An Alaska Airlines plane taking off with a snow-capped mountain in the background.

CA $510 Cheap Flights from Flagstaff (FLG) to Seattle (SEA)

View CA $510 flight on Tue, Sep 29, 2026Opens in a new window

Popular airlines from Flagstaff Pulliam Field (FLG) to Seattle-Tacoma International Airport (SEA)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Flagstaff (FLG) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $510 for one-way flights and CA $703 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Sep 30 - Sat, Oct 10
FLG
Flagstaff
SEA
Seattle
CA $703 Roundtrip, found 5 days ago
CA $703
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Sep 30 from Flagstaff to Seattle, returning Sat, Oct 10, priced at CA $703 found 5 days ago
Alaska Airlines
Mon, Sep 28 - Wed, Oct 7
FLG
Flagstaff
SEA
Seattle
CA $745 Roundtrip, found 5 days ago
CA $745
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Sep 28 from Flagstaff to Seattle, returning Wed, Oct 7, priced at CA $745 found 5 days ago
American Airlines
Sat, Oct 3 - Sat, Oct 10
FLG
Flagstaff
SEA
Seattle
CA $752 Roundtrip, found 5 days ago
CA $752
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Oct 3 from Flagstaff to Seattle, returning Sat, Oct 10, priced at CA $752 found 5 days ago
American Airlines
Thu, Oct 1 - Sat, Oct 10
FLG
Flagstaff
SEA
Seattle
CA $801 Roundtrip, found 5 days ago
CA $801
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Oct 1 from Flagstaff to Seattle, returning Sat, Oct 10, priced at CA $801 found 5 days ago
American Airlines
Sun, Oct 4 - Sat, Oct 10
FLG
Flagstaff
SEA
Seattle
CA $857 Roundtrip, found 5 days ago
CA $857
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sun, Oct 4 from Flagstaff to Seattle, returning Sat, Oct 10, priced at CA $857 found 5 days ago
American Airlines
Thu, Oct 1 - Thu, Oct 8
FLG
Flagstaff
SEA
Seattle
CA $899 Roundtrip, found 5 days ago
CA $899
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Oct 1 from Flagstaff to Seattle, returning Thu, Oct 8, priced at CA $899 found 5 days ago
American Airlines
Thu, Oct 1 - Thu, Oct 8
FLG
Flagstaff
SEA
Seattle
CA $996 Roundtrip, found 5 days ago
CA $996
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Oct 1 from Flagstaff to Seattle, returning Thu, Oct 8, priced at CA $996 found 5 days ago
American Airlines
Sun, Oct 4 - Tue, Oct 6
FLG
Flagstaff
SEA
Seattle
CA $1,079 Roundtrip, found 5 days ago
CA $1,079
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sun, Oct 4 from Flagstaff to Seattle, returning Tue, Oct 6, priced at CA $1,079 found 5 days ago
American Airlines
Thu, Oct 1 - Thu, Oct 8
FLG
Flagstaff
SEA
Seattle
CA $1,106 Roundtrip, found 5 days ago
CA $1,106
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Oct 1 from Flagstaff to Seattle, returning Thu, Oct 8, priced at CA $1,106 found 5 days ago
American Airlines
Thu, Oct 1 - Thu, Oct 8
FLG
Flagstaff
SEA
Seattle
CA $1,113 Roundtrip, found 5 days ago
CA $1,113
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Oct 1 from Flagstaff to Seattle, returning Thu, Oct 8, priced at CA $1,113 found 5 days ago

Find the cheapest month to fly from Flagstaff (FLG) to Seattle (SEA)

February is typically the cheapest month to fly

From CA $345 - CA $3,245 per traveller.

Frequently asked questions

How much does a flight from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find one-way and return flights from FLG to SEA with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when FLG to SEA ticket fares go up or down.
What is the cheapest month to fly from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The cheapest months to fly from FLG to SEA are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter FLG to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
American Airlines is one of the cheapest airlines offering connecting return flights from Flagstaff Pulliam Field (FLG) to Seattle - Tacoma Intl. (SEA), with prices starting from around CA$352 for flights that can be booked for departure within the next year. These flights typically include a layover in Sky Harbor Intl. (PHX). These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 5 connecting flights per day from Flagstaff Pulliam Field (FLG) to Seattle - Tacoma Intl. (SEA). Some common connection points include Sky Harbor Intl. (PHX) and Dallas-Fort Worth Intl. (DFW).
What is the earliest flight from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Flagstaff Pulliam Field (FLG) to Seattle - Tacoma Intl. (SEA) typically departs around 6:00 AM. This service is operated by American Airlines. This is a seasonal service, active in March and April. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll typically find the most flights from Flagstaff Pulliam Field (FLG) to Seattle - Tacoma Intl. (SEA) on a Saturday, with around 7 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines and Alaska Airlines. Flight schedules are consistent throughout the week, so you'll find similar options on other days too.
What are the most popular departure times for flights from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Flagstaff Pulliam Field (FLG) to Seattle - Tacoma Intl. (SEA) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines and Alaska Airlines, offer flights during this window. Many travellers prefer this time because it allows for an early start to their travel day, getting them to their destination with plenty of time left in the day.
How long does it take to fly from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are no nonstop flights from Flagstaff Pulliam Field (FLG) to Seattle - Tacoma Intl. (SEA). For flights with one stop, you can expect the journey to take around 8 hours, covering a distance of approximately 1,627 kilometres. Flights with two or more stops typically take longer, averaging about 12 hours 38 minutes. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and weather conditions.
Can you fly business or first class from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You can fly first class between FLG and SEA. First class cabins are available on Alaska Airlines and American Airlines.
How do I earn miles on a Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle, WA (SEA) from Flagstaff, AZ (FLG)?
If you're planning to travel to Seattle from Flagstaff Pulliam Field (FLG), you can fly directly into Seattle - Tacoma Intl. (SEA) which offers international flights and connections. Some flights may connect through major hubs like Sky Harbor Intl. (PHX) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Flagstaff, AZ (FLG-Flagstaff Pulliam Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Flagstaff Pulliam Field
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
CA $703
Distance
1618 km

Book with confidence

Flagstaff to Seattle Flights

The easy way to book your flights from Flagstaff to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Flagstaff whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Seattle - Tacoma Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Flagstaff to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from Flagstaff Pulliam Field, FLG to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from Flagstaff to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Flagstaff currently is just CA $703 rising to CA $1,113.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Seattle from Flagstaff 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

Flagstaff to Seattle Flights

Explore a world of travel with Expedia

*Available to Expedia members.