$206+ Cheap flights from Flagstaff to Seattle (FLG - 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
FLG — SEA
Mar 15 — Mar 221
1 adult, Economy
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Cheapest flights from Flagstaff to SeattleExplore the most affordable flight options available from Flagstaff to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
Explore the most affordable flight options available from Flagstaff to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/31:21 pm
FLG
- SEA
1 stop8h 07m
American Airlines
Tue 3/106:22 pm
SEA
- FLG
1 stop4h 45m
American Airlines
Deal found 2/11![American Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/116:00 am
FLG
- SEA
1 stop7h 52m
American Airlines
Sun 3/2211:26 am
SEA
- FLG
1 stop4h 53m
American Airlines
Deal found 2/10![American Airlines logo]()
$436
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/212:21 pm
FLG
- SEA
1 stop5h 31m
American Airlines
Tue 4/76:30 am
SEA
- FLG
1 stop4h 41m
American Airlines
Deal found 2/10![American Airlines logo]()
$466
This American Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:21 pm
FLG
- SEA
1 stop5h 22m
American Airlines
Fri 3/66:13 pm
SEA
- FLG
1 stop4h 46m
American Airlines
Deal found 2/9![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 4/212:21 pm
FLG
- SEA
1 stop5h 31m
American Airlines
Sun 4/56:22 pm
SEA
- FLG
1 stop4h 45m
American Airlines
Deal found 2/11![American Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:21 pm
FLG
- SEA
1 stop5h 22m
American Airlines
Sun 3/16:13 pm
SEA
- FLG
1 stop4h 46m
American Airlines
Deal found 2/8![American Airlines logo]()
$566
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 5/2411:41 am
FLG
- SEA
1 stop6h 03m
American Airlines
Tue 6/26:20 am
SEA
- FLG
1 stop4h 51m
American Airlines
Deal found 2/10![American Airlines logo]()
$586
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/66:00 am
FLG
- SEA
1 stop7h 52m
American Airlines
Thu 4/96:30 am
SEA
- FLG
1 stop4h 41m
American Airlines
Deal found 2/10![American Airlines logo]()
$616
This American Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:17 pm
FLG
- SEA
1 stop12h 37m
American Airlines
Sat 9/198:42 am
SEA
- FLG
1 stop7h 28m
American Airlines
Deal found 2/9![American Airlines logo]()
$636
Best flights from Flagstaff to SeattleDiscover carefully curated flight deals from Flagstaff to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from Flagstaff to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/31:21 pm
FLG
- SEA
1 stop8h 07m
American Airlines
Tue 3/106:22 pm
SEA
- FLG
1 stop4h 45m
American Airlines
Deal found 2/11![American Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/116:00 am
FLG
- SEA
1 stop7h 52m
American Airlines
Sun 3/2211:26 am
SEA
- FLG
1 stop4h 53m
American Airlines
Deal found 2/10![American Airlines logo]()
$436
This American Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:21 pm
FLG
- SEA
1 stop5h 22m
American Airlines
Fri 3/66:13 pm
SEA
- FLG
1 stop4h 46m
American Airlines
Deal found 2/9![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 4/212:21 pm
FLG
- SEA
1 stop5h 31m
American Airlines
Sun 4/56:22 pm
SEA
- FLG
1 stop4h 45m
American Airlines
Deal found 2/11![American Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:21 pm
FLG
- SEA
1 stop5h 22m
American Airlines
Sun 3/16:13 pm
SEA
- FLG
1 stop4h 46m
American Airlines
Deal found 2/8![American Airlines logo]()
$566
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/56:00 am
FLG
- SEA
1 stop7h 52m
American Airlines
Thu 4/96:30 am
SEA
- FLG
1 stop4h 41m
American Airlines
Deal found 2/10![American Airlines logo]()
$566
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/66:00 am
FLG
- SEA
1 stop7h 52m
American Airlines
Thu 4/96:30 am
SEA
- FLG
1 stop4h 41m
American Airlines
Deal found 2/10![American Airlines logo]()
$616
Last-minute flights from Flagstaff to SeattleDiscover last-minute flight deals from Flagstaff to Seattle. Data last updated February 13, 2026 and is based on user searches.
Discover last-minute flight deals from Flagstaff to Seattle. Data last updated February 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:21 pm
FLG
- SEA
1 stop5h 22m
American Airlines
Fri 3/66:13 pm
SEA
- FLG
1 stop4h 46m
American Airlines
Deal found 2/9![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:21 pm
FLG
- SEA
1 stop5h 22m
American Airlines
Sun 3/16:13 pm
SEA
- FLG
1 stop4h 46m
American Airlines
Deal found 2/8![American Airlines logo]()
$566
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/31:21 pm
FLG
- SEA
1 stop8h 07m
American Airlines
Tue 3/106:22 pm
SEA
- FLG
1 stop4h 45m
American Airlines
Deal found 2/11![American Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/116:00 am
FLG
- SEA
1 stop7h 52m
American Airlines
Sun 3/2211:26 am
SEA
- FLG
1 stop4h 53m
American Airlines
Deal found 2/10![American Airlines logo]()
$436
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/2712:21 pm
FLG
- SEA
1 stop5h 31m
American Airlines
Tue 3/318:10 am
SEA
- FLG
2 stops8h 09m
American Airlines
Deal found 2/10![American Airlines logo]()
$1,665
One-way flights from Flagstaff to SeattleSearch for one-way flight options from Flagstaff to Seattle. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
Search for one-way flight options from Flagstaff to Seattle. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 4/86:21 am
FLG
- SEA
1 stop7h 33m
American Airlines
Deal found 2/11![American Airlines logo]()
$206
This American Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/286:00 am
FLG
- SEA
1 stop7h 52m
American Airlines
Deal found 2/8![American Airlines logo]()
$336
This American Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:00 am
FLG
- SEA
1 stop7h 52m
American Airlines
Deal found 2/8![American Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/266:00 am
FLG
- SEA
2 stops16h 42m
American Airlines
Deal found 2/12![American Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/276:00 am
FLG
- SEA
2 stops12h 53m
American Airlines
Deal found 2/12![American Airlines logo]()
$519
This Alaska Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 4/87:52 pm
FLG
- SEA
2 stops25h 40m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$567
This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/2712:21 pm
FLG
- SEA
2 stops22h 14m
Alaska Airlines
Deal found 2/12![Alaska Airlines logo]()
$694
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/284:50 pm
FLG
- SEA
3 stops38h 51m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,035
Find flight deals from Flagstaff to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Flagstaff (FLG) 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 February 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $386 (American Airlines) |
One-way from | $206 (American Airlines) |
Popular in | July |
Cheapest in | October |
Average price | $756 |
Cheapflights Fare Finder
Customize your flight search to find flights from Flagstaff 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 February 13, 2026.
Use the filters below to find and compare flights from Flagstaff to Seattle that are best for you.
Fly from
Flagstaff
Fly to
Seattle
Route
Depart
Return
Price
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Tue 3/3
1:21 pm-8:28 pm
1 stop8h 07m
Seattle/Tacoma Intl
Tue 3/10
6:22 pm-11:07 pm
1 stop4h 45m
$386
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Wed 3/11
6:00 am-1:52 pm
1 stop7h 52m
Seattle/Tacoma Intl
Sun 3/22
11:26 am-4:19 pm
1 stop4h 53m
$436
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Fri 2/27
1:21 pm-5:43 pm
1 stop5h 22m
Seattle/Tacoma Intl
Fri 3/6
6:13 pm-11:59 pm
1 stop4h 46m
$486
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Thu 4/2
12:21 pm-5:52 pm
1 stop5h 31m
Seattle/Tacoma Intl
Sun 4/5
6:22 pm-11:07 pm
1 stop4h 45m
$516
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Fri 2/27
1:21 pm-5:43 pm
1 stop5h 22m
Seattle/Tacoma Intl
Sun 3/1
6:13 pm-11:59 pm
1 stop4h 46m
$566
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Sun 4/5
6:00 am-1:52 pm
1 stop7h 52m
Seattle/Tacoma Intl
Thu 4/9
6:30 am-11:11 am
1 stop4h 41m
$566
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Mon 4/6
6:00 am-1:52 pm
1 stop7h 52m
Seattle/Tacoma Intl
Thu 4/9
6:30 am-11:11 am
1 stop4h 41m
$616
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Wed 4/8
6:21 am-1:54 pm
1 stop7h 33m
$206
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Sat 3/28
6:00 am-1:52 pm
1 stop7h 52m
$336
FlagstaffSeattle
FLG - SEA
FLGSEA
Flagstaff Pulliam
Sun 3/8
6:00 am-1:52 pm
1 stop7h 52m
$411
Showing 1-10 of 14 results
- Most accurate provider: When it comes to deals on Flagstaff-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Flagstaff-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Flagstaff-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Flagstaff-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 Flagstaff-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 Flagstaff to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Flagstaff with our price prediction graph.
FLG-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.
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 February 13, 2026.
See what other customers who have flown with American Airlines from Flagstaff to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.2
Entertainment
6.9
Crew
8.0
Boarding
7.5
Comfort
7.2
Food
6.4
Reviews
1 / 20
2.0
MediocreSusie,Jan 2026
CLT - TPA
Overall
7.2
Entertainment
6.9
Crew
8.0
Boarding
7.5
Comfort
7.2
Food
6.4
Reviews
1 / 20
2.0
MediocreSusie,Jan 2026
CLT - TPA
Related info for your journey
Find useful and relevant information for your journey from Flagstaff 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 locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Edmonds
Lacey
Kent
Renton
Puyallup
Kirkland
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Fife
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Flagstaff and Seattle flights
Browse other Flagstaff and Seattle flight options. Last updated on February 13, 2026.
Popular flight searches
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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 February 13, 2026.
Top airline flying from Flagstaff to Seattle
Discover the top airline that operate flights from Flagstaff 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 February 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$365 | Average$515 | FlexibilityNo cancel fee | On-time71% |