Fly4free.pl

Tu jest podany przykład najtańszy, tj. Londyn - Nowy Jork:
https://loyaltylobby.com/2020/10/25/air ... from-1592/
Ale u konkurencji piszą także o poniższych, choć droższych wariantach:
Glasgow – New York: £1610-£1775
Edinburgh – New York: £1613-£1778
Manchester – New York: £1619-£1781
London – Boston: £1717-£1948
London – Denver: £1717-£1948
London – Chicago: £1717-£1948
Glasgow – Boston: £1806-£1971
Glasgow – Chicago: £1806-£1967
Edinburgh – Boston: £1809-£1974
Edinburgh – Denver: £1809-£1964
Edinburgh – Chicago: £1809-£1964
Manchester – Boston: £1815-£1966
Manchester – Denver: £1815-£1963
Manchester – Chicago: £1815-£1966
Glasgow – Denver: £1817-£1971
London – San Francisco: £1817-£1920
London – Washington DC: £1817-£1896
London – Philadelphia: £1821-£1902
Manchester – Philadelphia: £1885
Glasgow – San Francisco: £1906-£1927
Glasgow – Washington DC: £1906-£1933
Edinburgh – San Francisco: £1909-£1932
Manchester – San Francisco: £1915-£1940
Manchester – Washington DC: £1915
Edinburgh – Washington DC: £1936
Glasgow – Philadelphia: £1945
Edinburgh – Philadelphia: £1955

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