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Boston → Reykjavik

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BOS → KEF1 adulteconomy

6 flight options · 2 airlines

Round-trip flights

Fri, Nov 27 – Fri, Dec 4

FI
7:50 pmBOS
5h 15m
Nonstop
6:05 am+1KEF
FI
5:00 pmKEF
5h 50m
Nonstop
5:50 pmBOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
4:45 pmBOS
12h 15m
ORD · 2h 57m
10:00 am+1KEF
United Airlines
12:00 pmKEF
12h 29m
ORD · 3h 5m
7:29 pmBOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

FI
7:50 pmBOS
5h 15m
Nonstop
6:05 am+1KEF
FI
5:00 pmKEF
5h 50m
Nonstop
5:50 pmBOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
4:45 pmBOS
12h 15m
ORD · 2h 57m
10:00 am+1KEF
United Airlines
12:00 pmKEF
12h 29m
ORD · 3h 5m
7:29 pmBOS

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

FI
7:50 pmBOS
5h 15m
Nonstop
6:05 am+1KEF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
4:45 pmBOS
12h 15m
ORD · 2h 57m
10:00 am+1KEF

One-way total · 1 adult · Taxes included

Make this trip yours

BOS ⇄ 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.
  • 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 wayFIFI630$350.002026-10-29T00:52:17Z
2026-11-27 → 2026-12-04FIFI630 / FI631$577.502026-10-29T00:52:17Z
2026-11-20 · one wayUnited AirlinesUA2040 + UA912$425.002026-10-29T00:52:17Z
2026-11-27 → 2026-12-04United AirlinesUA2040 + UA912 / UA913 + UA487$682.502026-10-29T00:52:17Z
2026-11-20 → 2026-11-23FIFI630 / FI631$577.502026-10-29T00:52:17Z
2026-11-20 → 2026-11-23United AirlinesUA2040 + UA912 / UA913 + UA487$682.502026-10-29T00:52:17Z

2026-11-20 · one way · $350.00

  • FI FI630: BOS 2026-11-20 19:50:00 → KEF 2026-11-21 06:05:00; nonstop; 315 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $577.50

  • FI FI630: BOS 2026-11-27 19:50:00 → KEF 2026-11-28 06:05:00; nonstop; 315 minutes. Local airport times.
  • FI FI631: KEF 2026-12-04 17:00:00 → BOS 2026-12-04 17:50:00; nonstop; 350 minutes. Local airport times.

2026-11-20 · one way · $425.00

  • United Airlines UA2040 / UA912: BOS 2026-11-20 16:45:00 → KEF 2026-11-21 10:00:00; 1 stop(s) via ORD; 735 minutes. Local airport times.
    • UA2040: BOS 2026-11-20 16:45:00 → ORD 2026-11-20 18:48:00; layover at ORD: 177 minutes.
    • UA912: ORD 2026-11-20 21:45:00 → KEF 2026-11-21 10:00:00.

2026-11-27 → 2026-12-04 · $682.50

  • United Airlines UA2040 / UA912: BOS 2026-11-27 16:45:00 → KEF 2026-11-28 10:00:00; 1 stop(s) via ORD; 735 minutes. Local airport times.
    • UA2040: BOS 2026-11-27 16:45:00 → ORD 2026-11-27 18:48:00; layover at ORD: 177 minutes.
    • UA912: ORD 2026-11-27 21:45:00 → KEF 2026-11-28 10:00:00.
  • United Airlines UA913 / UA487: KEF 2026-12-04 12:00:00 → BOS 2026-12-04 19:29:00; 1 stop(s) via ORD; 749 minutes. Local airport times.
    • UA913: KEF 2026-12-04 12:00:00 → ORD 2026-12-04 12:55:00; layover at ORD: 185 minutes.
    • UA487: ORD 2026-12-04 16:00:00 → BOS 2026-12-04 19:29:00.

2026-11-20 → 2026-11-23 · $577.50

  • FI FI630: BOS 2026-11-20 19:50:00 → KEF 2026-11-21 06:05:00; nonstop; 315 minutes. Local airport times.
  • FI FI631: KEF 2026-11-23 17:00:00 → BOS 2026-11-23 17:50:00; nonstop; 350 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $682.50

  • United Airlines UA2040 / UA912: BOS 2026-11-20 16:45:00 → KEF 2026-11-21 10:00:00; 1 stop(s) via ORD; 735 minutes. Local airport times.
    • UA2040: BOS 2026-11-20 16:45:00 → ORD 2026-11-20 18:48:00; layover at ORD: 177 minutes.
    • UA912: ORD 2026-11-20 21:45:00 → KEF 2026-11-21 10:00:00.
  • United Airlines UA913 / UA487: KEF 2026-11-23 12:00:00 → BOS 2026-11-23 19:29:00; 1 stop(s) via ORD; 749 minutes. Local airport times.
    • UA913: KEF 2026-11-23 12:00:00 → ORD 2026-11-23 12:55:00; layover at ORD: 185 minutes.
    • UA487: ORD 2026-11-23 16:00:00 → BOS 2026-11-23 19:29:00.

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