$186+ Cheap flights from LaGuardia, NY (LGA) to Seattle (SEA)
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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SEA
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from LaGuardia to SeattleExplore the most affordable flight options available from LaGuardia to Seattle. 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 LaGuardia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/199:17 am
LGA
- SEA
1 stop8h 34m
American Airlines
Sat 9/2611:57 pm
SEA
- LGA
1 stop7h 13m
American Airlines
Deal found 7/29![American Airlines logo]()
$346
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:25 pm
LGA
- SEA
1 stop9h 34m
American Airlines
Fri 8/2811:56 pm
SEA
- LGA
1 stop7h 14m
American Airlines
Deal found 7/27![American Airlines logo]()
$347
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:25 pm
LGA
- SEA
1 stop9h 34m
American Airlines
Tue 9/157:51 am
SEA
- LGA
1 stop8h 38m
American Airlines
Deal found 7/28![American Airlines logo]()
$348
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:23 am
LGA
- SEA
1 stop8h 37m
American Airlines
Tue 9/1511:57 pm
SEA
- LGA
1 stop7h 13m
American Airlines
Deal found 7/27![American Airlines logo]()
$349
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.
Sun 9/63:25 pm
LGA
- SEA
1 stop10h 40m
Southwest
Tue 9/155:20 am
SEA
- LGA
1 stop7h 10m
Southwest
Deal found 7/24![Southwest logo]()
$352
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:39 pm
LGA
- SEA
1 stop8h 28m
American Airlines
Fri 9/185:30 am
SEA
- LGA
1 stop8h 34m
American Airlines
Deal found 7/28![American Airlines logo]()
$353
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:10 pm
LGA
- SEA
1 stop9h 42m
American Airlines
Sat 9/55:50 am
SEA
- LGA
1 stop9h 15m
American Airlines
Deal found 7/27![American Airlines logo]()
$355
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:12 am
LGA
- SEA
1 stop8h 37m
American Airlines
Wed 9/166:40 am
SEA
- LGA
1 stop7h 51m
American Airlines
Deal found 7/26![American Airlines logo]()
$356
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 9/87:25 am
LGA
- SEA
1 stop8h 40m
Southwest
Tue 9/2211:00 pm
SEA
- LGA
1 stop7h 40m
Southwest
Deal found 7/24![Southwest logo]()
$357
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:21 pm
LGA
- SEA
1 stop9h 27m
American Airlines
Tue 9/157:51 am
SEA
- LGA
1 stop8h 38m
American Airlines
Deal found 7/27![American Airlines logo]()
$358
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:01 pm
LGA
- SEA
1 stop8h 35m
American Airlines
Sun 9/2711:57 pm
SEA
- LGA
1 stop7h 13m
American Airlines
Deal found 7/25![American Airlines logo]()
$360
Best flights from LaGuardia to SeattleDiscover carefully curated flight deals from LaGuardia to Seattle 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 LaGuardia to Seattle 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 7/25. 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.
Sat 9/54:00 pm
LGA
- SEA
1 stop8h 30m
Southwest
Sat 9/1211:00 pm
SEA
- LGA
1 stop7h 55m
Southwest
Deal found 7/25![Southwest logo]()
$352
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.
Sat 9/2610:17 am
LGA
- SEA
2 stops13h 20m
United Airlines
Wed 9/308:30 am
SEA
- LGA
1 stop8h 24m
United Airlines
Deal found 7/24![United Airlines logo]()
$463
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 10/96:00 pm
LGA
- SEA
1 stop8h 52m
Delta
Sun 10/1111:50 pm
SEA
- LGA
1 stop7h 59m
Delta
Deal found 7/28![Delta logo]()
$477
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/264:10 pm
LGA
- SEA
1 stop10h 25m
Southwest
Wed 9/211:10 am
SEA
- LGA
2 stops9h 05m
Southwest
Deal found 7/28![Southwest logo]()
$362
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:55 pm
LGA
- SEA
1 stop9h 00m
Southwest
Mon 9/148:25 pm
SEA
- LGA
2 stops10h 55m
Southwest
Deal found 7/28![Southwest logo]()
$397
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.
Tue 10/275:05 pm
LGA
- SEA
1 stop8h 00m
Delta
Tue 11/36:00 am
SEA
- LGA
1 stop6h 54m
Delta
Deal found 7/28![Delta logo]()
$477
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.
Fri 9/119:40 am
LGA
- SEA
2 stops10h 55m
Southwest
Fri 9/1811:05 pm
SEA
- LGA
1 stop6h 55m
Southwest
Deal found 7/27![Southwest logo]()
$406
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.
Fri 9/111:10 pm
LGA
- SEA
2 stops10h 40m
Southwest
Sat 9/195:30 am
SEA
- LGA
2 stops11h 40m
Southwest
Deal found 7/24![Southwest logo]()
$417
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.
Sat 8/221:35 pm
LGA
- SEA
2 stops10h 55m
Southwest
Thu 8/275:15 am
SEA
- LGA
1 stop9h 40m
Southwest
Deal found 7/26![Southwest logo]()
$456
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:30 pm
LGA
- SEA
2 stops11h 40m
Southwest
Sat 9/195:30 am
SEA
- LGA
2 stops11h 40m
Southwest
Deal found 7/28![Southwest logo]()
$467
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.
Mon 8/242:35 pm
LGA
- SEA
2 stops11h 20m
Southwest
Sun 8/3011:05 pm
SEA
- LGA
1 stop9h 20m
Southwest
Deal found 7/27![Southwest logo]()
$477
Last-minute flights from LaGuardia to SeattleDiscover last-minute flight deals from LaGuardia to Seattle. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from LaGuardia to Seattle. Data last updated July 29, 2026 and is based on user searches.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:25 pm
LGA
- SEA
1 stop9h 34m
American Airlines
Wed 8/265:50 am
SEA
- LGA
1 stop7h 40m
American Airlines
Deal found 7/29![American Airlines logo]()
$367
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:16 am
LGA
- SEA
1 stop10h 29m
American Airlines
Mon 8/2411:56 pm
SEA
- LGA
1 stop7h 03m
American Airlines
Deal found 7/29![American Airlines logo]()
$347
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:15 pm
LGA
- SEA
2 stops10h 50m
Southwest
Tue 8/2511:00 pm
SEA
- LGA
1 stop11h 05m
Southwest
Deal found 7/28![Southwest logo]()
$368
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:15 am
LGA
- SEA
1 stop13h 30m
Southwest
Tue 8/258:55 am
SEA
- LGA
1 stop9h 30m
Southwest
Deal found 7/28![Southwest logo]()
$362
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:16 am
LGA
- SEA
1 stop8h 18m
American Airlines
Tue 9/15:50 am
SEA
- LGA
1 stop9h 33m
American Airlines
Deal found 7/25![American Airlines logo]()
$371
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
LGA
- SEA
1 stop10h 15m
Southwest
Tue 9/18:55 am
SEA
- LGA
1 stop9h 30m
Southwest
Deal found 7/28![Southwest logo]()
$376
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.
Wed 8/264:25 pm
LGA
- SEA
1 stop9h 18m
United Airlines
Thu 8/2711:04 pm
SEA
- LGA
1 stop7h 35m
United Airlines
Deal found 7/28![United Airlines logo]()
$377
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:55 am
LGA
- SEA
1 stop9h 25m
Southwest
Wed 8/2611:05 pm
SEA
- LGA
1 stop10h 45m
Southwest
Deal found 7/28![Southwest logo]()
$382
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:59 pm
LGA
- SEA
1 stop8h 51m
American Airlines
Wed 9/26:25 am
SEA
- LGA
1 stop9h 00m
American Airlines
Deal found 7/26![American Airlines logo]()
$357
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:25 pm
LGA
- SEA
1 stop9h 34m
American Airlines
Sun 9/1311:57 pm
SEA
- LGA
1 stop8h 33m
American Airlines
Deal found 7/28![American Airlines logo]()
$352
One-way flights from LaGuardia to SeattleSearch for one-way flight options from LaGuardia to Seattle. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from LaGuardia to Seattle. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
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.
Tue 8/2510:55 pm
LGA
- SEA
2 stops23h 43m
Frontier
Deal found 7/28![Frontier logo]()
$186
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.
Sun 8/2310:00 pm
LGA
- SEA
2 stops38h 19m
Frontier
Deal found 7/29![Frontier logo]()
$187
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.
Fri 8/1410:00 pm
LGA
- SEA
2 stops38h 04m
Frontier
Deal found 7/27![Frontier logo]()
$188
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 8/243:29 pm
LGA
- SEA
1 stop10h 14m
United Airlines
Deal found 7/28![United Airlines logo]()
$189
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.
Sat 8/2210:55 pm
LGA
- SEA
2 stops37h 24m
Frontier
Deal found 7/28![Frontier logo]()
$193
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:25 pm
LGA
- SEA
1 stop9h 34m
American Airlines
Deal found 7/29![American Airlines logo]()
$194
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.
Thu 8/206:18 am
LGA
- SEA
2 stops31h 21m
Frontier
Deal found 7/28![Frontier logo]()
$195
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 8/2610:55 pm
LGA
- SEA
2 stops24h 07m
Frontier
Deal found 7/27![Frontier logo]()
$196
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.
Thu 9/108:29 pm
LGA
- SEA
2 stops40h 13m
Frontier
Deal found 7/28![Frontier logo]()
$197
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:25 am
LGA
- SEA
1 stop9h 30m
Southwest
Deal found 7/28![Southwest logo]()
$198
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 9/511:12 am
LGA
- SEA
2 stops26h 27m
Frontier
Deal found 7/26![Frontier logo]()
$199
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:10 am
LGA
- SEA
2 stops14h 30m
Southwest
Deal found 7/28![Southwest logo]()
$200
Find flight deals from LaGuardia to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) to Seattle (SEA). 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 July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $346 (American Airlines) |
One-way from | $186 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $540 |
Cheapflights Fare Finder
Customize your flight search to find flights from LaGuardia to Seattle 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 New York LaGuardia Airport to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Sat 9/5
4:00 pm-9:30 pm
1 stop8h 30m
Seattle/Tacoma Intl
Sat 9/12
11:00 pm-9:55 am
1 stop7h 55m
$352
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Wed 8/26
4:10 pm-11:35 pm
1 stop10h 25m
Seattle/Tacoma Intl
Wed 9/2
11:10 am-11:15 pm
2 stops9h 05m
$362
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Fri 9/11
5:55 pm-11:55 pm
1 stop9h 00m
Seattle/Tacoma Intl
Mon 9/14
8:25 pm-10:20 am
2 stops10h 55m
$397
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Fri 9/11
9:40 am-5:35 pm
2 stops10h 55m
Seattle/Tacoma Intl
Fri 9/18
11:05 pm-9:00 am
1 stop6h 55m
$406
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Fri 9/11
1:10 pm-8:50 pm
2 stops10h 40m
Seattle/Tacoma Intl
Sat 9/19
5:30 am-8:10 pm
2 stops11h 40m
$417
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Sat 8/22
1:35 pm-9:30 pm
2 stops10h 55m
Seattle/Tacoma Intl
Thu 8/27
5:15 am-5:55 pm
1 stop9h 40m
$456
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Sat 9/26
10:17 am-8:37 pm
2 stops13h 20m
Seattle/Tacoma Intl
Wed 9/30
8:30 am-7:54 pm
1 stop8h 24m
$463
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Tue 9/8
2:30 pm-11:10 pm
2 stops11h 40m
Seattle/Tacoma Intl
Sat 9/19
5:30 am-8:10 pm
2 stops11h 40m
$467
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Fri 10/9
6:00 pm-11:52 pm
1 stop8h 52m
Seattle/Tacoma Intl
Sun 10/11
11:50 pm-10:49 am
1 stop7h 59m
$477
Quickest round-trip
New YorkSeattle
LGA - SEA
LGASEA
New York LaGuardia
Tue 10/27
5:05 pm-10:05 pm
1 stop8h 00m
Seattle/Tacoma Intl
Tue 11/3
6:00 am-3:54 pm
1 stop6h 54m
$477
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from LaGuardia to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from LaGuardia to Seattle in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on New York LaGuardia Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York LaGuardia Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York LaGuardia Airport-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New York LaGuardia Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York LaGuardia Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from LaGuardia to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from LaGuardia with our price prediction graph.
LGA-SEA
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 New York LaGuardia Airport to Seattle
Prices
Delays
What is the cheapest month to book a flight from New York LaGuardia Airport to Seattle?
Currently, November is the cheapest month in which you can book a flight from New York LaGuardia Airport to Seattle (average of $266). Flying from New York LaGuardia Airport to Seattle in June is currently the most expensive (average of $556). 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 much does it cost to fly round-trip from New York LaGuardia Airport to Seattle?
Airfare is typical for this route at the moment.
New York LaGuardia Airport to Seattle flights typically cost between $318 and $590 in September.The cheapest round-trip price found within the last 5 days was $346 on American Airlines (Sep 19-Sep 26).
How often are flights from New York to Seattle delayed?
About 0% of weekly flights between New York and Seattle have experienced delays in the past year, with the average delay time being 0 minutes.
What is the most punctual flight time for New York to Seattle flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated July 29, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from New York LaGuardia Airport to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from LaGuardia to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Edmonds
Tukwila
Snoqualmie
Tumwater
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Shoreline
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LaGuardia and Seattle flights
Browse other LaGuardia and Seattle flight options. Last updated on July 29, 2026.
Other flights from LaGuardia
Browse through other flights departing from LaGuardia. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Top 4 airlines flying from LaGuardia to Seattle
Discover the top 4 airlines that operate flights from LaGuardia to Seattle. 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$189 | Average$451 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$196 | Average$318 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$252 | Average$432 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$496 | FlexibilityNo cancel fee | On-timeN/A |