FLG - SEA

$366 Find Cheap Flights from Flagstaff to Seattle - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$442
Typical prices: $435-$680
American Airlines
Sun 11/4Thu 11/8
FLG - SEA • 1 stop
Cheapest one-way
$366
Typical prices: $295-$394
American Airlines
Wed 10/17
FLG - SEA • 1 stop
When to travel
March
Cheapest • 39% price drop
September
Most popular
Good to know
+1
Good to know
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Flight Deals

Cheap Flights from Flagstaff to Seattle (FLG-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Flagstaff to Seattle

Wed, Nov 4 - Sun, Nov 8
American Airlines Logo
7:37 am - 1:51 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 14m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
3:00 pm - 11:43 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
7h 43m1 stop Phoenix Sky Harbor Intl
$442American Airlines
Tue, Jan 19 - Mon, Jan 25
American Airlines Logo
12:54 pm - 5:49 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
5h 55m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
3:21 pm - 11:57 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
7h 36m1 stop Phoenix Sky Harbor Intl
$522American Airlines
Wed, Dec 16 - Wed, Dec 23
Alaska Airlines Logo
11:16 am - 5:35 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 19m1 stop Phoenix Sky Harbor Intl
Alaska Airlines Logo
11:34 am - 8:19 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
7h 45m1 stop Phoenix Sky Harbor Intl
$557Alaska Airlines
Fri, Oct 9 - Fri, Oct 16
American Airlines Logo
6:15 am - 1:47 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 32m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
3:10 pm - 9:23 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
6h 13m1 stop Phoenix Sky Harbor Intl
$567American Airlines
Sat, Sep 26 - Wed, Sep 30
Alaska Airlines Logo
10:40 am - 5:37 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
6h 57m1 stop Phoenix Sky Harbor Intl
Alaska Airlines Logo
1:42 pm - 8:07 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
6h 25m1 stop Phoenix Sky Harbor Intl
$572Alaska Airlines
Fri, Sep 25 - Tue, Sep 29
Alaska Airlines Logo
5:14 pm - 11:59 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
6h 45m1 stop Phoenix Sky Harbor Intl
Alaska Airlines Logo
1:42 pm - 8:07 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
6h 25m1 stop Phoenix Sky Harbor Intl
$607Alaska Airlines
Wed, Nov 4 - Sun, Nov 8
American Airlines Logo
7:37 am - 1:51 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 14m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
1:35 pm - 11:43 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
9h 08m2 stops Los Angeles Los Angeles Phoenix Sky Harbor Intl
$893American Airlines
Tue, Jan 19 - Mon, Jan 25
American Airlines Logo
12:54 pm - 9:24 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
9h 30m2 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles
American Airlines Logo
3:21 pm - 11:57 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
7h 36m1 stop Phoenix Sky Harbor Intl
$925American Airlines
Sun, Sep 27 - Thu, Oct 1
Alaska Airlines Logo
10:40 am - 5:37 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
6h 57m1 stop Phoenix Sky Harbor Intl
Alaska Airlines Logo
1:42 pm - 9:28 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
7h 46m1 stop Phoenix Sky Harbor Intl
$949Alaska Airlines
Wed, Dec 16 - Wed, Dec 23
American Airlines Logo
12:41 pm - 9:20 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
9h 39m2 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles
American Airlines Logo
11:43 am - 8:19 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
7h 36m1 stop Phoenix Sky Harbor Intl
$1,057American Airlines
Booking Insights

Price, demand and travel trends for Flagstaff to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Flagstaff to Seattle with more confidence.

How much is a round-trip flight from Flagstaff to Seattle?

Round-trip flights from Flagstaff to Seattle start at $442. Prices are typical for this route right now, with typical round-trip fares ranging from $435 to $680. The lowest price found in the past 5 days was $442 on American Airlines.

What's the cheapest day of the week to fly from Flagstaff to Seattle?

Friday is the cheapest day of the week to fly from Flagstaff to Seattle, it is 38% cheaper than the average day. Wednesday is the most expensive day with flight prices 31% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Flagstaff to Seattle flights

Low season

February

Cheapest flight

$366
Best time to beat the crowds but there is an average 20% increase in price.
Flight from Flagstaff to Seattle

When to book flights from Flagstaff to Seattle

Are your dates flexible? Find out the best times to travel from Flagstaff to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Flagstaff to Seattle flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Flagstaff to Seattle?

    Flights from Flagstaff to Seattle usually depart from Flagstaff Pulliam (FLG) and arrive at Seattle/Tacoma Intl (SEA).

  • What cabin classes can I book on flights from Flagstaff to Seattle?

    Only Economy Class is available on flights from Flagstaff to Seattle.

  • Which airports do connecting flights from Flagstaff to Seattle pass through?

    Most connecting flights from Flagstaff to Seattle pass through Phoenix Sky Harbor Intl (PHX), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Flagstaff to Seattle?

    Yes. Being flexible with your travel dates can save you up to 53% on the Flagstaff to Seattle route. Friday is the cheapest departure day at $395 round-trip on average, while Wednesday is the most expensive at $824, a difference of $429. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Pier 66 and Lumen Field. These are among the most viewed places in Seattle on KAYAK.

  • Do I need a passport to fly from Flagstaff to Seattle?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Flagstaff to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $462 to $3,029. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Flagstaff to Seattle looking right now?

    One-way fares from Flagstaff to Seattle are currently higher than usual. Average one-way flight prices are about $544, which is 62% above the typical average for this route.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Dollar

  • How much should I expect to pay for a Flagstaff to Seattle flight?

    Round-trip flights from Flagstaff to Seattle range from $435 to $680, with an average of $629 over the past 12 months. Anything below $435 counts as a good deal.

Your guide to booking Flagstaff to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Friday departure instead of Wednesday. On this route, Friday flights average $395 - about $429 less than Wednesday (52% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Flagstaff to Seattle trip for March. Fares historically average $385 round-trip in that month - typically $785 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.
    - Seattle Airport Marriott
    - Coast Gateway Hotel
    - Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

More options for your flight from Flagstaff to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Car rentals in Seattle
Hotels in Seattle
Vacations in Seattle