| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Apr 07 | KEF | BOS | 17:13 | 18:31 |
Landed
|
Track > |
| Mar 29 | KEF | BOS | 10:10 | 11:28 |
Landed
|
Track > |
| Mar 28 | KEF | BOS | 10:03 | 11:30 |
Landed
|
Track > |
| Mar 26 | KEF | BOS | 15:11 | 16:37 |
Delayed
|
Track > |
| Mar 25 | KEF | BOS | 10:09 | 11:44 |
Landed
|
Track > |
| Mar 22 | KEF | BOS | 10:33 | 11:56 |
Landed Late
|
Track > |
| Mar 21 | KEF | BOS | 10:13 | 11:38 |
Landed
|
Track > |
| Mar 19 | KEF | BOS | 10:04 | 11:53 |
Landed Late
|
Track > |
| Mar 18 | KEF | BOS | 09:57 | 11:58 |
Landed Late
|
Track > |
| Mar 15 | KEF | BOS | 09:59 | 11:15 |
Landed
|
Track > |
Icelandair Flight FI635 connects Reykjavik, Iceland to Boston, United States, taking off from Keflavik International Airport KEF and landing at Boston Logan International Airport BOS.
How long is the FI635 flight from Reykjavik to Boston?
The average flight time from Reykjavik to Boston is 5 hours and 29 minutes. The flight distance is 3874 km / 2407 miles and the average flight speed is 706 km/h / 439 mph.
What is the On-Time Performance (OTP) of Icelandair Flight FI635 Reykjavik to Boston?
The Airportia On-Time Performance Rating for Icelandair Flight FI635 is 4.4/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight FI635 arriving at?
Flight FI635 arrives at Boston Logan International Airport (BOS) Terminal A.
When was the latest FI635 flight?
The latest flight took off on Tuesday, April 7th, 2026 with the flight status being Landed on 18:31.
How else can the flight FI635 be referenced as?
This Icelandair flight can also be referenced as ICE635, FI0635, FI 635, ICE 635.
How often is flight FI635 delayed?
On average, 70% of all FI635 flights are delayed. The average delay is 54 minutes.
Can I get compensation for my delayed or cancelled FI635 flight or baggage issues?
If your FI635 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our FI635 Flight Tracker above for more details.
Other flights departing from Reykjavik KEF: FI588, FI1080, FI544, FI5482
Other flights arriving at Boston BOS: DL1390, DL1347, NK1413, DL5606
All flights connecting Reykjavik KEF to Boston BOS.
