
Nonstop
10:55 amORD

Round-trip total · 1 adult · Taxes included

Make this trip yours

ORD ⇄ LHR

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 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 → 2027-01-04American AirlinesAA86 / AA91$920.502026-10-29T01:53:05Z
2026-12-21 → 2027-01-04United AirlinesUA938 / UA958$933.652026-10-29T01:53:05Z
2026-12-21 → 2027-01-04British AirwaysBA296 / BA295$946.802026-10-29T01:53:05Z
2026-12-21 → 2027-01-04Aer LingusEI122 + EI152 / EI151 + EI123$775.852026-10-29T01:53:05Z
2026-12-21 → 2027-01-04KLM Royal Dutch AirlinesKL612 + KL1003 / KL1002 + KL611$854.752026-10-29T01:53:05Z
2026-12-21 → 2027-01-04United AirlinesUA920 / UA958$933.652026-10-29T01:53:05Z
2026-12-21 → 2027-01-04British AirwaysBA294 / BA295$946.802026-10-29T01:53:05Z
2026-12-21 → 2027-01-04American AirlinesAA150 + BA309 / AA91$880.002026-10-29T01:53:05Z
2026-12-21 → 2027-01-04American AirlinesAA1936 + BA184 / AA91$880.002026-10-29T01:53:05Z
2026-12-21 → 2027-01-04American AirlinesAA3292 + BA212 / AA91$880.002026-10-29T01:53:05Z
2026-12-21 → 2027-01-04United AirlinesUA1172 + AC854 / UA958$893.152026-10-29T01:53:05Z

2026-12-21 → 2027-01-04 · $920.50

  • American Airlines AA86: ORD 2026-12-21 18:40:00 → LHR 2026-12-22 08:35:00; nonstop; 475 minutes. Local airport times.
  • American Airlines AA91: LHR 2027-01-04 16:30:00 → ORD 2027-01-04 19:15:00; nonstop; 525 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $933.65

  • United Airlines UA938: ORD 2026-12-21 21:50:00 → LHR 2026-12-22 12:00:00; nonstop; 490 minutes. Local airport times.
  • United Airlines UA958: LHR 2027-01-04 07:50:00 → ORD 2027-01-04 10:55:00; nonstop; 545 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $946.80

  • British Airways BA296: ORD 2026-12-21 21:50:00 → LHR 2026-12-22 11:35:00; nonstop; 465 minutes. Local airport times.
  • British Airways BA295: LHR 2027-01-04 11:00:00 → ORD 2027-01-04 13:45:00; nonstop; 525 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $775.85

  • Aer Lingus EI122 / EI152: ORD 2026-12-21 15:55:00 → LHR 2026-12-22 08:05:00; 1 stop(s) via DUB; 610 minutes. Local airport times.
    • EI122: ORD 2026-12-21 15:55:00 → DUB 2026-12-22 05:15:00; layover at DUB: 85 minutes.
    • EI152: DUB 2026-12-22 06:40:00 → LHR 2026-12-22 08:05:00.
  • Aer Lingus EI151 / EI123: LHR 2027-01-04 07:50:00 → ORD 2027-01-04 14:10:00; 1 stop(s) via DUB; 740 minutes. Local airport times.
    • EI151: LHR 2027-01-04 07:50:00 → DUB 2027-01-04 09:10:00; layover at DUB: 140 minutes.
    • EI123: DUB 2027-01-04 11:30:00 → ORD 2027-01-04 14:10:00.

2026-12-21 → 2027-01-04 · $854.75

  • KLM Royal Dutch Airlines KL612 / KL1003: ORD 2026-12-21 16:25:00 → LHR 2026-12-22 09:00:00; 1 stop(s) via AMS; 635 minutes. Local airport times.
    • KL612: ORD 2026-12-21 16:25:00 → AMS 2026-12-22 07:15:00; layover at AMS: 80 minutes.
    • KL1003: AMS 2026-12-22 08:35:00 → LHR 2026-12-22 09:00:00.
  • KLM Royal Dutch Airlines KL1002 / KL611: LHR 2027-01-04 08:40:00 → ORD 2027-01-04 14:25:00; 1 stop(s) via AMS; 705 minutes. Local airport times.
    • KL1002: LHR 2027-01-04 08:40:00 → AMS 2027-01-04 11:05:00; layover at AMS: 85 minutes.
    • KL611: AMS 2027-01-04 12:30:00 → ORD 2027-01-04 14:25:00.

2026-12-21 → 2027-01-04 · $933.65

  • United Airlines UA920: ORD 2026-12-21 17:45:00 → LHR 2026-12-22 07:55:00; nonstop; 490 minutes. Local airport times.
  • United Airlines UA958: LHR 2027-01-04 07:50:00 → ORD 2027-01-04 10:55:00; nonstop; 545 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $946.80

  • British Airways BA294: ORD 2026-12-21 17:10:00 → LHR 2026-12-22 06:55:00; nonstop; 465 minutes. Local airport times.
  • British Airways BA295: LHR 2027-01-04 11:00:00 → ORD 2027-01-04 13:45:00; nonstop; 525 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $880.00

  • American Airlines AA150 / BA309: ORD 2026-12-21 21:35:00 → LHR 2026-12-22 14:35:00; 1 stop(s) via CDG; 660 minutes. Local airport times.
    • AA150: ORD 2026-12-21 21:35:00 → CDG 2026-12-22 12:40:00; layover at CDG: 90 minutes.
    • BA309: CDG 2026-12-22 14:10:00 → LHR 2026-12-22 14:35:00.
  • American Airlines AA91: LHR 2027-01-04 16:30:00 → ORD 2027-01-04 19:15:00; nonstop; 525 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $880.00

  • American Airlines AA1936 / BA184: ORD 2026-12-21 13:19:00 → LHR 2026-12-22 06:30:00; 1 stop(s) via EWR; 671 minutes. Local airport times.
    • AA1936: ORD 2026-12-21 13:19:00 → EWR 2026-12-21 16:37:00; layover at EWR: 113 minutes.
    • BA184: EWR 2026-12-21 18:30:00 → LHR 2026-12-22 06:30:00.
  • American Airlines AA91: LHR 2027-01-04 16:30:00 → ORD 2027-01-04 19:15:00; nonstop; 525 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $880.00

  • American Airlines AA3292 / BA212: ORD 2026-12-21 13:30:00 → LHR 2026-12-22 06:25:00; 1 stop(s) via BOS; 655 minutes. Local airport times.
    • AA3292: ORD 2026-12-21 13:30:00 → BOS 2026-12-21 17:03:00; layover at BOS: 102 minutes.
    • BA212: BOS 2026-12-21 18:45:00 → LHR 2026-12-22 06:25:00.
  • American Airlines AA91: LHR 2027-01-04 16:30:00 → ORD 2027-01-04 19:15:00; nonstop; 525 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $893.15

  • United Airlines UA1172 / AC854: ORD 2026-12-21 13:57:00 → LHR 2026-12-22 06:30:00; 1 stop(s) via YYZ; 633 minutes. Local airport times.
    • UA1172: ORD 2026-12-21 13:57:00 → YYZ 2026-12-21 16:47:00; layover at YYZ: 93 minutes.
    • AC854: YYZ 2026-12-21 18:20:00 → LHR 2026-12-22 06:30:00.
  • United Airlines UA958: LHR 2027-01-04 07:50:00 → ORD 2027-01-04 10:55:00; nonstop; 545 minutes. Local airport times.

More dates for this route