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$251+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
FLG — SEA
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Cheap 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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$386
(American Airlines)

One-way from

$251
(American Airlines)

Popular in

January

Cheapest in

April

Average price

$379
Provider with most accurate pricing for Flagstaff Pulliam-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Flagstaff Pulliam-Seattle/Tacoma Intl flights.
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From Flagstaff Pulliam to Seattle/Tacoma Intl
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One-way flight from Flagstaff Pulliam to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 15% potential increase in price ($105 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Flagstaff to Seattle

Cheapest flights from Flagstaff to Seattle
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 April 11, 2025.

This American Airlines deal was found by Cheapflights users on 4/10. 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 5/15:20 amFLG - SEA
1 stop5h 34mAmerican Airlines
Tue 5/66:25 amSEA - FLG
1 stop6h 49mAmerican Airlines
Deal found 4/10$386
This Alaska Airlines deal was found by Cheapflights users on 4/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/286:30 pmFLG - SEA
2 stops22h 10mAlaska Airlines
Tue 4/297:55 pmSEA - FLG
2 stops14h 16mAlaska Airlines
Deal found 4/10$751

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 April 11, 2025.
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

Thu 5/1

5:20 am-10:54 am

1 stop5h 34m

Seattle/Tacoma Intl

Tue 5/6

6:25 am-1:14 pm

1 stop6h 49m

$386

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Mon 4/28

6:30 pm-9:10 am

1 stop14h 40m

Seattle/Tacoma Intl

Tue 4/29

7:55 pm-10:11 am

2 stops14h 16m

$744

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Wed 5/28

1:54 pm-8:22 pm

1 stop6h 28m

$251

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Wed 5/28

10:30 am-5:00 am

2 stops18h 30m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

  • 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.
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 Flagstaff to Seattle

What is the cheapest month to book a flight from Flagstaff to Seattle?

Currently, January is the cheapest month in which you can book a flight from Flagstaff to Seattle (average of $238). Flying from Flagstaff to Seattle in July is currently the most expensive (average of $411). 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 FLG to SEA?

Find hourly flight availability from Flagstaff to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Flagstaff to Seattle as you normally would.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 April 11, 2025.
Alaska Airlines
8.0
Very good
9,851 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

  • What are the cheapest airlines flying from Flagstaff to Seattle round-trip?

    American Airlines, at $386, was found to be the cheapest airline from Flagstaff to Seattle. An alternate airline flying to your destination would be Alaska Airlines. You may be able to fly from Flagstaff to Seattle for 33% less than the average price by searching for these airlines.

  • Can I find deals for flights from Flagstaff to Seattle that include hotel bookings?

    Yes. In addition to deals on Flagstaff to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Flagstaff to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Flagstaff to Seattle.

  • Can I find deals for business class flights from Flagstaff to Seattle?

    Yes. Cheapflights offers flight deals from Flagstaff to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Flagstaff to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Flagstaff to Seattle (average of $238). Flying from Flagstaff to Seattle in July is currently the most expensive (average of $411). 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.

See more FAQs

Traveling to a place near Flagstaff?

Book flights to Flagstaff if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Renton
Lacey
Ocean Shores
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
Centralia
Mukilteo
Aberdeen
Kent
Lynnwood
Shelton
Silverdale
Redmond

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Top 2 airlines flying from Flagstaff to Seattle

Discover the top 2 airlines 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$379Average$585FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$396Average$665FlexibilityNo cancel feeOn-time75%

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