There was no smell from the plane. But the Bárðarbunga eruption did emit a lot of sulphur dioxide [1][2]. [1] http://en.vedur.is/pollution-and-radiation/volcan

There was no smell from the plane. But the Bárðarbunga eruption did emit a lot of sulphur dioxide [1][2]. [1] http://en.vedur.is/pollution-and-radiation/volcanic-gas/measurements/nr/3036 http://en.vedur.is/pollution-and-radiation/volcanic-gas/meas... [2] https://en.wikipedia.org/wiki/2014%E2%80%932015_eruption_of_B%C3%A1r%C3%B0arbunga https://en.wikipedia.org/wiki/2014%E2%80%932015_eruption_of_...