Ulaanbaatar to Chicago flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Ulaanbaatar to Chicago is €571 (checked on 29 Oct 2026).
Your next trip, last seen at €571
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €571, departing 19 Nov 2026 (Last checked: 29 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 4Check live prices for this route
- Airlines seen
- Aero Mongolia, Air Canada, Air China, Air Premia, Alaska Airlines, ANA, Asiana Airlines, China Southern, EVA Air, Frontier Airlines, Hainan Airlines, HK Express, Jeju Air, JetBlue, Korean Air, Lufthansa, MIAT Mongolian Airlines, SCAT Airlines, Turkish Airlines, United Airlines, ZIPAIR (21)
- Typical journey time
- 35h 55m
About this route
Explore the fares we observed from Ulaanbaatar to Chicago. Prices move often, so pick your dates to see the latest options.
- Route distance
- 9,932 km
- Typical journey time
- 35h 55m
- Seen on fares with a connection
- Turkish Airlines, MIAT Mongolian Airlines, Air China, Jeju Air, Alaska Airlines, Frontier Airlines, Asiana Airlines, Hainan Airlines, Korean Air, Air Canada, JetBlue, EVA Air, China Southern (13)
- Alternative airports
- CGX, DPA, MDW, PWK, RFD
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Ulaanbaatar Chinggis Khaan International Airport (UBN) → Ulaanbaatar, city gazetteer reference point (47.8864, 106.9057): ≈ 27 km.
- Chicago Midway International Airport (MDW) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 14 km.
- Chicago O'Hare International Airport (ORD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 25 km.
- Chicago Rockford International Airport (RFD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 126 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest one-way fare we saw per airline
Cheapest airline from Ulaanbaatar to Chicago: Air China, from €596 (checked 22 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Air China | €596Nov 9, 2026 | 9 |
| Frontier Airlines | €601Dec 13, 2026 | 4 |
| MIAT Mongolian Airlines | €635Dec 9, 2026 | 21 |
| Turkish Airlines | €650Nov 19, 2026 | 21 |
| Asiana Airlines | €669Nov 18, 2026 | 3 |
| Hainan Airlines | €700Dec 5, 2026 | 3 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Ulaanbaatar to Chicago?
The lowest fare Routavio has observed is €571, found on 29 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Ulaanbaatar to Chicago?
In our observations November 2026 is the cheapest month so far, at €571.
Are there direct flights from Ulaanbaatar to Chicago?
Our data holds no non-stop flight from Ulaanbaatar to Chicago. The fares on this page include at least one stop.
Which airlines fly from Ulaanbaatar to Chicago?
Routavio has seen these carriers on the route: Aero Mongolia, Air Canada, Air China, Air Premia, Alaska Airlines, ANA, Asiana Airlines, China Southern, EVA Air, Frontier Airlines, Hainan Airlines, HK Express, Jeju Air, JetBlue, Korean Air, Lufthansa, MIAT Mongolian Airlines, SCAT Airlines, Turkish Airlines, United Airlines, ZIPAIR (21).
How long does the flight from Ulaanbaatar to Chicago take?
Across the 81 fares Routavio observed, the average journey time is 39h 30m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Ulaanbaatar to Chicago fares were non-stop?
None of the 86 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which airline has the lowest fare from Ulaanbaatar to Chicago?
Cheapest airline from Ulaanbaatar to Chicago: Air China, from €596 (checked 22 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.