- Chicago O'Hare (ORD) Calgary (YYC)
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1–4 Non-stop flights per dayat least 3h 40minfrom $201 - San Francisco (SFO) Calgary (YYC)
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1–5 Non-stop flights per dayat least 2h 38minfrom $292 - Atlanta (ATL) Calgary (YYC)
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1–3 Non-stop flights per dayat least 4h 44minfrom $148