FLG - SEA

$420 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
$522
Typical prices: $520-$680
American Airlines
Sat 11/10Wed 11/14
FLG - SEA • 1 stop
Cheapest one-way
$420
Typical prices: $295-$410
American Airlines
Tue 12/4
FLG - SEA • 1 stop
When to travel
March
Cheapest • 40% price drop
June
Most popular
Good to know
+1
Good to know
+1
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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

Tue, Nov 10 - Sat, Nov 14
American Airlines Logo
11:16 am - 5:53 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 37m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:20 am - 12:10 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
4h 50m1 stop Phoenix Sky Harbor Intl
$522American Airlines
Thu, Dec 31 - Sat, Jan 2
American Airlines Logo
6:43 am - 2:03 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
8h 20m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:05 pm - 11:56 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
4h 51m1 stop Phoenix Sky Harbor Intl
$552American Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
12:41 pm - 5:53 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
6h 12m1 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
$557American Airlines
Fri, Nov 13 - Tue, Nov 17
American Airlines Logo
12:41 pm - 5:53 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
6h 12m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:20 am - 12:11 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
4h 51m1 stop Phoenix Sky Harbor Intl
$557American Airlines
Wed, Apr 28 - Sat, May 1
Alaska Airlines Logo
12:05 pm - 7:05 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 00m1 stop Phoenix Sky Harbor Intl
Alaska Airlines Logo
4:57 pm - 10:57 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
6h 00m1 stop Phoenix Sky Harbor Intl
$612Alaska Airlines
Wed, Apr 28 - Sat, May 1
Alaska Airlines Logo
12:05 pm - 8:40 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
8h 35m2 stops Phoenix Sky Harbor Intl Portland
Alaska Airlines Logo
3:57 pm - 10:57 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
7h 00m1 stop Phoenix Sky Harbor Intl
$622Alaska Airlines
Tue, Jan 19 - Thu, Jan 21
American Airlines Logo
12:52 pm - 5:49 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
5h 57m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:19 pm - 11:59 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
4h 40m1 stop Phoenix Sky Harbor Intl
$632American Airlines
Thu, Dec 31 - Sat, Jan 2
American Airlines Logo
6:43 am - 11:11 amFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
5h 28m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
2:03 pm - 11:56 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
8h 53m2 stops Pasco Tri Cities Phoenix Sky Harbor Intl
$1,571American Airlines
Thu, Dec 31 - Sat, Jan 2
American Airlines Logo
6:43 am - 3:56 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
10h 13m2 stops Phoenix Sky Harbor Intl Sacramento Intl
American Airlines Logo
2:03 pm - 11:56 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
8h 53m2 stops Pasco Tri Cities Phoenix Sky Harbor Intl
$2,690American 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 with more confidence.

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

Round-trip flights from Flagstaff to Seattle typically range from $520 to $680. The lowest price found in the past 5 days was $522, on American Airlines.

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

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Flagstaff to Seattle. It’s 19% cheaper than the average day, while Friday is the most expensive, with prices 82% higher.

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Key details for Flagstaff to Seattle flights

Low season

February

Cheapest flight

$420
Beat the crowds with an average 50% drop in travelers.
The most popular month to fly with an average 17% increase in travelers.
One-way 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 answers about this route, including flight times, airports, airlines and booking tips.

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

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

  • 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.

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

    Round-trip flights from Flagstaff to Seattle range from $520 to $680, with an average of $641 over the past 12 months. Anything below $520 counts as a good deal.

  • 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 $522 to $3,579. 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 $680, which is 86% 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 averaging $61 for economy cars. Top options include:

    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Hertz

  • 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).

  • 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.

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

    Yes. Flexible dates can save you up to 56% on flights from Flagstaff to Seattle. Tuesday is the cheapest departure day at $520 round-trip on average, while Friday is the most expensive at $1,170, a difference of $650.

    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, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

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 are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average $520, about $650 less than Friday fares (56% 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.

    • Coast Gateway Hotel
    • Seattle Airport Marriott
    • 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