$357+ Cheap flights from Seattle (SEA) to Shanghai, China
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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SHA
May 10 — May 171
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Shanghai with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Shanghai are usually found in April or February, booked 42 days in advance, depart on a Sunday or Saturday and return on a Saturday
Cheap flight deals from Seattle to Shanghai
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Best
Last-minute
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Cheapest flights from Seattle to ShanghaiExplore the most affordable flight options available from Seattle to Shanghai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
Explore the most affordable flight options available from Seattle to Shanghai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 4/204:30 pm
SEA
- PVG
1 stop37h 10m
ANA
Wed 5/138:25 am
PVG
- SEA
1 stop21h 00m
ANA
Deal found 4/6![ANA logo]()
$702
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 4/204:30 pm
SEA
- PVG
1 stop37h 10m
ANA
Wed 5/208:25 am
PVG
- SEA
1 stop21h 00m
ANA
Deal found 4/6![ANA logo]()
$703
This Korean Air deal was found by Cheapflights users on 4/6. 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.
Fri 4/2412:50 pm
SEA
- PVG
1 stop29h 50m
Korean Air
Wed 5/1311:10 am
PVG
- SEA
1 stop14h 30m
Korean Air
Deal found 4/6![Korean Air logo]()
$706
This Fareboom deal was found by Cheapflights users on 4/9. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2412:55 am
SEA
- PVG
1 stop19h 50m
Asiana Airlines
Tue 5/198:35 am
PVG
- SEA
1 stop21h 20m
Asiana Airlines
Deal found 4/9![Asiana Airlines logo]()
$709
This Justfly.com deal was found by Cheapflights users on 4/6. 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 4/214:30 pm
SEA
- SHA
1 stop28h 45m
ANA
Wed 5/131:35 pm
SHA
- SEA
1 stop15h 50m
ANA
Deal found 4/6![ANA logo]()
$710
This FlightHub deal was found by Cheapflights users on 4/6. 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.
Mon 4/204:30 pm
SEA
- PVG
1 stop17h 15m
ANA
Wed 5/131:50 am
PVG
- SEA
1 stop27h 35m
ANA
Deal found 4/6![ANA logo]()
$710
This Asiana Airlines deal was found by Cheapflights users on 4/7. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:55 am
SEA
- PVG
1 stop18h 10m
Asiana Airlines
Fri 9/251:10 pm
PVG
- SEA
1 stop16h 45m
Asiana Airlines
Deal found 4/7![Asiana Airlines logo]()
$716
This FlightHub deal was found by Cheapflights users on 4/6. 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 4/218:42 am
SEA
- PVG
2 stops25h 03m
ANA
Wed 5/138:25 am
PVG
- SEA
1 stop21h 00m
ANA
Deal found 4/6![ANA logo]()
$718
This Mytrip deal was found by Cheapflights users on 4/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:50 pm
SEA
- SHA
1 stop37h 15m
Korean Air
Sun 5/106:25 pm
SHA
- SEA
1 stop31h 15m
Korean Air
Deal found 4/6![Korean Air logo]()
$722
This Korean Air deal was found by Cheapflights users on 4/7. 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.
Mon 4/2012:50 pm
SEA
- SHA
1 stop37h 15m
Korean Air
Wed 5/206:25 pm
SHA
- SEA
1 stop31h 15m
Korean Air
Deal found 4/7![Korean Air logo]()
$724
This KAYAK deal was found by Cheapflights users on 4/8. 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.
Tue 4/285:45 pm
SEA
- PVG
2 stops40h 00m
ANA
Thu 5/78:25 am
PVG
- SEA
2 stops25h 05m
ANA
Deal found 4/8![ANA logo]()
$734
This KAYAK deal was found by Cheapflights users on 4/6. 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 4/234:30 pm
SEA
- SHA
1 stop28h 45m
ANA
Thu 5/141:35 pm
SHA
- SEA
1 stop15h 50m
ANA
Deal found 4/6![ANA logo]()
$737
Best flights from Seattle to ShanghaiDiscover carefully curated flight deals from Seattle to Shanghai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
Discover carefully curated flight deals from Seattle to Shanghai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
This Korean Air deal was found by Cheapflights users on 4/5. 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.
Mon 4/2012:50 pm
SEA
- PVG
1 stop29h 50m
Korean Air
Mon 5/41:40 pm
PVG
- SEA
1 stop36h 00m
Korean Air
Deal found 4/5![Korean Air logo]()
$706
This Asiana Airlines deal was found by Cheapflights users on 4/6. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:55 am
SEA
- SHA
1 stop17h 50m
Asiana Airlines
Fri 5/1510:55 am
SHA
- SEA
1 stop19h 00m
Asiana Airlines
Deal found 4/6![Asiana Airlines logo]()
$1,084
This Delta deal was found by Cheapflights users on 4/5. 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.
Wed 4/224:00 pm
SEA
- PVG
Nonstop12h 50m
Delta
Wed 5/65:30 pm
PVG
- SEA
Nonstop10h 50m
Delta
Deal found 4/5![Delta logo]()
$1,109
This Emirates deal was found by Cheapflights users on 4/6. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:15 pm
SEA
- PVG
1 stop38h 05m
Emirates
Mon 7/137:20 am
PVG
- SEA
1 stop45h 05m
Emirates
Deal found 4/6![Emirates logo]()
$1,303
This United Airlines deal was found by Cheapflights users on 4/5. 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 8/65:00 am
SEA
- PVG
2 stops21h 25m
United Airlines
Sat 8/228:10 pm
PVG
- SEA
2 stops28h 48m
United Airlines
Deal found 4/5![United Airlines logo]()
$1,353
This Korean Air deal was found by Cheapflights users on 4/5. 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.
Wed 4/2212:50 pm
SEA
- SHA
1 stop37h 15m
Korean Air
Wed 5/66:25 pm
SHA
- SEA
1 stop31h 15m
Korean Air
Deal found 4/5![Korean Air logo]()
$724
This oojo deal was found by Cheapflights users on 4/9. 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 6/111:20 am
SEA
- SHA
2 stops33h 45m
Cathay Pacific
Tue 8/254:50 pm
SHA
- SEA
2 stops31h 02m
Cathay Pacific
Deal found 4/9![Cathay Pacific logo]()
$1,486
This Korean Air deal was found by Cheapflights users on 4/6. 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.
Mon 4/2012:50 pm
SEA
- SHA
1 stop37h 15m
Korean Air
Mon 5/116:25 pm
SHA
- SEA
1 stop31h 15m
Korean Air
Deal found 4/6![Korean Air logo]()
$724
This Korean Air deal was found by Cheapflights users on 4/5. 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.
Wed 4/1512:50 pm
SEA
- SHA
1 stop37h 15m
Korean Air
Sun 5/36:25 pm
SHA
- SEA
1 stop31h 15m
Korean Air
Deal found 4/5![Korean Air logo]()
$824
This Asiana Airlines deal was found by Cheapflights users on 4/6. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:55 am
SEA
- SHA
1 stop17h 50m
Asiana Airlines
Sun 5/1010:55 am
SHA
- SEA
1 stop19h 00m
Asiana Airlines
Deal found 4/6![Asiana Airlines logo]()
$1,214
This Delta deal was found by Cheapflights users on 4/8. 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.
Wed 4/294:00 pm
SEA
- PVG
Nonstop12h 50m
Delta
Sat 5/25:30 pm
PVG
- SEA
Nonstop10h 50m
Delta
Deal found 4/8![Delta logo]()
$1,289
This Delta deal was found by Cheapflights users on 4/8. 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 9/64:00 pm
SEA
- PVG
Nonstop12h 50m
Delta
Thu 9/175:30 pm
PVG
- SEA
Nonstop11h 20m
Delta
Deal found 4/8![Delta logo]()
$1,373
This Asiana Airlines deal was found by Cheapflights users on 4/6. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2412:55 am
SEA
- SHA
1 stop17h 50m
Asiana Airlines
Sat 5/1610:55 am
SHA
- SEA
2 stops25h 11m
Asiana Airlines
Deal found 4/6![Asiana Airlines logo]()
$1,410
This oojo deal was found by Cheapflights users on 4/9. 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 6/711:20 am
SEA
- SHA
2 stops37h 15m
Cathay Pacific
Thu 8/2010:30 pm
SHA
- SEA
2 stops33h 10m
Cathay Pacific
Deal found 4/9![Cathay Pacific logo]()
$1,586
This Delta deal was found by Cheapflights users on 4/7. 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 4/284:00 pm
SEA
- PVG
Nonstop12h 50m
Delta
Sun 5/175:30 pm
PVG
- SEA
Nonstop10h 50m
Delta
Deal found 4/7![Delta logo]()
$1,396
This Delta deal was found by Cheapflights users on 4/5. 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 4/274:00 pm
SEA
- PVG
Nonstop12h 50m
Delta
Sun 5/35:30 pm
PVG
- SEA
Nonstop10h 50m
Delta
Deal found 4/5![Delta logo]()
$1,404
This Asiana Airlines deal was found by Cheapflights users on 4/6. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:55 am
SEA
- SHA
1 stop17h 50m
Asiana Airlines
Fri 5/1510:55 am
SHA
- SEA
2 stops25h 11m
Asiana Airlines
Deal found 4/6![Asiana Airlines logo]()
$1,670
This Delta deal was found by Cheapflights users on 4/7. 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 5/74:05 pm
SEA
- PVG
Nonstop12h 45m
Delta
Fri 5/295:30 pm
PVG
- SEA
Nonstop10h 50m
Delta
Deal found 4/7![Delta logo]()
$1,421
This Asiana Airlines deal was found by Cheapflights users on 4/6. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:12 am
SEA
- SHA
2 stops35h 33m
Asiana Airlines
Mon 5/1110:55 am
SHA
- SEA
1 stop19h 00m
Asiana Airlines
Deal found 4/6![Asiana Airlines logo]()
$1,671
This Delta deal was found by Cheapflights users on 4/5. 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 5/84:05 pm
SEA
- PVG
Nonstop12h 45m
Delta
Fri 5/155:30 pm
PVG
- SEA
Nonstop10h 50m
Delta
Deal found 4/5![Delta logo]()
$1,421
This Korean Air deal was found by Cheapflights users on 4/7. 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.
Wed 5/612:50 pm
SEA
- SHA
1 stop37h 15m
Korean Air
Wed 5/136:25 pm
SHA
- SEA
1 stop31h 15m
Korean Air
Deal found 4/7![Korean Air logo]()
$1,774
This Delta deal was found by Cheapflights users on 4/5. 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.
Wed 5/204:05 pm
SEA
- PVG
Nonstop12h 45m
Delta
Sat 6/205:30 pm
PVG
- SEA
Nonstop11h 11m
Delta
Deal found 4/5![Delta logo]()
$1,573
This Delta deal was found by Cheapflights users on 4/5. 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 5/254:05 pm
SEA
- PVG
Nonstop12h 45m
Delta
Sun 6/215:30 pm
PVG
- SEA
Nonstop11h 11m
Delta
Deal found 4/5![Delta logo]()
$1,573
Last-minute flights from Seattle to ShanghaiDiscover last-minute flight deals from Seattle to Shanghai. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Shanghai. Data last updated April 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 4/204:30 pm
SEA
- PVG
1 stop37h 10m
ANA
Wed 5/138:25 am
PVG
- SEA
1 stop21h 00m
ANA
Deal found 4/6![ANA logo]()
$702
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 4/204:30 pm
SEA
- PVG
1 stop37h 10m
ANA
Wed 5/208:25 am
PVG
- SEA
1 stop21h 00m
ANA
Deal found 4/6![ANA logo]()
$703
This FlightHub deal was found by Cheapflights users on 4/6. 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.
Mon 4/204:30 pm
SEA
- PVG
1 stop17h 15m
ANA
Wed 5/131:50 am
PVG
- SEA
1 stop27h 35m
ANA
Deal found 4/6![ANA logo]()
$710
This Korean Air deal was found by Cheapflights users on 4/7. 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.
Mon 4/2012:50 pm
SEA
- SHA
1 stop37h 15m
Korean Air
Wed 5/206:25 pm
SHA
- SEA
1 stop31h 15m
Korean Air
Deal found 4/7![Korean Air logo]()
$724
This Justfly.com deal was found by Cheapflights users on 4/6. 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 4/214:30 pm
SEA
- SHA
1 stop28h 45m
ANA
Wed 5/131:35 pm
SHA
- SEA
1 stop15h 50m
ANA
Deal found 4/6![ANA logo]()
$710
This FlightHub deal was found by Cheapflights users on 4/6. 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 4/218:42 am
SEA
- PVG
2 stops25h 03m
ANA
Wed 5/138:25 am
PVG
- SEA
1 stop21h 00m
ANA
Deal found 4/6![ANA logo]()
$718
This Mytrip deal was found by Cheapflights users on 4/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:50 pm
SEA
- SHA
1 stop37h 15m
Korean Air
Sun 5/106:25 pm
SHA
- SEA
1 stop31h 15m
Korean Air
Deal found 4/6![Korean Air logo]()
$722
This KAYAK deal was found by Cheapflights users on 4/6. 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 4/234:30 pm
SEA
- SHA
1 stop28h 45m
ANA
Thu 5/141:35 pm
SHA
- SEA
1 stop15h 50m
ANA
Deal found 4/6![ANA logo]()
$737
This Korean Air deal was found by Cheapflights users on 4/6. 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.
Fri 4/2412:50 pm
SEA
- PVG
1 stop29h 50m
Korean Air
Wed 5/1311:10 am
PVG
- SEA
1 stop14h 30m
Korean Air
Deal found 4/6![Korean Air logo]()
$706
This Fareboom deal was found by Cheapflights users on 4/9. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2412:55 am
SEA
- PVG
1 stop19h 50m
Asiana Airlines
Tue 5/198:35 am
PVG
- SEA
1 stop21h 20m
Asiana Airlines
Deal found 4/9![Asiana Airlines logo]()
$709
This KAYAK deal was found by Cheapflights users on 4/8. 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.
Tue 4/285:45 pm
SEA
- PVG
2 stops40h 00m
ANA
Thu 5/78:25 am
PVG
- SEA
2 stops25h 05m
ANA
Deal found 4/8![ANA logo]()
$734
This KAYAK deal was found by Cheapflights users on 4/7. 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.
Wed 4/294:30 pm
SEA
- PVG
1 stop17h 15m
ANA
Tue 5/121:50 am
PVG
- SEA
1 stop27h 35m
ANA
Deal found 4/7![ANA logo]()
$737
One-way flights from Seattle to ShanghaiSearch for one-way flight options from Seattle to Shanghai. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
Search for one-way flight options from Seattle to Shanghai. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
This Fareboom deal was found by Cheapflights users on 4/7. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2012:55 am
SEA
- PVG
1 stop23h 05m
Asiana Airlines
Deal found 4/7![Asiana Airlines logo]()
$357
This Fareboom deal was found by Cheapflights users on 4/8. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:55 am
SEA
- PVG
1 stop23h 05m
Asiana Airlines
Deal found 4/8![Asiana Airlines logo]()
$359
This Fareboom deal was found by Cheapflights users on 4/6. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2612:55 am
SEA
- SHA
1 stop17h 50m
Asiana Airlines
Deal found 4/6![Asiana Airlines logo]()
$368
This oojo deal was found by Cheapflights users on 4/8. 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 8/2512:55 am
SEA
- PVG
1 stop19h 50m
Asiana Airlines
Deal found 4/8![Asiana Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 4/2112:55 am
SEA
- PVG
1 stop23h 05m
Asiana Airlines
Deal found 4/7![Asiana Airlines logo]()
$382
This Fareboom deal was found by Cheapflights users on 4/7. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:00 am
SEA
- PVG
2 stops31h 00m
Austrian Airlines
Deal found 4/7![Austrian Airlines logo]()
$386
This FlightHub deal was found by Cheapflights users on 4/8. 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.
Mon 4/2012:55 am
SEA
- SHA
1 stop17h 50m
Asiana Airlines
Deal found 4/8![Asiana Airlines logo]()
$389
This Fareboom deal was found by Cheapflights users on 4/8. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:55 am
SEA
- SHA
1 stop17h 50m
Asiana Airlines
Deal found 4/8![Asiana Airlines logo]()
$397
This FlightHub deal was found by Cheapflights users on 4/8. 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.
Thu 4/234:30 pm
SEA
- SHA
1 stop28h 45m
ANA
Deal found 4/8![ANA logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 4/2812:55 am
SEA
- PVG
1 stop19h 50m
Asiana Airlines
Deal found 4/6![Asiana Airlines logo]()
$401
This Asiana Airlines deal was found by Cheapflights users on 4/6. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:55 am
SEA
- PVG
1 stop23h 05m
Asiana Airlines
Deal found 4/6![Asiana Airlines logo]()
$402
This FlightHub deal was found by Cheapflights users on 4/8. 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 4/218:42 am
SEA
- PVG
2 stops25h 03m
ANA
Deal found 4/8![ANA logo]()
$410
Find flight deals from Seattle to Shanghai
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Shanghai (CN2). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 10, 2026.
Round-trip from | $702 (Kiwi.com) |
|---|---|
One-way from | $357 (Fareboom) |
Popular in | December |
Cheapest in | April |
Average price | $760 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Shanghai 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 April 10, 2026.
Use the filters below to find and compare flights from Seattle to Shanghai that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleShanghai
SEA - PVG
SEAPVG
Seattle/Tacoma Intl
Mon 4/20
12:50 pm-9:40 am
1 stop29h 50m
Shanghai Pu Dong
Mon 5/4
1:40 pm-10:40 am
1 stop36h 00m
$706
SeattleShanghai
SEA - SHA
SEASHA
Seattle/Tacoma Intl
Wed 4/22
12:50 pm-5:05 pm
1 stop37h 15m
Shanghai Hongqiao Intl
Wed 5/6
6:25 pm-10:40 am
1 stop31h 15m
$724
SeattleShanghai
SEA - SHA
SEASHA
Seattle/Tacoma Intl
Mon 4/20
12:50 pm-5:05 pm
1 stop37h 15m
Shanghai Hongqiao Intl
Mon 5/11
6:25 pm-10:40 am
1 stop31h 15m
$724
SeattleShanghai
SEA - SHA
SEASHA
Seattle/Tacoma Intl
Wed 4/15
12:50 pm-5:05 pm
1 stop37h 15m
Shanghai Hongqiao Intl
Sun 5/3
6:25 pm-10:40 am
1 stop31h 15m
$824
SeattleShanghai
SEA - SHA
SEASHA
Seattle/Tacoma Intl
Thu 4/23
12:55 am-9:45 am
1 stop17h 50m
Shanghai Hongqiao Intl
Fri 5/15
10:55 am-2:55 pm
1 stop19h 00m
$1,084
SeattleShanghai
SEA - PVG
SEAPVG
Seattle/Tacoma Intl
Wed 4/22
4:00 pm-7:50 pm
Nonstop12h 50m
Shanghai Pu Dong
Wed 5/6
5:30 pm-1:20 pm
Nonstop10h 50m
$1,109
SeattleShanghai
SEA - SHA
SEASHA
Seattle/Tacoma Intl
Tue 4/14
12:55 am-9:45 am
1 stop17h 50m
Shanghai Hongqiao Intl
Sun 5/10
10:55 am-2:55 pm
1 stop19h 00m
$1,214
SeattleShanghai
SEA - PVG
SEAPVG
Seattle/Tacoma Intl
Wed 4/29
4:00 pm-7:50 pm
Nonstop12h 50m
Shanghai Pu Dong
Sat 5/2
5:30 pm-1:20 pm
Nonstop10h 50m
$1,289
SeattleShanghai
SEA - PVG
SEAPVG
Seattle/Tacoma Intl
Sun 5/17
5:15 pm-10:20 pm
1 stop38h 05m
Shanghai Pu Dong
Mon 7/13
7:20 am-1:25 pm
1 stop45h 05m
$1,303
SeattleShanghai
SEA - PVG
SEAPVG
Seattle/Tacoma Intl
Thu 8/6
5:00 am-5:25 pm
2 stops21h 25m
Shanghai Pu Dong
Sat 8/22
8:10 pm-9:58 am
2 stops28h 48m
$1,353
Showing 1-10 of 45 resultsSorted by cheapest first
Best time to book a flight from Seattle to Shanghai
Have a flexible travel schedule? Discover the best time to fly to Shanghai from Seattle with our price prediction graph.
SEA-CN2
SEA-PVG
SEA-SHA
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 Seattle to Shanghai
SEA-CN2
SEA-PVG
SEA-SHA
How far ahead should I book a flight from Seattle to Shanghai?
Use this chart to determine the optimal time to book a round-trip flight from Seattle to Shanghai. Price data was last updated on April 3, 2026.
Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Shanghai. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Seattle to Shanghai?
Currently, April is the cheapest month in which you can book a flight from Seattle to Shanghai (average of $435). Flying from Seattle to Shanghai in July is currently the most expensive (average of $1,086). 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.
What is the cheapest time of day to fly from SEA to SHA?
Find hourly flight availability from Seattle to Shanghai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 10, 2026.
When flying from Seattle to Shanghai, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Seattle to Shanghai?
Reviews of airlines servicing Shanghai
Get insights into the airlines that provide service to Shanghai. 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 Shanghai. Reviews last updated April 10, 2026.
Read reviews from past customers who have flown EVA Air,Korean Air, andAsiana Airlines from Seattle to Shanghai. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.4
Food
8.1
Comfort
8.3
Crew
8.7
Overall
8.5
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Crew
8.7
Overall
8.5
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Crew
8.7
Overall
8.5
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Crew
8.7
Overall
8.5
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Crew
8.7
Overall
8.5
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Crew
8.7
Overall
8.5
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Related info for your journey
Find useful and relevant information for your journey from Seattle to Shanghai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Seattle to Shanghai
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Shanghai by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Shanghai by cabin class
Find flights from Seattle to Shanghai, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Shanghai flights
Browse other Seattle and Shanghai flight options. Last updated on April 10, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on April 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 9 airlines flying from Seattle to Shanghai
Discover the top 9 airlines that operate flights from Seattle to Shanghai. 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 April 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$437 | Average$869 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$483 | Average$1,186 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$525 | Average$1,412 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$537 | Average$764 | FlexibilityNo cancel fee | On-time61% | |
| Cheapest$594 | Average$1,193 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$659 | Average$823 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$664 | Average$867 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$673 | Average$831 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$810 | Average$1,210 | FlexibilityNo cancel fee | On-time70% |