Find out what a flight from Chicago O'Hare to Ulaanbaatar Chinggis Khaan might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Chicago and Ulaanbaatar.

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Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Which airports serve Chicago and Ulaanbaatar?

When planning a trip of about 6179 mi, it's a good idea to check flights from surrounding airports too.

• Airports in Chicago: Chicago is connected to 3 airports - Midway, O'Hare, Rockford.
• Airports in Ulaanbaatar: Another nearby option is Buyant-Ukhaa.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Adjust your flight filters for Chicago O'Hare – Ulaanbaatar Chinggis Khaan

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Other popular destinations

Planning a trip to Mongolia? These cities are popular too: Dalanzadgad, Ulaanbaatar, Ulgit.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.