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Cheap Flights from Ulaanbaatar (ULNA) to Chicago (CHIA)

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Compare Ulaanbaatar to Chicago flight deals

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Flight deals from Ulaanbaatar to Chicago

Looking for a cheap last-minute deal or the best return flight from Ulaanbaatar to Chicago? Find the lowest prices on one-way and return tickets right here.
Chicago.£853 per passenger.Departing Thu, 23 Oct, returning Thu, 30 Oct.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chinggis Khaan on Thu, 23 Oct, arriving in Chicago O'Hare International.Inbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Thu, 30 Oct, arriving in Chinggis Khaan.Price includes taxes and charges.From £853, select.
Thu, 23 OctUBN - ORD with Turkish Airlines
1 stop
Thu, 30 OctORD - UBN with Turkish Airlines
1 stop
from £853
Chicago.£857 per passenger.Departing Tue, 23 Sep, returning Tue, 30 Sep.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chinggis Khaan on Tue, 23 Sep, arriving in Chicago O'Hare International.Inbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Tue, 30 Sep, arriving in Chinggis Khaan.Price includes taxes and charges.From £857, select.
Tue, 23 SepUBN - ORD with Turkish Airlines
1 stop
Tue, 30 SepORD - UBN with Turkish Airlines
1 stop
from £857
Chicago.£923 per passenger.Departing Sat, 20 Dec, returning Sat, 10 Jan.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chinggis Khaan on Sat, 20 Dec, arriving in Chicago O'Hare International.Inbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Sat, 10 Jan, arriving in Chinggis Khaan.Price includes taxes and charges.From £923, select.
Sat, 20 DecUBN - ORD with Turkish Airlines
1 stop
Sat, 10 JanORD - UBN with Turkish Airlines
1 stop
from £923
Chicago.£991 per passenger.Departing Sun, 15 Jun, returning Fri, 15 Aug.Return flight with MIAT Mongolian Airlines.Outbound indirect flight with MIAT Mongolian Airlines, departs from Chinggis Khaan on Sun, 15 Jun, arriving in Chicago O'Hare International.Inbound indirect flight with MIAT Mongolian Airlines, departs from Chicago O'Hare International on Fri, 15 Aug, arriving in Chinggis Khaan.Price includes taxes and charges.From £991, select.
Sun, 15 JunUBN - ORD with MIAT Mongolian Airlines
1 stop
Fri, 15 AugORD - UBN with MIAT Mongolian Airlines
1 stop
from £991
Chicago.£994 per passenger.Departing Tue, 8 Jul, returning Tue, 9 Sep.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chinggis Khaan on Tue, 8 Jul, arriving in Chicago O'Hare International.Inbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Tue, 9 Sep, arriving in Chinggis Khaan.Price includes taxes and charges.From £994, select.
Tue, 8 JulUBN - ORD with Turkish Airlines
1 stop
Tue, 9 SepORD - UBN with Turkish Airlines
1 stop
from £994
Chicago.£1,010 per passenger.Departing Mon, 16 Jun, returning Mon, 21 Jul.Return flight with United.Outbound indirect flight with United, departs from Chinggis Khaan on Mon, 16 Jun, arriving in Chicago O'Hare International.Inbound indirect flight with United, departs from Chicago O'Hare International on Mon, 21 Jul, arriving in Chinggis Khaan.Price includes taxes and charges.From £1,010, select.
Mon, 16 JunUBN - ORD with United
1 stop
Mon, 21 JulORD - UBN with United
1 stop
from £1,010
Chicago.£1,029 per passenger.Departing Sat, 2 Aug, returning Sun, 24 Aug.Return flight with MIAT Mongolian Airlines.Outbound indirect flight with MIAT Mongolian Airlines, departs from Chinggis Khaan on Sat, 2 Aug, arriving in Chicago O'Hare International.Inbound indirect flight with MIAT Mongolian Airlines, departs from Chicago O'Hare International on Sun, 24 Aug, arriving in Chinggis Khaan.Price includes taxes and charges.From £1,029, select.
Sat, 2 AugUBN - ORD with MIAT Mongolian Airlines
1 stop
Sun, 24 AugORD - UBN with MIAT Mongolian Airlines
1 stop
from £1,029
Chicago.£1,030 per passenger.Departing Sun, 9 Nov, returning Mon, 24 Nov.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Chinggis Khaan on Sun, 9 Nov, arriving in Chicago O'Hare International.Inbound indirect flight with Korean Air, departs from Chicago O'Hare International on Mon, 24 Nov, arriving in Chinggis Khaan.Price includes taxes and charges.From £1,030, select.
Sun, 9 NovUBN - ORD with Korean Air
1 stop
Mon, 24 NovORD - UBN with Korean Air
1 stop
from £1,030
How did we find these deals? The deals you see here are the lowest prices for flight tickets from Ulaanbaatar to Chicago found in the last 4 days, and are subject to change and availability.

Find the cheapest month to fly from Ulaanbaatar to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ulaanbaatar to Chicago flights are currently cheapest in October.
Jun
from £1,146
Jul
from £1,131
Aug
from £1,029
Sep
from £857
Oct
from £853
Nov
from £1,030
Dec
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Jan
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Feb
Find prices
Mar
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Apr
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May
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Alternative Ulaanbaatar to Chicago routes

Looking for the cheapest, fastest or easiest route from Ulaanbaatar to Chicago? You could fly into the following airports instead.

Ulaanbaatar to Chicago: Flight information

The things to know before you go.
Cheapest flight found£853
Cheapest month to flyOctober

Finding cheap flights from Ulaanbaatar to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a return flight from Ulaanbaatar to Chicago is £853. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Ulaanbaatar to Chicago. But we found flights with one or more stops from £853.
As of June 2025, there are no flights flying from Ulaanbaatar to Chicago.
The cheapest month to fly from Ulaanbaatar to Chicago is usually June 2025.
If you're flying from Ulaanbaatar, the cheapest airport near Chicago is Chicago O'Hare International – which is 15.8 miles away from the centre of Chicago. We've found flights into this airport from £853.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Ulaanbaatar to Chicago on Thursday, 23 October 2025.
No airlines currently offer direct flights between Ulaanbaatar and Chicago. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 19°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
The cheapest airline that flies to Chicago is Turkish Airlines .

How to find cheap flights to Chicago from Ulaanbaatar

Looking for cheap tickets from Ulaanbaatar to Chicago? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Ulaanbaatar to Chicago. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Chicago from Ulaanbaatar from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Ulaanbaatar-Chicago ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Chicago from Ulaanbaatar.
  • Set up a Price Alert. You can easily track the fare of your cheap Ulaanbaatar-Chicago flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Ulaanbaatar and Chicago? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Ulaanbaatar and Chicago. We scour the internet for the best Business, Premium Economy and First Class flight fares to Chicago, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Ulaanbaatar to Chicago flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
  • Combine your flight to Chicago from Ulaanbaatar with hotels and car hire

    Once you've secured your cheap flight ticket from Ulaanbaatar to Chicago, discover the best prices and exclusive rates for hotels in Chicago or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


Plan the rest of your trip from Ulaanbaatar to Chicago

  • Car hire in Chicago
  • Hotels in Chicago

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.

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