$79+ Cheap flights from Seattle (SEA) to the United States
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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAX
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to USA with Cheapflights
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Cheapest flights from Seattle to USAExplore the most affordable flight options available from Seattle to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
Explore the most affordable flight options available from Seattle to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
This Frontier deal was found by Cheapflights users on 7/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:00 pm
SEA
- LAS
Nonstop2h 39m
Frontier
Tue 9/227:00 am
LAS
- SEA
Nonstop3h 00m
Frontier
Deal found 7/24![Frontier logo]()
$115
This Super.com deal was found by Cheapflights users on 7/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Thu 9/312:32 pm
LAS
- SEA
Nonstop2h 56m
Frontier
Deal found 7/27![Frontier logo]()
$116
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:16 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Sun 11/157:00 am
LAS
- SEA
Nonstop3h 00m
Frontier
Deal found 7/26![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Thu 8/2710:34 am
SEA
- LAS
1 stop13h 15m
Frontier
Tue 9/17:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Deal found 7/27![Frontier logo]()
$118
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:45 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Fri 9/253:26 pm
LAS
- SEA
Nonstop3h 02m
Frontier
Deal found 7/26![Frontier logo]()
$119
This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:45 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Mon 9/146:50 am
LAS
- SEA
Nonstop2h 52m
Frontier
Deal found 7/27![Frontier logo]()
$120
This Orbitz deal was found by Cheapflights users on 7/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:16 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Sun 10/257:00 am
LAS
- SEA
Nonstop3h 00m
Frontier
Deal found 7/28![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/249:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Fri 8/287:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Deal found 7/27![Frontier logo]()
$122
This Super.com deal was found by Cheapflights users on 7/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:00 pm
SEA
- LAS
Nonstop2h 39m
Frontier
Mon 10/197:00 am
LAS
- SEA
Nonstop3h 00m
Frontier
Deal found 7/26![Frontier logo]()
$123
This Super.com deal was found by Cheapflights users on 7/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:16 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Mon 11/27:00 am
LAS
- SEA
Nonstop3h 00m
Frontier
Deal found 7/26![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 7/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:45 pm
SEA
- LAS
Nonstop2h 43m
Frontier
Fri 10/97:00 am
LAS
- SEA
Nonstop3h 00m
Frontier
Deal found 7/26![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Thu 9/106:50 am
LAS
- SEA
Nonstop2h 52m
Frontier
Deal found 7/26![Frontier logo]()
$126
Best flights from Seattle to USADiscover carefully curated flight deals from Seattle to USA that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from Seattle to USA that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:25 am
SEA
- LAS
Nonstop2h 30m
Southwest
Tue 9/2912:40 pm
LAS
- SEA
2 stops6h 30m
Southwest
Deal found 7/24![Southwest logo]()
$182
This Delta deal was found by Cheapflights users on 7/24. 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 8/223:15 pm
SEA
- LAX
Nonstop2h 41m
Delta
Fri 8/289:00 pm
LAX
- SEA
Nonstop2h 44m
Delta
Deal found 7/24![Delta logo]()
$207
This United Airlines deal was found by Cheapflights users on 7/28. 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 8/243:30 pm
SEA
- LAS
1 stop5h 02m
United Airlines
Sat 8/2910:44 am
LAS
- SEA
1 stop4h 45m
United Airlines
Deal found 7/28![United Airlines logo]()
$212
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:50 am
SEA
- PHX
Nonstop3h 07m
Alaska Airlines
Fri 8/144:00 pm
PHX
- SEA
Nonstop3h 06m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$217
This JetBlue deal was found by Cheapflights users on 7/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:40 pm
SEA
- BOS
1 stop10h 11m
JetBlue
Mon 10/57:09 pm
BOS
- SEA
Nonstop6h 22m
JetBlue
Deal found 7/25![JetBlue logo]()
$330
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:25 am
SEA
- LAS
Nonstop2h 30m
Southwest
Wed 9/3012:40 pm
LAS
- SEA
2 stops6h 35m
Southwest
Deal found 7/26![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am
SEA
- LAS
Nonstop2h 30m
Southwest
Tue 9/157:45 am
LAS
- SEA
Nonstop2h 45m
Southwest
Deal found 7/25![Southwest logo]()
$190
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/211:16 pm
SEA
- LAX
1 stop4h 48m
United Airlines
Sat 8/221:25 pm
LAX
- SEA
1 stop5h 04m
United Airlines
Deal found 7/25![United Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 pm
SEA
- PHX
Nonstop3h 00m
Alaska Airlines
Mon 8/317:49 pm
PHX
- SEA
1 stop16h 50m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$225
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:55 am
SEA
- LAS
2 stops6h 15m
Southwest
Tue 9/152:55 pm
LAS
- SEA
1 stop4h 20m
Southwest
Deal found 7/25![Southwest logo]()
$192
This Delta deal was found by Cheapflights users on 7/28. 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 12/117:59 pm
SEA
- LAX
Nonstop2h 53m
Delta
Sun 12/132:05 pm
LAX
- SEA
Nonstop2h 54m
Delta
Deal found 7/28![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:10 pm
SEA
- PHX
Nonstop2h 50m
Alaska Airlines
Thu 11/191:49 pm
PHX
- SEA
Nonstop3h 14m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$232
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:40 am
SEA
- LAS
2 stops7h 45m
Southwest
Sat 9/267:40 am
LAS
- SEA
2 stops6h 45m
Southwest
Deal found 7/29![Southwest logo]()
$197
This Delta deal was found by Cheapflights users on 7/26. 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 9/102:29 pm
SEA
- ONT
Nonstop2h 50m
Delta
Mon 9/146:00 pm
ONT
- SEA
Nonstop2h 50m
Delta
Deal found 7/26![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/313:30 pm
SEA
- ONT
1 stop4h 31m
United Airlines
Sat 9/511:00 am
ONT
- SEA
1 stop7h 29m
United Airlines
Deal found 7/26![United Airlines logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:30 pm
SEA
- LAX
1 stop5h 32m
Alaska Airlines
Tue 9/155:00 pm
LAX
- SEA
1 stop4h 40m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:55 am
SEA
- LAS
2 stops6h 15m
Southwest
Wed 9/1612:40 pm
LAS
- SEA
2 stops6h 35m
Southwest
Deal found 7/26![Southwest logo]()
$197
This United Airlines deal was found by Cheapflights users on 7/24. 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 12/210:45 am
SEA
- LAX
1 stop7h 16m
United Airlines
Sun 12/68:30 am
LAX
- SEA
Nonstop3h 03m
United Airlines
Deal found 7/24![United Airlines logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:44 pm
SEA
- PHX
Nonstop3h 00m
Alaska Airlines
Tue 9/227:08 am
PHX
- SEA
1 stop12h 44m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$240
This Delta deal was found by Cheapflights users on 7/25. 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 8/282:30 pm
SEA
- ONT
Nonstop2h 51m
Delta
Mon 8/316:01 pm
ONT
- SEA
Nonstop2h 49m
Delta
Deal found 7/25![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:35 am
SEA
- LAS
2 stops7h 05m
Southwest
Mon 9/149:40 pm
LAS
- SEA
Nonstop2h 45m
Southwest
Deal found 7/27![Southwest logo]()
$205
This JetBlue deal was found by Cheapflights users on 7/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:42 pm
SEA
- BOS
Nonstop5h 24m
JetBlue
Wed 9/237:20 pm
BOS
- SEA
Nonstop6h 17m
JetBlue
Deal found 7/28![JetBlue logo]()
$339
This Delta deal was found by Cheapflights users on 7/24. 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 9/107:50 pm
SEA
- ONT
Nonstop2h 50m
Delta
Sun 9/1311:54 am
ONT
- SEA
Nonstop2h 56m
Delta
Deal found 7/24![Delta logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:55 am
SEA
- ONT
1 stop6h 15m
Alaska Airlines
Tue 9/157:12 am
ONT
- SEA
1 stop5h 38m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$247
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:10 am
SEA
- LAX
1 stop5h 55m
Southwest
Sat 9/1210:00 am
LAX
- SEA
1 stop8h 20m
Southwest
Deal found 7/26![Southwest logo]()
$207
This JetBlue deal was found by Cheapflights users on 7/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:15 pm
SEA
- BOS
1 stop9h 31m
JetBlue
Mon 10/196:59 pm
BOS
- SEA
Nonstop6h 39m
JetBlue
Deal found 7/25![JetBlue logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:20 pm
SEA
- LAX
Nonstop2h 49m
Alaska Airlines
Mon 12/73:30 pm
LAX
- SEA
1 stop5h 37m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$250
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:30 am
SEA
- LAS
1 stop5h 20m
Southwest
Thu 9/106:40 pm
LAS
- SEA
1 stop6h 05m
Southwest
Deal found 7/24![Southwest logo]()
$210
This JetBlue deal was found by Cheapflights users on 7/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:45 pm
SEA
- BOS
Nonstop5h 19m
JetBlue
Tue 9/87:09 am
BOS
- SEA
Nonstop6h 21m
JetBlue
Deal found 7/28![JetBlue logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:55 am
SEA
- PHX
Nonstop3h 08m
Alaska Airlines
Thu 8/203:15 pm
PHX
- SEA
1 stop8h 25m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$252
Last-minute flights from Seattle to USADiscover last-minute flight deals from Seattle to USA. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to USA. Data last updated July 29, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 7/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Fri 8/147:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/27![Frontier logo]()
$141
This Frontier deal was found by Cheapflights users on 7/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Sun 8/167:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/24![Frontier logo]()
$144
This Cheapflightsfares deal was found by Cheapflights users on 7/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:22 pm
SEA
- DEN
Nonstop2h 56m
Frontier
Sat 8/227:15 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/25![Frontier logo]()
$147
This Cheapflightsfares deal was found by Cheapflights users on 7/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Thu 8/207:15 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/25![Frontier logo]()
$148
This Cheapflightsfares deal was found by Cheapflights users on 7/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Sat 8/227:15 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/27![Frontier logo]()
$142
This Travelocity deal was found by Cheapflights users on 7/26. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:11 pm
SEA
- DEN
Nonstop2h 48m
Multiple Airlines
Mon 8/247:15 am
DEN
- SEA
Nonstop3h 04m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Thu 8/202:37 pm
SEA
- DEN
Nonstop2h 56m
Frontier
Wed 8/268:45 am
DEN
- SEA
1 stop11h 53m
Frontier
Deal found 7/26![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Fri 8/219:29 pm
SEA
- DEN
1 stop10h 36m
Frontier
Tue 8/257:15 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/26![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Fri 8/217:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Wed 8/268:45 am
DEN
- SEA
1 stop11h 53m
Frontier
Deal found 7/24![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/262:37 pm
SEA
- DEN
Nonstop2h 56m
Frontier
Wed 9/28:45 am
DEN
- SEA
1 stop11h 48m
Frontier
Deal found 7/27![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/2610:34 am
SEA
- LAX
Nonstop3h 00m
Frontier
Mon 9/710:22 pm
LAX
- SEA
1 stop12h 17m
Frontier
Deal found 7/28![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/2610:34 am
SEA
- LAX
Nonstop3h 00m
Frontier
Thu 9/36:55 am
LAX
- SEA
1 stop8h 33m
Frontier
Deal found 7/28![Frontier logo]()
$150
One-way flights from Seattle to USASearch for one-way flight options from Seattle to USA. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from Seattle to USA. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Super.com deal was found by Cheapflights users on 7/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:45 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 7/26![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 10/3111:06 am
SEA
- LAS
1 stop12h 10m
Frontier
Deal found 7/26![Frontier logo]()
$81
This Super.com deal was found by Cheapflights users on 7/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:53 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 7/25![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Sun 9/208:15 pm
SEA
- LAS
1 stop27h 13m
Frontier
Deal found 7/24![Frontier logo]()
$83
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:10 pm
SEA
- LAS
Nonstop2h 40m
Southwest
Deal found 7/27![Southwest logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 9/237:25 pm
SEA
- LAS
1 stop28h 03m
Frontier
Deal found 7/25![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 9/210:34 am
SEA
- LAS
1 stop21h 42m
Frontier
Deal found 7/27![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Thu 11/511:06 am
SEA
- LAS
1 stop12h 10m
Frontier
Deal found 7/27![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 9/148:15 pm
SEA
- LAS
1 stop16h 38m
Frontier
Deal found 7/27![Frontier logo]()
$88
This Super.com deal was found by Cheapflights users on 7/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:16 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 7/26![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Thu 8/2710:34 am
SEA
- LAS
1 stop13h 15m
Frontier
Deal found 7/25![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Fri 9/1811:06 am
SEA
- LAS
1 stop35h 35m
Frontier
Deal found 7/26![Frontier logo]()
$91
Find flight deals from Seattle to USA
Keep the following information in mind while searching for Seattle to USA flight deals. Data was last updated July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $115 (Frontier) |
One-way from | $79 (Super.com) |
Popular in | December |
Cheapest in | October |
Average price | $475 |
Good round-trip deal | $187 or less |
Good one-way deal | $118 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to USA 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 July 29, 2026.
Use the filters below to find and compare flights from Seattle to the United States that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Tue 9/22
6:25 am-8:55 am
Nonstop2h 30m
Las Vegas Harry Reid Intl
Tue 9/29
12:40 pm-7:10 pm
2 stops6h 30m
$182
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 9/16
6:25 am-8:55 am
Nonstop2h 30m
Las Vegas Harry Reid Intl
Wed 9/30
12:40 pm-7:15 pm
2 stops6h 35m
$182
Quickest round-trip
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Thu 9/10
7:00 am-9:30 am
Nonstop2h 30m
Las Vegas Harry Reid Intl
Tue 9/15
7:45 am-10:30 am
Nonstop2h 45m
$190
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 9/9
5:55 am-12:10 pm
2 stops6h 15m
Las Vegas Harry Reid Intl
Tue 9/15
2:55 pm-7:15 pm
1 stop4h 20m
$192
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 9/23
7:40 am-3:25 pm
2 stops7h 45m
Las Vegas Harry Reid Intl
Sat 9/26
7:40 am-2:25 pm
2 stops6h 45m
$197
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 9/9
5:55 am-12:10 pm
2 stops6h 15m
Las Vegas Harry Reid Intl
Wed 9/16
12:40 pm-7:15 pm
2 stops6h 35m
$197
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sat 9/12
11:35 am-6:40 pm
2 stops7h 05m
Las Vegas Harry Reid Intl
Mon 9/14
9:40 pm-12:25 am
Nonstop2h 45m
$205
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Sat 8/22
3:15 pm-5:56 pm
Nonstop2h 41m
Los Angeles
Fri 8/28
9:00 pm-11:44 pm
Nonstop2h 44m
$207
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Wed 9/2
7:10 am-1:05 pm
1 stop5h 55m
Los Angeles
Sat 9/12
10:00 am-6:20 pm
1 stop8h 20m
$207
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Tue 9/8
8:30 am-1:50 pm
1 stop5h 20m
Las Vegas Harry Reid Intl
Thu 9/10
6:40 pm-12:45 am
1 stop6h 05m
$210
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Seattle to USA
Have a flexible travel schedule? Discover the best time to fly to USA from Seattle with our price prediction graph.
SEA-LAS
SEA-DEN
SEA-LAX
SEA-BOS
SEA-ONT
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 the United States
SEA-US0
SEA-LAS
SEA-DEN
SEA-LAX
SEA-BOS
What is the cheapest month to book a flight from Seattle to USA?
Currently, January is the cheapest month in which you can book a flight from Seattle to USA (average of $290). Flying from Seattle to USA in June is currently the most expensive (average of $428). 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 US?
Find hourly flight availability from Seattle to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2026.
It’s optimal to fly from Seattle to USA in the afternoon. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.
Weekly flight availability from Seattle to USA
Explore weekly flight availability from Seattle to USA. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 29, 2026.
The most flights from SEA to US0 are scheduled on a Monday (115 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (52 on average).
How often are flights from Seattle to the United States delayed?
About 16% of weekly flights between Seattle and United States have experienced delays in the past year, with the average delay time being 139 minutes.
What is the most punctual flight time for Seattle to the United States flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Seattle to the United States flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.
How far ahead should I book a flight from Seattle to USA?
The price you pay for your flight from Seattle to USA may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Seattle to USA?
Use this chart to determine the cheapest time to fly round-trip from Seattle to USA. Price data was last updated on July 25, 2026.
Travelers seeking maximum savings on their Seattle to USA flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing USA
Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated July 29, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Seattle to the United States have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Seattle to USA. 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 Seattle to USA
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Complete your trip
Complete your trip to USA by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to USA by cabin class
Find flights from Seattle to USA, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and USA flights
Browse other Seattle and USA flight options. Last updated on July 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Seattle to USA flights
Consider these flights traveling from Seattle to USA.
Fly to USA regions
Consider these flights traveling to USA regions.
Top 9 airlines flying from Seattle to USA
Discover the top 9 airlines that operate flights from Seattle to USA. 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 July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$52 | Average$270 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$69 | Average$341 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$78 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$110 | Average$405 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$117 | Average$429 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$117 | Average$347 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$129 | Average$337 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$174 | Average$420 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$233 | Average$428 | FlexibilityNo cancel fee | On-time83% |