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Chicago → Reykjavik

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ORD → KEF1 adulteconomy

12 flight options · 4 airlines

Round-trip flights

Fri, Nov 20 – Mon, Nov 23

FI
6:30 pmORD
6h 15m
Nonstop
6:45 am+1KEF
FI
4:30 pmKEF
6h 50m
Nonstop
5:20 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
9:45 pmORD
6h 15m
Nonstop
10:00 am+1KEF
United Airlines
12:00 pmKEF
6h 55m
Nonstop
12:55 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

American Airlines
6:35 pmORD
13h 15m
LHR · 1h 55m
1:50 pm+1KEF
FI
4:30 pmKEF
6h 50m
Nonstop
5:20 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

British Airways
9:50 pmORD
13h 15m
LHR · 2h 10m
5:05 pm+1KEF
British Airways
11:50 amKEF
13h 45m
LHR · 1h 30m
7:35 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

FI
6:30 pmORD
6h 15m
Nonstop
6:45 am+1KEF
FI
4:30 pmKEF
6h 50m
Nonstop
5:20 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
9:45 pmORD
6h 15m
Nonstop
10:00 am+1KEF
United Airlines
12:00 pmKEF
6h 55m
Nonstop
12:55 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

American Airlines
6:35 pmORD
13h 15m
LHR · 1h 55m
1:50 pm+1KEF
FI
4:30 pmKEF
6h 50m
Nonstop
5:20 pmORD

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

British Airways
9:50 pmORD
13h 15m
LHR · 2h 10m
5:05 pm+1KEF
British Airways
11:50 amKEF
13h 45m
LHR · 1h 30m
7:35 pmORD

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

FI
6:30 pmORD
6h 15m
Nonstop
6:45 am+1KEF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
9:45 pmORD
6h 15m
Nonstop
10:00 am+1KEF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

British Airways
9:50 pmORD
13h 15m
LHR · 2h 10m
5:05 pm+1KEF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

American Airlines
6:35 pmORD
13h 15m
LHR · 1h 55m
1:50 pm+1KEF

One-way total · 1 adult · Taxes included

Make this trip yours

ORD ⇄ KEF

Economy

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

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  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
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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 wayFIFI852$361.002026-10-29T01:53:02Z
2026-11-20 → 2026-11-23FIFI852 / FI853$587.052026-10-29T01:53:02Z
2026-11-20 · one wayUnited AirlinesUA912$617.502026-10-29T01:53:02Z
2026-11-20 → 2026-11-23United AirlinesUA912 / UA913$686.552026-10-29T01:53:02Z
2026-11-20 · one wayBritish AirwaysBA296 + BA802$589.002026-10-29T01:53:02Z
2026-11-20 · one wayAmerican AirlinesAA86 + BA802$617.502026-10-29T01:53:02Z
2026-11-20 → 2026-11-23American Airlines / FIAA86 + BA802 / FI853$648.802026-10-29T01:53:02Z
2026-11-20 → 2026-11-23British AirwaysBA296 + BA802 / BA801 + AA87$696.502026-10-29T01:53:02Z
2026-11-27 → 2026-12-04FIFI852 / FI853$601.802026-10-29T01:53:02Z
2026-11-27 → 2026-12-04United AirlinesUA912 / UA913$703.802026-10-29T01:53:02Z
2026-11-27 → 2026-12-04American Airlines / FIAA86 + BA802 / FI853$669.402026-10-29T01:53:02Z
2026-11-27 → 2026-12-04British AirwaysBA296 + BA802 / BA801 + AA87$714.002026-10-29T01:53:02Z

2026-11-20 · one way · $361.00

  • FI FI852: ORD 2026-11-20 18:30:00 → KEF 2026-11-21 06:45:00; nonstop; 375 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $587.05

  • FI FI852: ORD 2026-11-20 18:30:00 → KEF 2026-11-21 06:45:00; nonstop; 375 minutes. Local airport times.
  • FI FI853: KEF 2026-11-23 16:30:00 → ORD 2026-11-23 17:20:00; nonstop; 410 minutes. Local airport times.

2026-11-20 · one way · $617.50

  • United Airlines UA912: ORD 2026-11-20 21:45:00 → KEF 2026-11-21 10:00:00; nonstop; 375 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $686.55

  • United Airlines UA912: ORD 2026-11-20 21:45:00 → KEF 2026-11-21 10:00:00; nonstop; 375 minutes. Local airport times.
  • United Airlines UA913: KEF 2026-11-23 12:00:00 → ORD 2026-11-23 12:55:00; nonstop; 415 minutes. Local airport times.

2026-11-20 · one way · $589.00

  • British Airways BA296 / BA802: ORD 2026-11-20 21:50:00 → KEF 2026-11-21 17:05:00; 1 stop(s) via LHR; 795 minutes. Local airport times.
    • BA296: ORD 2026-11-20 21:50:00 → LHR 2026-11-21 11:35:00; layover at LHR: 130 minutes.
    • BA802: LHR 2026-11-21 13:45:00 → KEF 2026-11-21 17:05:00.

2026-11-20 · one way · $617.50

  • American Airlines AA86 / BA802: ORD 2026-11-20 18:35:00 → KEF 2026-11-21 13:50:00; 1 stop(s) via LHR; 795 minutes. Local airport times.
    • AA86: ORD 2026-11-20 18:35:00 → LHR 2026-11-21 08:35:00; layover at LHR: 115 minutes.
    • BA802: LHR 2026-11-21 10:30:00 → KEF 2026-11-21 13:50:00.

2026-11-20 → 2026-11-23 · $648.80

  • American Airlines AA86 / BA802: ORD 2026-11-20 18:35:00 → KEF 2026-11-21 13:50:00; 1 stop(s) via LHR; 795 minutes. Local airport times.
    • AA86: ORD 2026-11-20 18:35:00 → LHR 2026-11-21 08:35:00; layover at LHR: 115 minutes.
    • BA802: LHR 2026-11-21 10:30:00 → KEF 2026-11-21 13:50:00.
  • FI FI853: KEF 2026-11-23 16:30:00 → ORD 2026-11-23 17:20:00; nonstop; 410 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $696.50

  • British Airways BA296 / BA802: ORD 2026-11-20 21:50:00 → KEF 2026-11-21 17:05:00; 1 stop(s) via LHR; 795 minutes. Local airport times.
    • BA296: ORD 2026-11-20 21:50:00 → LHR 2026-11-21 11:35:00; layover at LHR: 130 minutes.
    • BA802: LHR 2026-11-21 13:45:00 → KEF 2026-11-21 17:05:00.
  • British Airways BA801 / AA87: KEF 2026-11-23 11:50:00 → ORD 2026-11-23 19:35:00; 1 stop(s) via LHR; 825 minutes. Local airport times.
    • BA801: KEF 2026-11-23 11:50:00 → LHR 2026-11-23 15:00:00; layover at LHR: 90 minutes.
    • AA87: LHR 2026-11-23 16:30:00 → ORD 2026-11-23 19:35:00.

2026-11-27 → 2026-12-04 · $601.80

  • FI FI852: ORD 2026-11-27 18:30:00 → KEF 2026-11-28 06:45:00; nonstop; 375 minutes. Local airport times.
  • FI FI853: KEF 2026-12-04 16:30:00 → ORD 2026-12-04 17:20:00; nonstop; 410 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $703.80

  • United Airlines UA912: ORD 2026-11-27 21:45:00 → KEF 2026-11-28 10:00:00; nonstop; 375 minutes. Local airport times.
  • United Airlines UA913: KEF 2026-12-04 12:00:00 → ORD 2026-12-04 12:55:00; nonstop; 415 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $669.40

  • American Airlines AA86 / BA802: ORD 2026-11-27 18:35:00 → KEF 2026-11-28 13:50:00; 1 stop(s) via LHR; 795 minutes. Local airport times.
    • AA86: ORD 2026-11-27 18:35:00 → LHR 2026-11-28 08:35:00; layover at LHR: 115 minutes.
    • BA802: LHR 2026-11-28 10:30:00 → KEF 2026-11-28 13:50:00.
  • FI FI853: KEF 2026-12-04 16:30:00 → ORD 2026-12-04 17:20:00; nonstop; 410 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $714.00

  • British Airways BA296 / BA802: ORD 2026-11-27 21:50:00 → KEF 2026-11-28 17:05:00; 1 stop(s) via LHR; 795 minutes. Local airport times.
    • BA296: ORD 2026-11-27 21:50:00 → LHR 2026-11-28 11:35:00; layover at LHR: 130 minutes.
    • BA802: LHR 2026-11-28 13:45:00 → KEF 2026-11-28 17:05:00.
  • British Airways BA801 / AA87: KEF 2026-12-04 11:50:00 → ORD 2026-12-04 19:35:00; 1 stop(s) via LHR; 825 minutes. Local airport times.
    • BA801: KEF 2026-12-04 11:50:00 → LHR 2026-12-04 15:00:00; layover at LHR: 90 minutes.
    • AA87: LHR 2026-12-04 16:30:00 → ORD 2026-12-04 19:35:00.

More dates for this route