What percentage of Chicago to Seattle flights are direct?

Historically, 65.7% of flights from Chicago to Seattle are direct. For flights that include a stopover, travelers typically experience one stop. This data is based on observations over a 90-day period. The prevalence of direct flights makes this route a convenient option for many travelers.

What's the flight time from Chicago to Seattle?

The typical direct flight time from Chicago to Seattle is 4 hours and 38 minutes, covering a distance of 2762 kilometers. For flights with one stop, the median travel time increases significantly to 12 hours and 42 minutes. This difference highlights the efficiency of choosing a direct route when available. These durations are based on historical flight data for this route.

Are there frequently good prices on flights from Chicago to Seattle?

Yes, historically, good prices on flights from Chicago to Seattle are frequent. This route is classified as one with consistent deal availability. Travelers can often find competitive fares, based on pricing trends observed across the trailing 30 days. This makes it a favorable route for those seeking value.

Flights From Chicago

To Seattle

Cheap Flights from Chicago to Seattle

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Deals from

Chicago

RatePunk searches hundreds of travel sites at once for deals on flights to Seattle

Prices updated 1 day ago

461 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)

Today’s best flight deals from Chicago to Seattle

Explore current cheapest deals departing from Chicago to Seattle

2026-11-11 – 2026-11-18
CHI - Seattle
80% AI deal score
$264
$175
Round trip
2026-11-07 – 2026-11-11
CHI - Seattle
81% AI deal score
$276
$175
Round trip
2026-10-06 – 2026-10-13
CHI - Seattle
72% AI deal score
$241
$186
Round trip
2026-10-01 – 2026-10-13
CHI - Seattle
71% AI deal score
$213
$193
Round trip
2026-10-09 – 2026-10-19
CHI - Seattle
71% AI deal score
$220
$193
Round trip
2026-11-06 – 2026-11-13
CHI - Seattle
77% AI deal score
$261
$193
Round trip
2026-11-04 – 2026-11-09
CHI - Seattle
78% AI deal score
$270
$194
Round trip
2026-10-16 – 2026-10-23
CHI - Seattle
68% AI deal score
$242
$223
Round trip
2026-11-06 – 2026-11-11
CHI - Seattle
70% AI deal score
$270
$229
Round trip
2026-10-05 – 2026-10-10
CHI - Seattle
67% AI deal score
$250
$236
Round trip

Chicago to Seattle: Overview

Insights for flights from Chicago to Seattle

Right now, only 4% of recent fares for flights from Chicago to Seattle are classified as a good price. For travelers looking for cheap flights from Chicago to Seattle, fares are currently above the typical level. Over the past 90 days, prices have typically ranged from $178–$498, with a median of $350.

The cheapest time to fly from Chicago to Seattle is typically during the colder months. December stands out as the most affordable month, with a median fare of just $120. Following closely, November and October also offer competitive prices, both with a median fare of $178.

A typical journey from Chicago to Seattle takes about 4h 38m, including connections. Given that a meaningful share of itineraries are non-stop, the median non-stop flight time is also 4h 38m. For itineraries that include connections, the median journey time extends to 13h 39m, typically involving 1 stopover.

The route from Chicago to Seattle covers a distance of 2762 kilometers. This falls into the category of a medium-haul flight, meaning you can expect a journey that is neither very short nor extremely long.

How much is a round trip from Chicago to Seattle

Regular price: $195 - $309

Prices are currently below the regular range.

The regular price range for flights from Chicago to Seattle is $195 to $309. The current lowest deal is $187 with Frontier Airlines for travel from Oct 6-Oct 13.

now $187

Low $195

High $309

The cheapest time to fly from Chicago to Seattle

The cheapest month to fly from Chicago to Seattle is December, with a median price of $162. The most expensive month is July, with a median price of $455. Prices are generally lower from January to December.

December

Cheapest

Flights from $162

July

Most Expensive

Flights from $455

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Chicago to Seattle

Alaska Airlines, Inc.

Last-minute flights going from Chicago to Seattle

Tue, Sep 15

⌛ Last-Minute

ORD - Seattle

Chicago (ORD) - Seattle (SEA)

Frontier Airlines

$505

$346

One-way

Tue, Sep 15

⌛ Last-Minute

ORD - Seattle

Chicago (ORD) - Seattle (SEA)

Frontier Airlines

$498

$388

One-way

Tue, Sep 15

⌛ Last-Minute

ORD - Seattle

Chicago (ORD) - Seattle (SEA)

Frontier Airlines

$495

$443

One-way

Wed, Sep 16

⌛ Last-Minute

ORD - Seattle

Chicago (ORD) - Seattle (SEA)

Frontier Airlines

$495

$366

One-way

Wed, Sep 16

⌛ Last-Minute

ORD - Seattle

Chicago (ORD) - Seattle (SEA)

Frontier Airlines

$508

$388

One-way

Fri, Sep 18

⌛ Last-Minute

ORD - Seattle

Chicago (ORD) - Seattle (SEA)

Frontier Airlines

$481

$386

One-way

Biggest price drops on these dates for flights from Chicago to Seattle

5 nights

Mar 20 - Mar 25

$596 → $367

38%

2 nights

Sep 15 - Sep 17

$505 → $346

32%

4 nights

Sep 14 - Sep 18

$495 → $346

30%

3 nights

Mar 12 - Mar 15

$521 → $382

27%

Popular Airports to fly from Chicago to Seattle

Chicago - Seattle route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Chicago to Seattle are above the typical level at $187.

📅 Best time to fly

Fly in December for the best prices

Historically, December is the cheapest month to fly, with a median price of $120.

⏱️ Flight duration

Direct flights average 4h 38m

The typical direct flight duration from Chicago to Seattle is 4h 38m.

✈️ Airlines & availability

65.7% of recent flights are direct

Historically, 65.7% of flights on this route are direct, with mixed availability.

🏆 Airline highlight

Frontier Airlines offers competitive deals

Frontier Airlines recently offered a deal for $187 from Chicago to Seattle.

🎯 Booking tip

Deals are frequent on this route

Deals on flights from Chicago to Seattle are frequent, appearing within 30 days.

Chicago main airports to depart from

O Hare International (ORD)

Cheapest

O'Hare International Airport offers flights to Seattle, with fares from $233.

📍 ~25 km from Chicago (reachable by car or train)

💸 Flights from ~$233

Chicago Midway International (MDW)

Chicago Midway International Airport is another option for flights to Seattle, with fares from $285.

📍 ~14 km from Chicago (reachable by car or train)

💸 Flights from ~$285

Chicago Rockford International (RFD)

Chicago Rockford International Airport provides flights to Seattle, with fares from $339.

📍 ~126 km from Chicago (reachable by car)

💸 Flights from ~$339

Seattle main airports to arrive at

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International Airport is a key arrival point for flights from Chicago to Seattle.

📍 ~18 km from Seattle city center (reachable by car, public transport).

💸 Flights from ~$238

Airports nearby Seattle used as alternative

Paine Field Everett (PAE)

Paine Field Everett is a useful alternative for travelers located in North Seattle or Snohomish County.

📍 ~40 km from Seattle (reachable by car)

💸 Flights from ~$341

Business & First Class Flight Deals to Seattle

75% AI deal score

$1,662

$1,307

Save $355

Porter Airlines, +1

Business Class

From MDW

Elite

Oct 05

Seattle, United States

75% AI deal score

$1,594

$1,307

Save $287

Porter Airlines, +1

Business Class

From MDW

Elite

Oct 05

Seattle, United States

75% AI deal score

$1,585

$1,307

Save $278

Porter Airlines, +1

Business Class

Frequently Asked Questions About Flights to Seattle

Historically, the optimal booking window for flights from Chicago to Seattle is typically 14-27 days before departure. During this period, the average price for a flight is around $279. Booking within 0-6 days of departure, however, sees prices rise significantly to an average of $719. Similarly, booking 7-13 days out also results in higher average prices of $682, based on data from the trailing 90 days.

Across the trailing quarter, a good price for a flight from Chicago to Seattle is considered to be $178 or less. The median price for this route over the same period was $350. Prices can go higher, with 75% of deals observed at $498 or less. These figures are based on data collected over a 90-day window.

Historically, December has been the cheapest month to fly from Chicago to Seattle, with a median price of $120. November and October also offer competitive prices, both with a median of $178. The annual median price for this route is $350, based on data from the trailing 270 days. These months typically present better value compared to the overall annual average.

Related routes

More routes from Chicago

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Flights to Seattle from other cities

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Chicago to Seattle: Overview

Insights for flights from Chicago to Seattle

How much is a round trip from Chicago to Seattle

Regular price: $195 - $309

Prices are currently below the regular range.

The regular price range for flights from Chicago to Seattle is $195 to $309. The current lowest deal is $187 with Frontier Airlines for travel from Oct 6-Oct 13.

now $187

Low $195

High $309

The cheapest time to fly from Chicago to Seattle

December

Cheapest

Flights from $162

July

Most Expensive

Flights from $455

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec