Icelandic Airlines (English Wikipedia)

"World Airline Directory." Flight International. 13 April 1967. 578. "Head Office: Reykjavík Airport, Iceland."
"Flight International 26 March 1970".

flugsafn.is

"Ágrip Af Sögu Atvinnuflugs Á Íslandi" [Abstract Of The History of Professional Flight In Iceland] (in Icelandic). Archived from the original on 2011-07-22.
"Information about Loftleiðir and other Icelandic airlines at flugsafn.is (in Icelandic)". Archived from the original on 2011-07-22. Retrieved 2011-11-11.

"GP-frttir: Geysir Vatnajkli 13. - 21" [GP-leader: Geysir Vatnajkli 13 - 21]. www.gopfrettir.net (in Icelandic). September 1950.

"Hálf öld frá fyrsta flugi Loftleiða til Ameríku". www.mbl.is.
"Loftleiðir komu Lúxemborg á kortið" [Airways came to Luxembourg on the map]. www.mbl.is (in Icelandic).
"Flugstjórar Skymaster-vélarinnar Heklu" [The pilots of the Skymaster engine Hekla]. www.mbl.is (in Icelandic).
F., Jakob. "FIMMTÍU ÁR FRÁ STOFNUN LOFTLEIÐA Stærsta ævintýri lýðveldisins Jakob F." [FIFTEEN YEARS FROM THE INSTITUTE OF THE AIRPORT The biggest adventure of the Republic of Jakob F.]. www.mbl.is.
"Brotlent á Bárðarbungu" [Brantlent on Bárðarbunga]. www.mbl.is (in Icelandic).

Brothers, Caroline (17 February 2009). "Sigurdur Helgason, 87, Airfare Pioneer, Dies". The New York Times.

"Archived copy". Archived from the original on 2011-06-04. Retrieved 2011-06-04.{{cite web}}: CS1 maint: archived copy as title (link)
History of Braathens at online.no Archived 2011-06-04 at the Wayback Machine

Steingrímsdóttir, Steinunn Edda (23 May 2011). "Icelandair hafði áhrif á samband Hillary og Bill Clintons - Hitti Össur fyrir stundu í USA" [Icelandair affected Hillary and Bill Clinton's relationship - Found Ossur for a moment in the US] (in Icelandic). Pressan. Archived from the original on 12 September 2015. Retrieved 23 May 2011.
"Pressan - DV". DV.

Háskólabókasafn, Landsbókasafn Íslands -. "Timarit.is" [National Library of Iceland - University]. timarit.is.
Háskólabókasafn, Landsbókasafn Íslands -. "Timarit.is" [National Library of Iceland - University]. timarit.is (in Icelandic).
Háskólabókasafn, Landsbókasafn Íslands -. "Timarit.is" [National Library of Iceland - University]. timarit.is (in Icelandic).

History of Loftleiðir's flights out of Luxembourg-Findel Airport at knol.google.com Archived 2011-07-21 at the Wayback Machine
"Ágrip Af Sögu Atvinnuflugs Á Íslandi" [Abstract Of The History of Professional Flight In Iceland] (in Icelandic). Archived from the original on 2011-07-22.
"Information about Loftleiðir and other Icelandic airlines at flugsafn.is (in Icelandic)". Archived from the original on 2011-07-22. Retrieved 2011-11-11.
Luxembourg – New York – Luxembourg – a knol by Fausto Gardini Archived 2011-07-21 at the Wayback Machine
Steingrímsdóttir, Steinunn Edda (23 May 2011). "Icelandair hafði áhrif á samband Hillary og Bill Clintons - Hitti Össur fyrir stundu í USA" [Icelandair affected Hillary and Bill Clinton's relationship - Found Ossur for a moment in the US] (in Icelandic). Pressan. Archived from the original on 12 September 2015. Retrieved 23 May 2011.
"Loftleiðir Icelandic Airlines". knol. Archived from the original on 2011-07-21.
"Archived copy". Archived from the original on 2011-06-04. Retrieved 2011-06-04.{{cite web}}: CS1 maint: archived copy as title (link)
History of Braathens at online.no Archived 2011-06-04 at the Wayback Machine
"Welcome to Civil Aviation Authority" (PDF). www.caa.lk. Archived from the original (PDF) on 2013-11-09. Retrieved 2011-11-11.
"AirDisaster.Com: Features: Top 100 Disasters". Archived from the original on 2012-08-28. Retrieved 2012-10-07.{{cite web}}: CS1 maint: unfit URL (link)