When did momondo last update prices for flights from Quincy Regional Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Quincy Regional Airport to Seattle/Tacoma Intl Airport were last updated today.

How old do you have to be to fly from Quincy Regional Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Quincy Regional Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$589 Cheap Flights from Quincy, Illinois to Seattle in 2026

Find the cheapest flights from Quincy, Illinois to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:25 pm - 10:34 amUIN Quincy Regional-SEA Seattle/Tacoma Intl

21h 09m1 stop Chicago O'Hare Intl

5:51 pm - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

18h 04m1 stop Chicago O'Hare Intl

$589Multiple Airlines

Tue, Sep 22 - Tue, Sep 29

9:55 am - 6:25 pmUIN Quincy Regional-SEA Seattle/Tacoma Intl

10h 30m1 stop Chicago O'Hare Intl

12:16 am - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

11h 39m1 stop Chicago O'Hare Intl

$592Multiple Airlines

Wed, Sep 23 - Tue, Sep 29

3:25 pm - 8:44 pmUIN Quincy Regional-SEA Seattle/Tacoma Intl

31h 19m2 stops Chicago O'Hare Intl New York John F Kennedy Intl

9:40 pm - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

14h 15m2 stops New York John F Kennedy Intl Chicago O'Hare Intl

$596Multiple Airlines

Tue, Sep 22 - Tue, Sep 29

9:55 am - 8:44 pmUIN Quincy Regional-SEA Seattle/Tacoma Intl

36h 49m2 stops Chicago O'Hare Intl New York John F Kennedy Intl

9:40 pm - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

14h 15m2 stops New York John F Kennedy Intl Chicago O'Hare Intl

$599Multiple Airlines

Wed, Sep 23 - Wed, Sep 30

3:25 pm - 3:41 pmUIN Quincy Regional-SEA Seattle/Tacoma Intl

26h 16m1 stop Chicago O'Hare Intl

8:41 am - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

27h 14m2 stops San Diego Chicago O'Hare Intl

$599Multiple Airlines

Tue, Sep 22 - Tue, Sep 29

9:55 am - 9:38 pmUIN Quincy Regional-SEA Seattle/Tacoma Intl

13h 43m1 stop Chicago O'Hare Intl

7:40 am - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

28h 15m2 stops San Diego Chicago O'Hare Intl

$602Multiple Airlines

Wed, Sep 23 - Wed, Sep 30

9:55 am - 8:30 amUIN Quincy Regional-SEA Seattle/Tacoma Intl

24h 35m1 stop Chicago O'Hare Intl

5:49 pm - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

18h 06m1 stop Chicago O'Hare Intl

$625Multiple Airlines

Thu, Oct 1 - Sun, Oct 4

9:55 am - 9:40 pmUIN Quincy Regional-SEA Seattle/Tacoma Intl

13h 45m2 stops Chicago O'Hare Intl San Diego

10:33 am - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

25h 22m1 stop Chicago O'Hare Intl

$630Multiple Airlines

Thu, Oct 1 - Sun, Oct 4

9:55 am - 9:40 pmUIN Quincy Regional-SEA Seattle/Tacoma Intl

13h 45m2 stops Chicago O'Hare Intl San Diego

11:31 am - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

24h 24m2 stops San Diego Chicago O'Hare Intl

$635Multiple Airlines

Thu, Oct 1 - Sun, Oct 4

9:55 am - 8:30 amUIN Quincy Regional-SEA Seattle/Tacoma Intl

24h 35m1 stop Chicago O'Hare Intl

12:16 am - 1:55 pmSEA Seattle/Tacoma Intl-UIN Quincy Regional

11h 39m1 stop Chicago O'Hare Intl

$714Multiple Airlines

Mon, Aug 24 - Wed, Aug 26

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Tue 9/22

3:25 pm-10:34 am

1 stop21h 09m

Seattle/Tacoma Intl

Tue 9/29

5:51 pm-1:55 pm

1 stop18h 04m

$589

Quickest round-trip

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Wed 9/23

9:55 am-6:25 pm

1 stop10h 30m

Seattle/Tacoma Intl

Tue 9/29

12:16 am-1:55 pm

1 stop11h 39m

$592

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Tue 9/22

3:25 pm-8:44 pm

2 stops31h 19m

Seattle/Tacoma Intl

Tue 9/29

9:40 pm-1:55 pm

2 stops14h 15m

$596

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Wed 9/23

9:55 am-8:44 pm

2 stops36h 49m

Seattle/Tacoma Intl

Wed 9/30

9:40 pm-1:55 pm

2 stops14h 15m

$599

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Tue 9/22

3:25 pm-3:41 pm

1 stop26h 16m

Seattle/Tacoma Intl

Tue 9/29

8:41 am-1:55 pm

2 stops27h 14m

$599

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Wed 9/23

9:55 am-9:38 pm

1 stop13h 43m

Seattle/Tacoma Intl

Wed 9/30

7:40 am-1:55 pm

2 stops28h 15m

$602

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Thu 10/1

9:55 am-8:30 am

1 stop24h 35m

Seattle/Tacoma Intl

Sun 10/4

5:49 pm-1:55 pm

1 stop18h 06m

$625

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Thu 10/1

9:55 am-9:40 pm

2 stops13h 45m

Seattle/Tacoma Intl

Sun 10/4

10:33 am-1:55 pm

1 stop25h 22m

$630

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Thu 10/1

9:55 am-9:40 pm

2 stops13h 45m

Seattle/Tacoma Intl

Sun 10/4

11:31 am-1:55 pm

2 stops24h 24m

$635

QuincySeattle

UIN Quincy Regional - SEA Seattle/Tacoma Intl

UINSEA

Quincy Regional

Mon 8/24

9:55 am-8:30 am

1 stop24h 35m

Seattle/Tacoma Intl

Wed 8/26

12:16 am-1:55 pm

1 stop11h 39m

$714

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Quincy, Illinois to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Seattle?

Alaska Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Seattle from Quincy, Illinois according to our data. Alaska Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

When to book flights from Quincy, Illinois to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Quincy, Illinois to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Quincy, Illinois to Seattle (UIN to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Quincy, Illinois to Seattle

Fastest flight time	10h 30m
Direct flights	None

The fastest flight from Quincy, Illinois to Seattle takes 10h 30m

There are no direct flights from Quincy, Illinois to Seattle. There are no popular flight routes from Quincy, Illinois to Seattle.

Search flight deals

Frequently asked questions about flying from Quincy, Illinois to Seattle

How far is Quincy Regional to Seattle/Tacoma Intl by plane?
There are 1617.9 mi between Quincy Regional and Seattle/Tacoma Intl. By plane, this route typically takes 10h 30m.
When did momondo last update prices for flights from Quincy Regional Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Quincy Regional Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from Quincy Regional Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Quincy Regional Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Kent

Lynnwood

Redmond

Lakewood

Federal Way

Puyallup

Tukwila

Fife

Cle Elum

Marysville

Kirkland

Centralia

Shoreline

Lacey

Why use momondo?

Why should I use momondo to find a flight deal from Quincy to Seattle?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Quincy.

Can I find flights from Quincy to Seattle with flexible booking policies on momondo?

All flight searches from Quincy to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Quincy to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from Quincy. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Quincy to Seattle right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Quincy to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.