Boston to Reykjavik BOS → KEF
Logan International Airport (BOS) → Keflavik International Airport (KEF)
The cheapest return found recently is $468 with Icelandair, 3 Apr 2027 – 17 Apr 2027, found yesterday.
Return
The cheapest return fare on each of 6 departure dates is usually $464 to $492.
Cheapest return found recently
$468
3 Apr 2027 – 17 Apr 2027 · Icelandair
Logan International Airport (BOS) → Keflavik International Airport (KEF)
Leaves 11:00 p.m. · Return leaves 7:55 p.m. · 11 h of travel, both ways together
out nonstop, back nonstop
found yesterday
Cheapest nonstop return
$468
3 Apr 2027 – 17 Apr 2027 · Icelandair
Logan International Airport (BOS) → Keflavik International Airport (KEF)
Leaves 11:00 p.m. · Return leaves 7:55 p.m. · 11 h of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$468 3 Apr 2027 – 17 Apr 2027found yesterdaySee prices for these dates
$463 19 Feb 2027 – 24 Feb 2027found 2 days agoSee prices for these dates
What have prices looked like?
Over 23 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $320 to $761.
23 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 6 departure dates from 19 Feb 2027 to 25 Jun 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 14-night return fares leaving within 3 days of 3 Apr 2027 to compare.
Every date we hold
6 fares on 6 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 19 Feb 2027 – 24 Feb 2027 | $463 | Icelandair | Logan International Airport (BOS) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 20 Feb 2027 – 24 Feb 2027 | $463 | Icelandair | Logan International Airport (BOS) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 26 Feb 2027 – 3 Mar 2027 | $495 | Icelandair | Logan International Airport (BOS) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 5 Mar 2027 – 11 Mar 2027 | $516 | Icelandair | Logan International Airport (BOS) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 3 Apr 2027 – 17 Apr 2027 | $468 | Icelandair | Logan International Airport (BOS) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 25 Jun 2027 – 16 Jul 2027 | $483 | Air Canada | Logan International Airport (BOS) → Keflavik International Airport (KEF) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
February 2027 is the cheapest month — from $463.
Airlines on the cheapest dates: Icelandair, Air Canada.
Premium cabin fares from Boston to Reykjavik
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 3 Apr 2027 – 17 Apr 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Boston to Reykjavik?
Return
Fares 90 to 179 days before departure were typically 11% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (23 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $520 | $506 | +12% | 8 |
| 60–89 days | $620 | $620 | +34% | 8 |
| 90–179 days | $463 | $320 | Cheapest seen | 20 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Hartford → Reykjavik
142 km from Boston
$800
$332 more than flying from Boston
29 Nov – 6 Dec · BDL → KEF · out 1 stop, back 2 stops
found 4 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 3 Apr 2027 – 17 Apr 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work