$428+ Cheap flights from O'Hare Intl (ORD) to Vietnam
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SGN
Sep 2 — Sep 91
Round-trip
1 adult, Economy
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Cheapest flights from O'Hare Intl to VietnamExplore the most affordable flight options available from O'Hare Intl to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.
Explore the most affordable flight options available from O'Hare Intl to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.
This oojo deal was found by Cheapflights users on 7/29. 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.
Mon 9/74:00 pm
ORD
- DAD
1 stop31h 05m
Cathay Pacific
Mon 9/1410:05 am
DAD
- ORD
1 stop40h 15m
Cathay Pacific
Deal found 7/29![Cathay Pacific logo]()
$800
This oojo deal was found by Cheapflights users on 7/31. 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.
Wed 9/94:00 pm
ORD
- DAD
1 stop37h 25m
Cathay Pacific
Mon 9/1410:05 am
DAD
- ORD
1 stop40h 15m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$801
This oojo deal was found by Cheapflights users on 7/30. 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.
Tue 11/32:35 pm
ORD
- HAN
1 stop30h 30m
Cathay Pacific
Tue 11/107:30 pm
HAN
- ORD
1 stop30h 25m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$805
This oojo deal was found by Cheapflights users on 7/31. 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.
Thu 9/34:00 pm
ORD
- HAN
1 stop29h 55m
Cathay Pacific
Mon 9/1411:00 am
HAN
- ORD
1 stop39h 20m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$806
This oojo deal was found by Cheapflights users on 7/30. 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.
Thu 10/84:15 pm
ORD
- HAN
1 stop29h 40m
Cathay Pacific
Wed 10/217:10 pm
HAN
- ORD
1 stop30h 45m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$807
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/74:00 pm
ORD
- HAN
1 stop38h 10m
Cathay Pacific
Tue 9/1510:55 am
HAN
- ORD
1 stop39h 00m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$823
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 11/162:35 pm
ORD
- HAN
1 stop30h 30m
Cathay Pacific
Mon 11/307:30 pm
HAN
- ORD
1 stop30h 25m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$826
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Wed 9/94:00 pm
ORD
- HAN
1 stop29h 55m
Cathay Pacific
Wed 9/2310:55 am
HAN
- ORD
1 stop39h 00m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$828
This KAYAK deal was found by Cheapflights users on 7/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:15 pm
ORD
- HAN
1 stop37h 55m
Cathay Pacific
Tue 11/247:30 pm
HAN
- ORD
1 stop30h 25m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$836
This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:00 pm
ORD
- HAN
1 stop38h 10m
Cathay Pacific
Mon 9/287:10 pm
HAN
- ORD
1 stop30h 45m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$837
This CheapTickets deal was found by Cheapflights users on 7/30. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:00 pm
ORD
- DAD
1 stop37h 25m
Cathay Pacific
Tue 9/1510:05 am
DAD
- ORD
1 stop39h 50m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$839
This SmartFares deal was found by Cheapflights users on 7/31. 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.
Mon 9/144:00 pm
ORD
- HAN
1 stop35h 35m
Cathay Pacific
Mon 9/217:10 pm
HAN
- ORD
1 stop30h 45m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$845
Best flights from O'Hare Intl to VietnamDiscover carefully curated flight deals from O'Hare Intl to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 3, 2026.
Discover carefully curated flight deals from O'Hare Intl to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 3, 2026.
This Cathay Pacific deal was found by Cheapflights users on 7/29. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:15 pm
ORD
- PQC
1 stop37h 50m
Cathay Pacific
Mon 9/217:05 pm
PQC
- ORD
1 stop30h 50m
Cathay Pacific
Deal found 7/29![Cathay Pacific logo]()
$904
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:00 pm
ORD
- DLI
2 stops38h 25m
Multiple Airlines
Mon 9/218:30 am
DLI
- ORD
2 stops41h 25m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$931
This Delta deal was found by Cheapflights users on 8/2. 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 11/95:30 am
ORD
- SGN
2 stops27h 55m
Delta
Mon 3/297:30 am
SGN
- ORD
2 stops28h 16m
Delta
Deal found 8/2![Delta logo]()
$956
This Korean Air deal was found by Cheapflights users on 8/1. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2811:15 am
ORD
- SGN
1 stop22h 10m
Korean Air
Sat 12/192:05 pm
SGN
- ORD
1 stop31h 25m
Korean Air
Deal found 8/1![Korean Air logo]()
$965
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1210:00 pm
ORD
- SGN
3 stops36h 05m
United Airlines
Mon 10/1911:15 pm
SGN
- ORD
2 stops27h 11m
United Airlines
Deal found 7/29![United Airlines logo]()
$969
This Etihad Airways deal was found by Cheapflights users on 8/2. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:25 pm
ORD
- DAD
2 stops27h 40m
Etihad Airways
Wed 10/281:05 pm
DAD
- ORD
2 stops38h 55m
Etihad Airways
Deal found 8/2![Etihad Airways logo]()
$1,050
This Cathay Pacific deal was found by Cheapflights users on 7/30. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:00 pm
ORD
- HAN
1 stop38h 10m
Cathay Pacific
Mon 9/2811:00 am
HAN
- ORD
1 stop38h 55m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$910
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:00 pm
ORD
- HUI
2 stops35h 40m
Multiple Airlines
Mon 9/217:55 pm
HUI
- ORD
2 stops30h 00m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$931
This Delta deal was found by Cheapflights users on 7/30. 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 11/306:28 pm
ORD
- SGN
2 stops29h 22m
Delta
Mon 12/148:00 am
SGN
- ORD
2 stops21h 47m
Delta
Deal found 7/30![Delta logo]()
$956
This United Airlines deal was found by Cheapflights users on 7/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/185:00 am
ORD
- SGN
3 stops28h 55m
United Airlines
Mon 4/127:00 am
SGN
- ORD
2 stops26h 13m
United Airlines
Deal found 7/31![United Airlines logo]()
$970
This Korean Air deal was found by Cheapflights users on 8/1. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:15 am
ORD
- SGN
1 stop23h 05m
Korean Air
Mon 12/2111:50 pm
SGN
- ORD
1 stop21h 40m
Korean Air
Deal found 8/1![Korean Air logo]()
$975
This Cathay Pacific deal was found by Cheapflights users on 8/1. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:00 pm
ORD
- HAN
1 stop29h 55m
Cathay Pacific
Tue 9/2210:55 am
HAN
- ORD
1 stop39h 00m
Cathay Pacific
Deal found 8/1![Cathay Pacific logo]()
$963
This United Airlines deal was found by Cheapflights users on 8/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/155:00 am
ORD
- SGN
3 stops28h 55m
United Airlines
Sun 1/247:30 am
SGN
- ORD
2 stops25h 52m
United Airlines
Deal found 8/2![United Airlines logo]()
$988
This Etihad Airways deal was found by Cheapflights users on 8/1. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:25 pm
ORD
- DAD
2 stops51h 40m
Etihad Airways
Sun 10/412:50 pm
DAD
- ORD
2 stops38h 50m
Etihad Airways
Deal found 8/1![Etihad Airways logo]()
$1,092
This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/134:00 pm
ORD
- DLI
2 stops38h 25m
Multiple Airlines
Sun 9/207:20 am
DLI
- ORD
2 stops42h 35m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,003
This Delta deal was found by Cheapflights users on 7/31. 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 9/141:51 pm
ORD
- PQC
2 stops44h 59m
Delta
Sun 9/2012:10 am
PQC
- ORD
2 stops33h 45m
Delta
Deal found 7/31![Delta logo]()
$1,004
This SmartFares deal was found by Cheapflights users on 7/30. 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.
Sun 9/134:00 pm
ORD
- PQC
1 stop38h 05m
Cathay Pacific
Sun 9/207:05 pm
PQC
- ORD
1 stop30h 50m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$973
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1411:00 pm
ORD
- SGN
2 stops34h 55m
United Airlines
Fri 2/56:00 am
SGN
- ORD
2 stops27h 22m
United Airlines
Deal found 8/1![United Airlines logo]()
$992
This Expedia deal was found by Cheapflights users on 7/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:15 pm
ORD
- PQC
1 stop29h 25m
Multiple Airlines
Mon 10/1210:05 pm
PQC
- ORD
2 stops27h 50m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,010
This Delta deal was found by Cheapflights users on 8/2. 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 9/77:00 am
ORD
- HAN
2 stops26h 35m
Delta
Mon 9/2111:10 pm
HAN
- ORD
2 stops36h 47m
Delta
Deal found 8/2![Delta logo]()
$1,018
This Cathay Pacific deal was found by Cheapflights users on 8/1. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:00 pm
ORD
- HAN
1 stop35h 35m
Cathay Pacific
Wed 9/167:10 pm
HAN
- ORD
1 stop30h 45m
Cathay Pacific
Deal found 8/1![Cathay Pacific logo]()
$982
This United Airlines deal was found by Cheapflights users on 8/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:50 am
ORD
- SGN
1 stop24h 25m
United Airlines
Wed 10/711:15 pm
SGN
- ORD
1 stop27h 50m
United Airlines
Deal found 8/2![United Airlines logo]()
$1,003
This Delta deal was found by Cheapflights users on 7/31. 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 9/148:55 am
ORD
- HAN
2 stops37h 40m
Delta
Mon 9/2112:05 pm
HAN
- ORD
2 stops21h 28m
Delta
Deal found 7/31![Delta logo]()
$1,018
This Etihad Airways deal was found by Cheapflights users on 7/31. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:00 pm
ORD
- DAD
2 stops34h 05m
Multiple Airlines
Tue 9/2912:50 pm
DAD
- ORD
2 stops38h 50m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,050
This United Airlines deal was found by Cheapflights users on 7/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am
ORD
- SGN
2 stops26h 50m
United Airlines
Mon 12/217:30 am
SGN
- ORD
2 stops24h 21m
United Airlines
Deal found 7/31![United Airlines logo]()
$1,013
This Delta deal was found by Cheapflights users on 7/29. 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.
Thu 9/37:00 am
ORD
- HAN
2 stops26h 35m
Delta
Mon 9/1411:10 pm
HAN
- ORD
2 stops33h 20m
Delta
Deal found 7/29![Delta logo]()
$1,018
This Cathay Pacific deal was found by Cheapflights users on 7/29. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:00 pm
ORD
- PQC
1 stop38h 05m
Cathay Pacific
Sat 9/197:05 pm
PQC
- ORD
1 stop30h 50m
Cathay Pacific
Deal found 7/29![Cathay Pacific logo]()
$1,078
This Bravofly deal was found by Cheapflights users on 8/2. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:30 am
ORD
- DLI
2 stops29h 55m
Multiple Airlines
Wed 9/238:30 am
DLI
- ORD
2 stops24h 15m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$1,089
This Expedia deal was found by Cheapflights users on 7/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1312:10 pm
ORD
- CXR
1 stop22h 55m
Korean Air
Sat 9/1912:20 am
CXR
- ORD
1 stop21h 10m
Korean Air
Deal found 7/30![Korean Air logo]()
$1,479
This Delta deal was found by Cheapflights users on 8/2. 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 8/316:59 am
ORD
- HAN
2 stops26h 36m
Delta
Mon 9/1412:05 pm
HAN
- ORD
2 stops21h 28m
Delta
Deal found 8/2![Delta logo]()
$1,018
Last-minute flights from O'Hare Intl to VietnamDiscover last-minute flight deals from O'Hare Intl to Vietnam. Data last updated August 3, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Vietnam. Data last updated August 3, 2026 and is based on user searches.
This ScholarTrip deal was found by Cheapflights users on 7/30. 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 ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/44:00 pm
ORD
- SGN
1 stop40h 25m
Cathay Pacific
Sun 9/66:55 am
SGN
- ORD
1 stop19h 25m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$956
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:00 am
ORD
- SGN
3 stops28h 05m
United Airlines
Tue 8/187:00 am
SGN
- ORD
3 stops36h 55m
United Airlines
Deal found 7/30![United Airlines logo]()
$979
This Cathay Pacific deal was found by Cheapflights users on 8/1. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:00 pm
ORD
- HAN
1 stop35h 35m
Cathay Pacific
Wed 9/167:10 pm
HAN
- ORD
1 stop30h 45m
Cathay Pacific
Deal found 8/1![Cathay Pacific logo]()
$982
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/99:30 pm
ORD
- SGN
2 stops38h 45m
United Airlines
Tue 8/187:00 am
SGN
- ORD
3 stops36h 55m
United Airlines
Deal found 7/30![United Airlines logo]()
$982
This oojo deal was found by Cheapflights users on 7/30. 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 8/154:00 pm
ORD
- SGN
1 stop37h 20m
Cathay Pacific
Sat 9/56:20 pm
SGN
- ORD
1 stop32h 00m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$975
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:50 am
ORD
- SGN
1 stop24h 25m
United Airlines
Fri 9/117:00 am
SGN
- ORD
1 stop19h 55m
United Airlines
Deal found 8/1![United Airlines logo]()
$971
This Delta deal was found by Cheapflights users on 7/29. 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 8/218:48 am
ORD
- SGN
2 stops25h 22m
Delta
Fri 9/47:30 am
SGN
- ORD
2 stops26h 03m
Delta
Deal found 7/29![Delta logo]()
$976
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/244:00 pm
ORD
- HAN
1 stop29h 55m
Cathay Pacific
Fri 9/47:10 pm
HAN
- ORD
1 stop31h 10m
Cathay Pacific
Deal found 7/29![Cathay Pacific logo]()
$950
This oojo deal was found by Cheapflights users on 8/3. 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.
Thu 8/274:00 pm
ORD
- SGN
1 stop20h 20m
Cathay Pacific
Thu 9/36:20 pm
SGN
- ORD
1 stop32h 00m
Cathay Pacific
Deal found 8/3![Cathay Pacific logo]()
$977
This oojo deal was found by Cheapflights users on 7/31. 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 8/284:00 pm
ORD
- HAN
1 stop38h 10m
Cathay Pacific
Fri 9/410:55 am
HAN
- ORD
1 stop39h 25m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$980
This Flighttix deal was found by Cheapflights users on 8/2. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:00 pm
ORD
- HAN
1 stop38h 10m
Cathay Pacific
Mon 9/1411:00 am
HAN
- ORD
1 stop39h 20m
Cathay Pacific
Deal found 8/2![Cathay Pacific logo]()
$939
This Gotogate deal was found by Cheapflights users on 7/30. 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.
Mon 8/318:25 pm
ORD
- HAN
1 stop22h 15m
Multiple Airlines
Mon 9/148:45 am
HAN
- ORD
1 stop42h 20m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$977
One-way flights from O'Hare Intl to VietnamSearch for one-way flight options from O'Hare Intl to Vietnam. Find affordable one-way fares based on user searches. Data last updated August 3, 2026.
Search for one-way flight options from O'Hare Intl to Vietnam. Find affordable one-way fares based on user searches. Data last updated August 3, 2026.
This oojo deal was found by Cheapflights users on 7/30. 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.
Mon 9/144:00 pm
ORD
- DAD
1 stop37h 25m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$428
This oojo deal was found by Cheapflights users on 7/31. 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.
Mon 8/244:00 pm
ORD
- PQC
1 stop38h 05m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$428
This oojo deal was found by Cheapflights users on 7/30. 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.
Tue 8/254:00 pm
ORD
- SGN
1 stop20h 20m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$428
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Wed 9/24:00 pm
ORD
- DAD
1 stop37h 25m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$432
This FlightHub deal was found by Cheapflights users on 7/30. 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 8/114:00 pm
ORD
- SGN
1 stop20h 20m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$432
This Goibibo deal was found by Cheapflights users on 7/30. 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 Goibibo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:00 pm
ORD
- DAD
1 stop29h 20m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$441
This Goibibo deal was found by Cheapflights users on 7/31. 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 Goibibo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:00 pm
ORD
- HAN
1 stop29h 55m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$441
This Goibibo deal was found by Cheapflights users on 7/31. 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 Goibibo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:00 pm
ORD
- SGN
1 stop20h 20m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/314:00 pm
ORD
- DAD
1 stop29h 20m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$443
This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:00 pm
ORD
- DAD
1 stop37h 25m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$454
This Goibibo deal was found by Cheapflights users on 8/2. 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 Goibibo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:10 pm
ORD
- SGN
1 stop23h 05m
Korean Air
Deal found 8/2![Korean Air logo]()
$462
This Justfly.com deal was found by Cheapflights users on 8/1. 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 8/255:45 pm
ORD
- SGN
1 stop40h 10m
ANA
Deal found 8/1![ANA logo]()
$467
Find flight deals from O'Hare Intl to Vietnam
Keep the following information in mind while searching for O'Hare Intl to Vietnam flight deals. Data was last updated August 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $800 (oojo) |
One-way from | $428 (oojo) |
Popular in | June |
Cheapest in | April |
Average price | $995 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Vietnam 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 2,558,603 searches. Data last updated August 3, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Vietnam that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoPhu Quoc
ORD - PQC
ORDPQC
Chicago O'Hare Intl
Thu 9/17
4:15 pm-6:05 pm
1 stop37h 50m
Phu Quoc Duong Dang
Mon 9/21
7:05 pm-1:55 pm
1 stop30h 50m
$904
ChicagoHanoi
ORD - HAN
ORDHAN
Chicago O'Hare Intl
Tue 9/15
4:00 pm-6:10 pm
1 stop38h 10m
Hanoi Noibai
Mon 9/28
11:00 am-1:55 pm
1 stop38h 55m
$910
ChicagoDalat
ORD - DLI
ORDDLI
Chicago O'Hare Intl
Mon 9/14
4:00 pm-6:25 pm
2 stops38h 25m
Dalat Lien Khuong Intl
Mon 9/21
8:30 am-1:55 pm
2 stops41h 25m
$931
ChicagoHue
ORD - HUI
ORDHUI
Chicago O'Hare Intl
Mon 9/14
4:00 pm-3:40 pm
2 stops35h 40m
Hue Phu Bai
Mon 9/21
7:55 pm-1:55 pm
2 stops30h 00m
$931
ChicagoHo Chi Minh City
ORD - SGN
ORDSGN
Chicago O'Hare Intl
Mon 11/9
5:30 am-10:25 pm
2 stops27h 55m
Ho Chi Minh City
Mon 3/29
7:30 am-11:46 pm
2 stops28h 16m
$956
ChicagoHo Chi Minh City
ORD - SGN
ORDSGN
Chicago O'Hare Intl
Mon 11/30
6:28 pm-12:50 pm
2 stops29h 22m
Ho Chi Minh City
Mon 12/14
8:00 am-4:47 pm
2 stops21h 47m
$956
ChicagoHanoi
ORD - HAN
ORDHAN
Chicago O'Hare Intl
Tue 9/15
4:00 pm-9:55 am
1 stop29h 55m
Hanoi Noibai
Tue 9/22
10:55 am-1:55 pm
1 stop39h 00m
$963
ChicagoHo Chi Minh City
ORD - SGN
ORDSGN
Chicago O'Hare Intl
Sat 11/28
11:15 am-10:25 pm
1 stop22h 10m
Ho Chi Minh City
Sat 12/19
2:05 pm-8:30 am
1 stop31h 25m
$965
ChicagoHo Chi Minh City
ORD - SGN
ORDSGN
Chicago O'Hare Intl
Mon 10/12
10:00 pm-10:05 pm
3 stops36h 05m
Ho Chi Minh City
Mon 10/19
11:15 pm-2:26 pm
2 stops27h 11m
$969
ChicagoHo Chi Minh City
ORD - SGN
ORDSGN
Chicago O'Hare Intl
Mon 1/18
5:00 am-10:55 pm
3 stops28h 55m
Ho Chi Minh City
Mon 4/12
7:00 am-9:13 pm
2 stops26h 13m
$970
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Vietnam
Have a flexible travel schedule? Discover the best time to fly to Vietnam from O'Hare Intl with our price prediction graph.
ORD-HAN
ORD-SGN
ORD-PQC
ORD-DAD
ORD-CXR
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 O'Hare Intl Airport to Vietnam
ORD-VN0
ORD-HAN
ORD-SGN
ORD-PQC
ORD-DAD
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Vietnam?
Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Vietnam (average of $927). Flying from Chicago O'Hare Intl Airport to Vietnam in December is currently the most expensive (average of $1,586). 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.
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Vietnam?
Booking 49 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Vietnam. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Vietnam
Get insights into the airlines that provide service to Vietnam. 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 Vietnam. Reviews last updated August 3, 2026.
Get a feel of what it's like to fly with EVA Air,Korean Air, andANA from Chicago O'Hare Intl Airport to Vietnam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
8.0
Overall
8.5
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Entertainment
8.0
Overall
8.5
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Entertainment
8.0
Overall
8.5
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Entertainment
8.0
Overall
8.5
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Entertainment
8.0
Overall
8.5
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Entertainment
8.0
Overall
8.5
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for O'Hare Intl to Vietnam
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Complete your trip
Complete your trip to Vietnam by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to Vietnam by cabin class
Find flights from O'Hare Intl to Vietnam, based on your preferred cabin class, be it economy, premium economy, business, or first class.
O'Hare Intl and Vietnam flights
Browse other O'Hare Intl and Vietnam flight options. Last updated on August 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
O'Hare Intl to Vietnam flights
Consider these flights traveling from O'Hare Intl to Vietnam.
Fly to Vietnam regions
Consider these flights traveling to Vietnam regions.
Top 10 airlines flying from O'Hare Intl to Vietnam
Discover the top 10 airlines that operate flights from O'Hare Intl to Vietnam. 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 2,558,603 searches. Data last updated August 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$650 | Average$1,073 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$662 | Average$912 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$681 | Average$1,377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$683 | Average$968 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$761 | Average$986 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$774 | Average$1,158 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$777 | Average$1,046 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$801 | Average$965 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$844 | Average$1,063 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$852 | Average$984 | FlexibilityNo cancel fee | On-time60% |