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FI521 Flight Information & Schedule

Icelandair · Frankfurt Main Airport (FRA) to Keflavik International Airport (KEF)

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FI521 Frankfurt Main Airport to Keflavik International Airport nonstop flight: schedule, airports, aircraft and travel guide.

FI521 Flight Overview

FI521 is operated by Icelandair and connects Frankfurt Main Airport (FRA) and Keflavik International Airport (KEF). Scheduled departure: 2026-10-29 13:05 (UTC+01:00); scheduled arrival: 2026-10-29 15:55 (UTC+00:00).

AirlineIcelandair
Flight numberFI521
RouteFRA to KEF
Scheduled duration3 hr 50 min

Frankfurt am Main to Reykjavík Route Information

FI521 is a nonstop international flight from Frankfurt Main Airport (FRA) to Keflavik International Airport (KEF). Use the information below to plan your journey.

Route distanceApprox. 2,407 km
Scheduled flight time3 hr 50 min
Time difference-60 min
Flight typeInternational
01

Departure

Scheduled departure: 2026-10-29 13:05 (UTC+01:00). Confirm airport transport and terminal opening hours in advance.

02

Arrival

Scheduled arrival: 2026-10-29 15:55 (UTC+00:00). Arrange pickup, hotel and onward transport for the arrival date.

03

Time zones

Departure: Frankfurt am Main (UTC+01:00); arrival: Reykjavík (UTC+00:00).

FI521 On-time Performance & History

Methodology

97%Arrival on-time rate
Sample flights97 (flights)
Average departure delay26 min
Average arrival early0 min
Cancllation rate1%
Longest delay-
Early arrivals50%

Historical statistics are for reference only and do not predict future flight performance.

Aircraft, Cabin & Services

Based on currently published aircraft and cabin information; the operating aircraft may change.

Published aircraft type

Boeing 737MAX 8 Passenger

Economy 31 in; Business 40 in

Seat layout160

Business Class2-2

40 in

Seat configuration depends on the operating aircraft

Economy Class3-3

31 in

MealsFree non-alcoholic drinks; meals and snacks for purchase in economy

Inflight entertainmentSeatback entertainment system

Inflight Wi-FiWi-Fi is available

Availability and fees depend on the flight

PowerBusiness: USB port and power outlet; Economy: USB port and power outlet

BassinetUnavailable

Accessibility-

FI521 Airports

Terminals follow the published schedule; check official airline channels for same-day gates and operations.

Departure airport
FRAFrankfurt Main Airport

Frankfurt am Main, Germany · UTC+01:00

Departure terminal
T3
Check-in counter
Announced on the day
View Frankfurt Main Airport guide

Frankfurt Main Airport Departure & Keflavik International Airport Arrival Guide

Departure date: 2026-10-29. Terminal and arrival information helps plan your journey.

FRA

Departing from Frankfurt Main Airport

FI521 is scheduled to depart from T3. Allow time for international check-in, baggage drop, security and immigration.

KEF

Arriving at Keflavik International Airport

Scheduled arrival is at . After immigration, take the MRT, taxi, ride-hailing service or airport bus to the city.

 

Planning your arrival

Scheduled arrival: 2026-10-29 15:55. Use the arrival date when booking hotels and pickup services.

Flight Changes, Cancellations & Missed Flights

If the schedule or aircraft changes, follow the booking channel and operating carrier rules.

01

Schedule changes

After an airline or booking-platform notice, confirm the new date, terminal and connecting transport.

02

Cancellation and changes

Refund, rebooking and involuntary-change rules depend on the booking channel, fare conditions and airline notice.

03

Missed flight

If you may not reach the airport on time, contact the booking channel or airline quickly to protect later sectors.

Check-in, Baggage & Entry Tips

International check-in deadlines, baggage allowance and entry requirements may vary by fare and traveller.

01

Arrive early for check-in

Arrive at least 3 hours before departure. Counter opening times and online check-in rules follow Frankfurt Main Airport guidance.

02

Check baggage allowance

Checked and carry-on baggage allowances depend on cabin, fare rules and membership tier. See the baggage terms in your booking.

03

Prepare entry documents

Before departure, check passport validity, visa or visa-free eligibility, andKeflavik International Airport’ latest arrival declaration requirements.

What should I check before flying FI521?

01

Check the departure date

For an overnight flight, check the departure date on your ticket and plan airport transport in advance.

02

Confirm the operating carrier

Follow the airline rules shown in your booking for check-in and checked baggage.

03

Check boarding information

Gates and operating times may change; follow airline notices and airport displays.

Popular route recommendations

FI521 Frequently Asked Questions

Which airline operates this flight?

FI521 is operated by Icelandair.

Where does it depart and arrive?

Frankfurt Main Airport (FRA) → Keflavik International Airport (KEF).

What are the departure and arrival times?

Scheduled departure 13:05, arrival 15:55 · 3 hours 50 minutes.

Which terminal is used for check-in?

Departure terminal T3, arrival terminal No data. Check-in, gate and baggage belt are announced on the day.

Are meals and inflight entertainment available?

Meals: Free non-alcoholic drinks; meals and snacks for purchase in economy. Inflight entertainment: Seatback entertainment system.

Explore This Route

Departure airportFlights from Frankfurt Main Airport
Arrival airportKeflavik International Airport information
Operating airlineIcelandair information