$203+ Cheap flights from Seattle (SEA) to LaGuardia, NY (LGA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGA
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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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
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Cheapest flights from Seattle to LaGuardiaExplore the most affordable flight options available from Seattle to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Seattle to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This American Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:40 am -
1 stop7h 51m
Sat 10/32:39 pm -
1 stop8h 28m
Deal found 8/31![American Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:13 pm -
1 stop7h 02m
Tue 9/291:25 pm -
1 stop8h 27m
Deal found 9/3![United Airlines logo]()
$361
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:14 pm -
1 stop7h 30m
Sun 10/46:00 am -
1 stop8h 27m
Deal found 9/2![United Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:59 pm -
1 stop8h 30m
Tue 10/138:11 am -
1 stop9h 06m
Deal found 9/2![American Airlines logo]()
$366
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 10/307:00 am -
1 stop7h 15m
Mon 11/23:29 pm -
1 stop10h 38m
Deal found 9/4![United Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:15 am -
1 stop9h 14m
Fri 10/24:01 pm -
1 stop8h 35m
Deal found 9/1![American Airlines logo]()
$368
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:15 am -
1 stop9h 14m
Tue 10/66:00 am -
1 stop8h 56m
Deal found 9/2![American Airlines logo]()
$371
This Southwest deal was found by Cheapflights users on 9/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:00 am -
1 stop8h 50m
Tue 10/273:25 pm -
2 stops11h 30m
Deal found 9/5![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:25 pm -
1 stop14h 25m
Sat 10/32:15 pm -
2 stops11h 05m
Deal found 8/31![Southwest logo]()
$378
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:57 pm -
1 stop7h 13m
Sun 10/46:00 am -
1 stop9h 11m
Deal found 9/2![American Airlines logo]()
$382
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:18 am -
1 stop9h 12m
Fri 10/95:59 pm -
1 stop9h 11m
Deal found 9/2![American Airlines logo]()
$383
Best flights from Seattle to LaGuardiaDiscover carefully curated flight deals from Seattle to LaGuardia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Seattle to LaGuardia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:00 pm -
1 stop7h 13m
Sat 9/266:00 am -
1 stop8h 27m
Deal found 9/1![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:10 am -
1 stop12h 15m
Wed 10/216:00 am -
2 stops11h 20m
Deal found 9/1![Southwest logo]()
$378
This Delta deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 10/1610:35 pm -
2 stops13h 21m
Wed 10/216:00 am -
1 stop8h 00m
Deal found 9/4![Delta logo]()
$466
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/710:54 am -
2 stops9h 33m
Tue 1/122:32 pm -
1 stop8h 38m
Deal found 9/3![United Airlines logo]()
$402
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:40 am -
2 stops11h 20m
Sun 11/156:45 am -
1 stop9h 30m
Deal found 8/31![Southwest logo]()
$426
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 1/245:40 am -
2 stops10h 15m
Wed 1/2711:30 am -
2 stops13h 00m
Deal found 9/4![Southwest logo]()
$442
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:13 pm -
1 stop9h 04m
Wed 10/211:25 pm -
2 stops13h 01m
Deal found 9/2![United Airlines logo]()
$452
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:25 pm -
2 stops16h 00m
Tue 11/1712:30 pm -
2 stops13h 00m
Deal found 9/3![Southwest logo]()
$446
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:13 pm -
1 stop7h 02m
Sun 10/116:00 am -
1 stop8h 27m
Deal found 9/3![United Airlines logo]()
$457
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 10/166:15 am -
2 stops11h 00m
Tue 10/203:25 pm -
2 stops11h 30m
Deal found 9/4![Southwest logo]()
$447
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/210:54 am -
1 stop7h 21m
Sat 2/69:05 am -
2 stops12h 02m
Deal found 9/4![United Airlines logo]()
$462
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:30 am -
1 stop10h 30m
Mon 11/233:05 pm -
2 stops13h 10m
Deal found 9/2![Southwest logo]()
$448
Last-minute flights from Seattle to LaGuardiaDiscover last-minute flight deals from Seattle to LaGuardia. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to LaGuardia. Data last updated September 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:13 pm -
1 stop7h 02m
Tue 9/291:25 pm -
1 stop8h 27m
Deal found 9/3![United Airlines logo]()
$361
This American Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:40 am -
1 stop7h 51m
Sat 10/32:39 pm -
1 stop8h 28m
Deal found 8/31![American Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:25 pm -
1 stop14h 25m
Sat 10/32:15 pm -
2 stops11h 05m
Deal found 8/31![Southwest logo]()
$378
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:15 am -
1 stop9h 14m
Fri 10/24:01 pm -
1 stop8h 35m
Deal found 9/1![American Airlines logo]()
$368
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:25 pm -
1 stop8h 19m
Mon 10/59:05 am -
1 stop9h 38m
Deal found 9/2![American Airlines logo]()
$371
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:14 pm -
1 stop7h 30m
Sun 10/46:00 am -
1 stop8h 27m
Deal found 9/2![United Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:57 pm -
1 stop7h 13m
Sun 10/46:00 am -
1 stop9h 11m
Deal found 9/2![American Airlines logo]()
$382
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:18 am -
1 stop9h 12m
Fri 10/95:59 pm -
1 stop9h 11m
Deal found 9/2![American Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:59 pm -
1 stop8h 30m
Tue 10/138:11 am -
1 stop9h 06m
Deal found 9/2![American Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 9/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:00 am -
1 stop8h 50m
Tue 10/273:25 pm -
2 stops11h 30m
Deal found 9/5![Southwest logo]()
$372
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 10/307:00 am -
1 stop7h 15m
Mon 11/23:29 pm -
1 stop10h 38m
Deal found 9/4![United Airlines logo]()
$367
One-way flights from Seattle to LaGuardiaSearch for one-way flight options from Seattle to LaGuardia. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Seattle to LaGuardia. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:14 pm -
1 stop7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![United Airlines logo]()
$203
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:40 am -
2 stops10h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Southwest logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:15 pm -
2 stops20h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:15 pm -
2 stops20h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:09 pm -
2 stops20h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$208
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 9/296:40 am -
2 stops10h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Southwest logo]()
$209
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:12 am -
1 stop9h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$212
This KAYAK deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:04 pm -
1 stop8h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$213
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Fri 1/2210:54 am -
2 stops9h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:15 pm -
2 stops40h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:45 pm -
2 stops20h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$217
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:15 am -
2 stops9h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Southwest logo]()
$219
Find flight deals from Seattle to LaGuardia
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to LaGuardia (LGA). 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 September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $357 (American Airlines) |
One-way from | $203 (United Airlines) |
Popular in | December |
Cheapest in | March |
Average price | $386 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to LaGuardia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 5, 2026.
Use the filters below to find and compare flights from Seattle to New York LaGuardia Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Wed 11/11
5:40 am-7:25 pm
2 stops10h 45m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$204
Quickest round-trip
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Sat 2/13
10:40 pm-11:10 am
1 stop9h 30m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$209
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Tue 11/24
8:40 pm-10:55 am
1 stop11h 15m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$228
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Wed 10/28
5:23 pm-11:12 am
2 stops14h 49m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$229
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Sat 10/10
7:25 pm-11:17 am
2 stops12h 52m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$229
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Thu 10/29
5:05 am-7:19 pm
2 stops11h 14m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$229
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Tue 9/29
7:11 am-11:10 pm
2 stops12h 59m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$234
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Tue 10/6
7:25 pm-11:17 am
2 stops12h 52m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$234
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Sat 1/23
7:32 pm-11:05 am
2 stops12h 33m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$234
SeattleNew York
SEA Seattle/Tacoma Intl - LGA New York LaGuardia
SEALGA
Seattle/Tacoma Intl
Wed 10/7
9:05 am-11:30 pm
2 stops11h 25m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$234
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Seattle to LaGuardia
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 Seattle to LaGuardia in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-New York LaGuardia Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-New York LaGuardia Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-New York LaGuardia Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-New York LaGuardia Airport 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 Seattle-New York LaGuardia Airport 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 Seattle to LaGuardia
Have a flexible travel schedule? Discover the best time to fly to LaGuardia from Seattle with our price prediction graph.
SEA-LGA
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 New York LaGuardia Airport
How far ahead should I book a flight from Seattle to New York LaGuardia Airport?
To ensure you get the cheapest price possible for a flight from Seattle to New York LaGuardia Airport, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Seattle to New York LaGuardia Airport?
Currently, March is the cheapest month in which you can book a flight from Seattle to New York LaGuardia Airport (average of $257). Flying from Seattle to New York LaGuardia Airport in December is currently the most expensive (average of $691). 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 Seattle to New York LaGuardia Airport?
Airfare is typical for this route at the moment.
Seattle to New York LaGuardia Airport flights typically cost between $341 and $485 in September.The cheapest round-trip price found within the last 5 days was $357 on American Airlines (Sep 28-Oct 3).
Reviews of airlines servicing LaGuardia
Get insights into the airlines that provide service to LaGuardia. 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 LaGuardia. Reviews last updated September 5, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from Seattle to New York LaGuardia Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Related info for your journey
Find useful and relevant information for your journey from Seattle to LaGuardia. 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 New York LaGuardia Airport?
Book flights to New York LaGuardia Airport if you plan to visit one of these locationsQueens
Bronx
Elizabeth
Mahwah
East Rutherford
Staten Island
Mount Laurel
Yonkers
Irvington
Secaucus
Seaside Heights
North Bergen
Tannersville
Carle Place
Edgewater
Absecon
Carteret
Fort Lee
Parsippany
Goshen
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Other flights to LaGuardia
Explore flights to LaGuardia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
Seattle and LaGuardia flights
Browse other Seattle and LaGuardia flight options. Last updated on September 5, 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 September 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Seattle to LaGuardia
Discover the top 5 airlines that operate flights from Seattle to LaGuardia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$226 | Average$403 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$446 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$275 | Average$421 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$441 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$347 | Average$562 | FlexibilityNo cancel fee | On-time75% |