$592+ Cheap flights from Chicago (CHI) to Mongolia
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — UBN
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Mongolia with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Last-minute
One-way
Cheapest flights from Chicago to MongoliaExplore the most affordable flight options available from Chicago to Mongolia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from Chicago to Mongolia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This FlightHub deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:25 am -
1 stop30h 55m
Thu 10/229:10 am -
1 stop22h 05m
Deal found 9/19![MIAT Mongolian logo]()
$1,062
This Delta deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:51 pm -
2 stops32h 19m
Fri 10/91:00 pm -
2 stops23h 34m
Deal found 9/23![Delta logo]()
$1,114
This Turkish Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:15 pm -
1 stop21h 10m
Thu 11/269:15 am -
1 stop23h 05m
Deal found 9/21![Turkish Airlines logo]()
$1,121
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:15 pm -
2 stops26h 10m
Thu 11/2612:25 pm -
2 stops41h 53m
Deal found 9/21![Delta logo]()
$1,164
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:30 am -
2 stops58h 55m
Mon 2/1512:25 pm -
2 stops38h 08m
Deal found 9/20![Delta logo]()
$1,169
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:44 pm -
2 stops53h 41m
Thu 11/2612:25 pm -
2 stops45h 52m
Deal found 9/21![Delta logo]()
$1,169
This Justfly.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:25 am -
1 stop30h 55m
Thu 10/226:20 am -
2 stops40h 20m
Deal found 9/19![Turkish Airlines logo]()
$1,228
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:00 am -
2 stops26h 50m
Sat 10/31:00 pm -
2 stops38h 29m
Deal found 9/22![Delta logo]()
$1,264
This oojo deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:15 pm -
1 stop35h 30m
Mon 10/1912:55 pm -
1 stop38h 00m
Deal found 9/19![MIAT Mongolian logo]()
$1,293
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:10 am -
1 stop33h 15m
Fri 11/2712:25 pm -
2 stops39h 12m
Deal found 9/21![Delta logo]()
$1,314
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/206:00 am -
2 stops38h 25m
Fri 1/1512:25 pm -
2 stops42h 00m
Deal found 9/21![Delta logo]()
$2,992
Best flights from Chicago to MongoliaDiscover carefully curated flight deals from Chicago to Mongolia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Chicago to Mongolia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This FlightHub deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:25 am -
1 stop30h 55m
Thu 10/229:10 am -
1 stop22h 05m
Deal found 9/19![MIAT Mongolian logo]()
$1,062
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:35 am -
2 stops39h 35m
Thu 10/221:00 pm -
2 stops21h 27m
Deal found 9/19![Delta logo]()
$1,114
This Turkish Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:15 pm -
1 stop21h 10m
Thu 11/269:15 am -
1 stop23h 05m
Deal found 9/21![Turkish Airlines logo]()
$1,121
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:44 pm -
2 stops53h 41m
Mon 2/1512:25 pm -
2 stops25h 25m
Deal found 9/20![Delta logo]()
$1,169
This FlightHub deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:25 am -
1 stop30h 55m
Thu 10/226:20 am -
2 stops40h 20m
Deal found 9/19![Turkish Airlines logo]()
$1,228
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:30 am -
2 stops58h 55m
Mon 2/1512:25 pm -
2 stops38h 08m
Deal found 9/20![Delta logo]()
$1,169
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2911:10 am -
1 stop33h 15m
Sat 2/1312:25 pm -
1 stop34h 05m
Deal found 9/22![Delta logo]()
$1,249
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:00 am -
2 stops39h 10m
Mon 10/191:00 pm -
2 stops40h 32m
Deal found 9/19![Delta logo]()
$1,414
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:10 am -
1 stop33h 15m
Fri 11/2712:25 pm -
2 stops34h 41m
Deal found 9/21![Delta logo]()
$1,659
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/296:00 am -
2 stops38h 25m
Sat 2/1312:25 pm -
2 stops23h 45m
Deal found 9/22![Delta logo]()
$1,679
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/206:00 am -
2 stops38h 25m
Fri 1/1512:25 pm -
2 stops42h 00m
Deal found 9/21![Delta logo]()
$2,992
Last-minute flights from Chicago to MongoliaDiscover last-minute flight deals from Chicago to Mongolia. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Mongolia. Data last updated September 23, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:51 pm -
2 stops32h 19m
Fri 10/91:00 pm -
2 stops23h 34m
Deal found 9/23![Delta logo]()
$1,114
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:00 am -
2 stops26h 50m
Sat 10/31:00 pm -
2 stops38h 29m
Deal found 9/22![Delta logo]()
$1,264
This Gotogate deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:15 pm -
1 stop41h 55m
Sat 10/1012:55 pm -
1 stop38h 00m
Deal found 9/18![MIAT Mongolian logo]()
$1,326
This oojo deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:10 pm -
2 stops38h 00m
Thu 10/89:10 am -
1 stop37h 30m
Deal found 9/21![Turkish Airlines logo]()
$1,359
This SmartFares deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/33:49 pm -
2 stops42h 16m
Wed 10/712:25 am -
2 stops42h 15m
Deal found 9/21![Multiple Airlines logo]()
$1,539
This oojo deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:15 pm -
1 stop35h 30m
Mon 10/1912:55 pm -
1 stop38h 00m
Deal found 9/19![MIAT Mongolian logo]()
$1,293
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:00 am -
2 stops39h 10m
Mon 10/191:00 pm -
2 stops40h 32m
Deal found 9/19![Delta logo]()
$1,414
This FlightHub deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:10 pm -
1 stop41h 30m
Mon 10/1912:55 pm -
2 stops66h 20m
Deal found 9/19![Turkish Airlines logo]()
$1,463
This FlightHub deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:25 am -
1 stop30h 55m
Thu 10/229:10 am -
1 stop22h 05m
Deal found 9/19![MIAT Mongolian logo]()
$1,062
This Justfly.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:25 am -
1 stop30h 55m
Thu 10/226:20 am -
2 stops40h 20m
Deal found 9/19![Turkish Airlines logo]()
$1,228
One-way flights from Chicago to MongoliaSearch for one-way flight options from Chicago to Mongolia. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from Chicago to Mongolia. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This oojo deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
2 stops27h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$592
This oojo deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/33:49 pm -
2 stops42h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$618
This Kiwi.com deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:45 pm -
2 stops47h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$626
This FlightHub deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:15 pm -
1 stop21h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Turkish Airlines logo]()
$647
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:19 am -
3 stops51h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$668
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:05 pm -
2 stops31h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$672
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:35 am -
2 stops36h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$672
This Kiwi.com deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:07 am -
3 stops48h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$678
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/221:05 pm -
2 stops55h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$683
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:17 pm -
2 stops49h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$683
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
3 stops42h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$692
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:00 am -
2 stops38h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$747
Find flight deals from Chicago to Mongolia
Keep the following information in mind while searching for Chicago to Mongolia flight deals. Data was last updated September 23, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,062 (FlightHub) |
One-way from | $592 (oojo) |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Mongolia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 23, 2026.
Use the filters below to find and compare flights from Chicago to Mongolia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoUlaanbaatar
ORD Chicago O'Hare Intl - UBN Ulaanbaatar Chinggis Khaan
ORDUBN
Chicago O'Hare Intl
Mon 11/23
10:45 pm-12:00 pm
2 stops47h 15m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$626
Quickest round-trip
ChicagoUlaanbaatar
ORD Chicago O'Hare Intl - UBN Ulaanbaatar Chinggis Khaan
ORDUBN
Chicago O'Hare Intl
Sun 11/22
8:15 pm-7:25 am
1 stop21h 10m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$647
ChicagoUlaanbaatar
ORD Chicago O'Hare Intl - UBN Ulaanbaatar Chinggis Khaan
ORDUBN
Chicago O'Hare Intl
Sat 11/21
5:19 am-11:05 pm
3 stops51h 46m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$668
ChicagoUlaanbaatar
ORD Chicago O'Hare Intl - UBN Ulaanbaatar Chinggis Khaan
ORDUBN
Chicago O'Hare Intl
Sun 12/6
8:40 pm-10:25 am
2 stops47h 45m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$672
ChicagoUlaanbaatar
ORD Chicago O'Hare Intl - UBN Ulaanbaatar Chinggis Khaan
ORDUBN
Chicago O'Hare Intl
Tue 11/24
7:35 am-10:25 am
2 stops36h 50m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$672
ChicagoUlaanbaatar
MDW Chicago Midway - UBN Ulaanbaatar Chinggis Khaan
MDWUBN
Chicago Midway
Mon 11/23
5:13 pm-10:25 am
2 stops27h 12m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$672
ChicagoUlaanbaatar
MDW Chicago Midway - UBN Ulaanbaatar Chinggis Khaan
MDWUBN
Chicago Midway
Tue 11/24
1:05 pm-10:25 am
2 stops31h 20m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$672
ChicagoUlaanbaatar
MDW Chicago Midway - UBN Ulaanbaatar Chinggis Khaan
MDWUBN
Chicago Midway
Mon 11/23
8:07 am-11:05 pm
3 stops48h 58m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$678
ChicagoUlaanbaatar
ORD Chicago O'Hare Intl - UBN Ulaanbaatar Chinggis Khaan
ORDUBN
Chicago O'Hare Intl
Sun 11/29
7:17 pm-10:25 am
2 stops49h 08m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$683
ChicagoUlaanbaatar
MDW Chicago Midway - UBN Ulaanbaatar Chinggis Khaan
MDWUBN
Chicago Midway
Sun 12/6
5:30 pm-10:25 am
2 stops50h 55m
Ulaanbaatar Chinggis Khaan
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$683
Showing 1-10 of 29 resultsSorted by cheapest first
Best time to book a flight from Chicago to Mongolia
Have a flexible travel schedule? Discover the best time to fly to Mongolia from Chicago with our price prediction graph.
ORD-UBN
MDW-UBN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago to Mongolia
CHI-MN0
ORD-UBN
MDW-UBN
What is the cheapest month to book a flight from Chicago to Mongolia?
Currently, March is the cheapest month in which you can book a flight from Chicago to Mongolia (average of $1,061). Flying from Chicago to Mongolia in November is currently the most expensive (average of $1,786). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Reviews of airlines servicing Mongolia
Get insights into the airlines that provide service to Mongolia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Mongolia. Reviews last updated September 23, 2026.
See what other customers who have flown with Turkish Airlines from Chicago to Mongolia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.5
Comfort
7.3
Crew
7.8
Boarding
7.3
Overall
7.4
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentMuhammad,Jan 2026
ORD - DFW
Food
7.5
Comfort
7.3
Crew
7.8
Boarding
7.3
Overall
7.4
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentMuhammad,Jan 2026
ORD - DFW
Related info for your journey
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Top 3 airlines flying from Chicago to Mongolia
Discover the top 3 airlines that operate flights from Chicago to Mongolia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$891 | Average$1,162 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$1,181 | Average$1,965 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,324 | Average$1,653 | FlexibilityNo cancel fee | On-time63% |