How much is a flight from Chicago O'Hare to Ulaanbaatar Buyant-Ukhaa?

There’s no fixed price — fares between Chicago and Ulaanbaatar can vary a lot by day or time.

Pick a travel date to see today’s available fares.

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

Which airports serve Chicago and Ulaanbaatar?

When planning a trip of about 9924 km, 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: The only active airport in Ulaanbaatar is Ulaanbaatar - 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.

Plan smarter: flights from Chicago O'Hare to Ulaanbaatar Buyant-Ukhaa

Find the flight that fits your plans with Jetcost. You can filter results by stops, agencies, budget, time of day, and airline — all in one search.

Other popular destinations

Travelers flying to Mongolia also checked out: Dalanzadgad, Ulaanbaatar, Ulaangom.

Comparing offers from multiple agencies helps you find the best price for the same route. You can also spot exclusive deals from individual airlines right in the results list.