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Cheap flights from Chicago to Seattle from £59

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CHI — SEA
3 Jun — 10 Jun1
1 adult
Mon 3/6
Mon 10/6

Cheap flight deals from Chicago to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 May 2024.

Popular in

July

Cheapest in

January

Round-trip from

£452

One-way from

£130
High demand for flights, 32% potential price rise
Best time to find cheap flights, 34% potential price drop
From Chicago (CHI) to Seattle/Tacoma Intl
One-way flight from Chicago (CHI) to Seattle/Tacoma Intl

How far in advance should I book a flight from Chicago to Seattle?

Users have found that booking a flight from Chicago to Seattle at least 30 days early can save you up to 105% on average compared to booking a flight this week. If booking 30 days before your flight isn’t an option for you, users have found flights from Chicago to Seattle for as little as £253 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £452 for flights departing within the next 3 days.

What is the cheapest month to fly from Chicago to Seattle?

Flights from Chicago to Seattle lean towards being more expensive in July. Prices are generally better when you fly from Chicago to Seattle in January, with the cheapest ticket starting at £76.

When is the cheapest time to fly from Chicago to Seattle (CHI - SEA)?

When flying from Chicago to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 23% versus a flight in the morning.

Cheap Sun Country Air flights from Chicago to Seattle

Explore cheap flight options specifically provided by Sun Country Air for the route between Chicago and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 905,878 searches. Data last updated 29 May 2024.
Peruse some of the lowest-priced Sun Country Air flights we've found from Chicago to Seattle. Come back soon if you're not finding the exact deal you're looking for.
Thu 4/718:30ORD - SEA
1 stop15h 42mSun Country Air
Tue 9/718:07SEA - ORD
1 stop19h 59mSun Country Air
Deal found 28/5£196
Wed 26/620:05ORD - SEA
1 stop13h 54mSun Country Air
Tue 9/718:07SEA - ORD
1 stop19h 59mSun Country Air
Deal found 28/5£223
Wed 5/620:00ORD - SEA
1 stop14h 02mSun Country Air
Thu 13/623:59SEA - ORD
1 stop17h 07mSun Country Air
Deal found 29/5£232
Mon 10/620:05ORD - SEA
1 stop22h 10mSun Country Air
Wed 19/617:55SEA - ORD
1 stop23h 15mSun Country Air
Deal found 28/5£240
Fri 21/620:11ORD - SEA
1 stop14h 51mSun Country Air
Sun 23/618:25SEA - ORD
1 stop22h 41mSun Country Air
Deal found 28/5£267
Fri 22/1118:45ORD - SEA
1 stop24h 29mSun Country Air
Sun 1/1223:59SEA - ORD
1 stop6h 22mSun Country Air
Deal found 29/5£302

Cheap United Airlines flights from Chicago to Seattle

Explore cheap flight options specifically provided by United Airlines for the route between Chicago and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 905,878 searches. Data last updated 29 May 2024.
To aid your search, here are some of the cheapest United Airlines flights we've found from Chicago to Seattle. Deals are refreshing constantly so come back soon for more options.
Fri 16/816:04ORD - SEA
Nonstop4h 38mUnited Airlines
Wed 21/812:55SEA - ORD
1 stop9h 45mUnited Airlines
Deal found 29/5£215
Tue 11/605:04ORD - SEA
1 stop6h 58mUnited Airlines
Tue 18/617:10SEA - ORD
Nonstop4h 00mUnited Airlines
Deal found 28/5£219
Wed 21/813:05ORD - SEA
2 stops10h 54mUnited Airlines
Tue 27/806:45SEA - ORD
1 stop7h 57mUnited Airlines
Deal found 29/5£227
Sat 10/818:30ORD - SEA
Nonstop4h 39mUnited Airlines
Fri 16/800:30SEA - ORD
Nonstop3h 58mUnited Airlines
Deal found 29/5£235
Sat 10/820:22ORD - SEA
Nonstop4h 40mUnited Airlines
Sat 17/812:37SEA - ORD
1 stop8h 34mUnited Airlines
Deal found 29/5£243
Fri 23/813:05ORD - SEA
2 stops10h 54mUnited Airlines
Tue 27/806:45SEA - ORD
1 stop7h 57mUnited Airlines
Deal found 29/5£261
Mon 17/619:45ORD - SEA
Nonstop4h 38mUnited Airlines
Sun 7/700:30SEA - ORD
Nonstop3h 58mUnited Airlines
Deal found 29/5£269
Mon 10/607:10ORD - SEA
Nonstop4h 37mUnited Airlines
Tue 18/617:10SEA - ORD
Nonstop4h 00mUnited Airlines
Deal found 28/5£278
Thu 6/605:04ORD - SEA
1 stop6h 58mUnited Airlines
Sat 15/617:10SEA - ORD
Nonstop4h 00mUnited Airlines
Deal found 29/5£286

Cheap Chicago to Seattle flights in May & June 2024

Find cheap flight options from Chicago to Seattle specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 905,878 searches. Prices were last updated on 29 May 2024.
The lowest fares we've come across on flights travelling from Chicago to Seattle in May and June 2024. Check back in a little while for more flight options.
Tue 11/619:29ORD - SEA
Nonstop4h 31mAlaska Airlines
Sat 15/622:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 28/5£164
Tue 11/614:54ORD - SEA
1 stop6h 17mAlaska Airlines
Sat 15/622:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 28/5£171
Tue 25/621:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Tue 9/719:45SEA - ORD
1 stop7h 30mAlaska Airlines
Deal found 28/5£183
Mon 24/606:00ORD - SEA
Nonstop4h 31mAlaska Airlines
Tue 2/719:45SEA - ORD
1 stop7h 30mAlaska Airlines
Deal found 29/5£188
Thu 13/621:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Sun 16/606:07SEA - ORD
Nonstop4h 06mAlaska Airlines
Deal found 29/5£188
Thu 13/621:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Mon 17/622:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 29/5£189
Wed 26/621:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Thu 4/719:45SEA - ORD
1 stop7h 30mAlaska Airlines
Deal found 29/5£190
Tue 18/618:50ORD - SEA
Nonstop4h 44mDelta
Tue 25/618:00SEA - ORD
Nonstop3h 58mDelta
Deal found 28/5£191
Tue 11/614:54ORD - SEA
1 stop9h 00mAlaska Airlines
Fri 14/622:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 28/5£196

Chicago to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 905,878 searches. Data last updated 29 May 2024.
The lowest fares we've come across on flights travelling from Chicago to Seattle in May and June 2024. Check back in a little while for more flight options.
Tue 27/807:00ORD - SEA
Nonstop4h 25mDelta
Sat 31/818:00SEA - ORD
Nonstop3h 56mDelta
Deal found 29/5£117
Wed 9/1017:45ORD - SEA
1 stop7h 59mAlaska Airlines
Wed 16/1022:40SEA - ORD
Nonstop3h 50mAlaska Airlines
Deal found 29/5£140
Wed 18/914:13ORD - SEA
Nonstop4h 41mDelta
Tue 24/918:00SEA - ORD
Nonstop3h 58mDelta
Deal found 29/5£141
Wed 21/806:00ORD - SEA
Nonstop4h 34mAlaska Airlines
Mon 26/821:45SEA - ORD
1 stop5h 45mAlaska Airlines
Deal found 29/5£148
Tue 20/806:00ORD - SEA
Nonstop4h 34mAlaska Airlines
Tue 27/822:47SEA - ORD
Nonstop3h 53mAlaska Airlines
Deal found 28/5£159
Fri 23/821:10ORD - SEA
Nonstop4h 34mAlaska Airlines
Tue 27/807:00SEA - ORD
1 stop7h 15mAlaska Airlines
Deal found 29/5£163
Tue 30/721:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Sat 17/822:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 29/5£164
Tue 10/1214:13ORD - SEA
Nonstop4h 41mDelta
Tue 17/1218:00SEA - ORD
Nonstop3h 58mDelta
Deal found 29/5£167
Thu 22/821:10ORD - SEA
Nonstop4h 34mAlaska Airlines
Sun 25/821:45SEA - ORD
1 stop5h 45mAlaska Airlines
Deal found 29/5£171

Direct flights to Seattle from Chicago

Discover direct flight options from Chicago to Seattle. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 905,878 searches. Data last updated 29 May 2024.
For a shorter flight, select one of these non-stop flights from Chicago to Seattle. Users can also choose from other Chicago to Seattle flights by using the search form above.
Thu 5/907:00ORD - SEA
Nonstop4h 25mDelta
Tue 10/918:00SEA - ORD
Nonstop3h 58mDelta
Deal found 28/5£117
Thu 11/721:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Wed 17/722:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 28/5£141
Tue 18/621:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Tue 25/622:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 28/5£159
Wed 10/721:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Thu 18/722:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 29/5£164
Tue 30/718:45ORD - SEA
Nonstop4h 40mDelta
Tue 6/807:10SEA - ORD
Nonstop3h 55mDelta
Deal found 28/5£167
Tue 18/618:50ORD - SEA
Nonstop4h 44mDelta
Mon 24/607:10SEA - ORD
Nonstop4h 04mDelta
Deal found 28/5£175
Fri 14/621:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Wed 26/622:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 28/5£183
Thu 13/606:00ORD - SEA
Nonstop4h 31mAlaska Airlines
Thu 13/610:50SEA - ORD
Nonstop4h 04mAlaska Airlines
Deal found 27/5£186
Thu 11/721:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Sat 20/722:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 29/5£188

Chicago to Seattle flights leaving soon

Find last-minute flight options from Chicago to Seattle for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 905,878 searches. Data last updated 29 May 2024.
Check out these flights departing soon from Chicago to Seattle. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Wed 5/614:29ORD - SEA
Nonstop4h 31mDelta
Wed 12/618:00SEA - ORD
Nonstop3h 58mDelta
Deal found 29/5£207
Wed 5/608:00ORD - SEA
1 stop8h 29mAlaska Airlines
Wed 5/617:45SEA - ORD
Nonstop4h 04mAlaska Airlines
Deal found 29/5£225
Sat 8/618:50ORD - SEA
Nonstop4h 44mDelta
Wed 12/618:00SEA - ORD
Nonstop3h 58mDelta
Deal found 29/5£231
Wed 5/620:00ORD - SEA
1 stop14h 02mSun Country Air
Thu 13/623:59SEA - ORD
1 stop17h 07mSun Country Air
Deal found 29/5£232
Thu 6/621:20ORD - SEA
Nonstop4h 35mAlaska Airlines
Fri 14/622:45SEA - ORD
Nonstop3h 55mAlaska Airlines
Deal found 29/5£232
Wed 5/608:00ORD - SEA
1 stop8h 29mAlaska Airlines
Thu 13/614:20SEA - ORD
Nonstop4h 00mAlaska Airlines
Deal found 29/5£239
Wed 5/620:00ORD - SEA
1 stop14h 02mSun Country Air
Wed 12/611:20SEA - ORD
1 stop5h 46mSun Country Air
Deal found 29/5£240
Fri 7/607:30ORD - SEA
Nonstop4h 34mDelta
Wed 12/618:00SEA - ORD
Nonstop3h 58mDelta
Deal found 29/5£247
Wed 5/606:00ORD - SEA
Nonstop4h 27mAlaska Airlines
Mon 10/623:34SEA - ORD
Nonstop4h 06mAlaska Airlines
Deal found 29/5£250

One-way flights to Seattle from Chicago

Search for one-way flight options from Chicago to Seattle. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 905,878 searches. Data last updated 29 May 2024.
Take a look at some of the one-way flights we've detected from Chicago to Seattle. Users can also find round-trip Chicago to Seattle flights by using the search form above.
Tue 30/718:45ORD - SEA
Nonstop4h 40mDelta
Deal found 29/5£59
Thu 13/618:50ORD - SEA
Nonstop4h 44mDelta
Deal found 29/5£81
Wed 16/1017:45ORD - SEA
1 stop7h 59mAlaska Airlines
Deal found 28/5£82
Tue 16/718:45ORD - SEA
Nonstop4h 40mDelta
Deal found 28/5£82
Fri 4/1017:45ORD - SEA
1 stop7h 59mAlaska Airlines
Deal found 29/5£90
Tue 25/621:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Deal found 29/5£101
Thu 22/820:45ORD - SEA
1 stop28h 06mSun Country Air
Deal found 29/5£102
Mon 24/621:22ORD - SEA
Nonstop4h 37mAlaska Airlines
Deal found 29/5£106
Wed 12/606:00ORD - SEA
Nonstop4h 27mAlaska Airlines
Deal found 29/5£107

Find flights from Chicago to Seattle within your budget

Customise your flight search to find flights from Chicago to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 905,878 searches. Data last updated 29 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£117 - £315

Route

Depart

Return

Price

Chicago O'Hare IntlSeattle/Tacoma Intl

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Thu 5/9

Nonstop4h 25m

Seattle/Tacoma Intl

Tue 10/9

Nonstop3h 58m

£117

Chicago O'Hare IntlSeattle/Tacoma Intl

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Wed 9/10

1 stop7h 59m

Seattle/Tacoma Intl

Wed 16/10

Nonstop3h 50m

£140

Chicago O'Hare IntlSeattle/Tacoma Intl

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Thu 11/7

Nonstop4h 37m

Seattle/Tacoma Intl

Wed 17/7

Nonstop3h 55m

£141

Chicago O'Hare IntlSeattle/Tacoma Intl

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Thu 11/7

1 stop8h 38m

Seattle/Tacoma Intl

Wed 17/7

Nonstop3h 55m

£148

Chicago O'Hare IntlSeattle/Tacoma Intl

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Tue 30/7

Nonstop4h 40m

Seattle/Tacoma Intl

Tue 6/8

Nonstop3h 55m

£167

Chicago O'Hare IntlSeattle/Tacoma Intl

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Thu 4/7

1 stop15h 42m

Seattle/Tacoma Intl

Tue 9/7

1 stop19h 59m

£196

Chicago O'Hare IntlSeattle/Tacoma Intl

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Thu 11/7

1 stop7h 12m

Seattle/Tacoma Intl

Wed 17/7

1 stop17h 03m

£212

Chicago O'Hare IntlSeattle/Tacoma Intl

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Fri 16/8

Nonstop4h 38m

Seattle/Tacoma Intl

Wed 21/8

1 stop9h 45m

£215

Chicago O'Hare IntlSeattle/Tacoma Intl

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Mon 10/6

1 stop7h 30m

Seattle/Tacoma Intl

Tue 11/6

2 stops15h 30m

£315

Flights are sorted by cheapest first

Deals found on 28/5

How far ahead should I book a flight from Chicago to Seattle?

Use this chart to determine the optimal time to book a return flight from Chicago to Seattle. Price data was last updated on 24 May 2024.
Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

Best time to book a flight from Chicago to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Chicago with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average temperature and rainfall totals by month.

SEA

Temperature

5 - 19 °C

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 29 May 2024.
Peruse reviews from past customers who have flown with Sun Country Air, United Airlines and Alaska Airlines from Chicago to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very Good
5,956 reviews

Boarding

8.3

Entertainment

7.8

Overall

8.2

Comfort

8.1

Food

7.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very Good
5,956 reviews
Southwest
8.2
Very Good
5,956 reviews

Boarding

8.3

Entertainment

7.8

Overall

8.2

Comfort

8.1

Food

7.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.1
Very Good
9,192 reviews
Southwest
8.2
Very Good
5,956 reviews

Boarding

8.3

Entertainment

7.8

Overall

8.2

Comfort

8.1

Food

7.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.0
Very Good
10,457 reviews
Southwest
8.2
Very Good
5,956 reviews

Boarding

8.3

Entertainment

7.8

Overall

8.2

Comfort

8.1

Food

7.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.4
Good
10,784 reviews
Southwest
8.2
Very Good
5,956 reviews

Boarding

8.3

Entertainment

7.8

Overall

8.2

Comfort

8.1

Food

7.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.3
Good
14,302 reviews
Southwest
8.2
Very Good
5,956 reviews

Boarding

8.3

Entertainment

7.8

Overall

8.2

Comfort

8.1

Food

7.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Seattle from Chicago?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Chicago to Seattle. 0 airlines have flights to Seattle/Tacoma Intl from Chicago on a regular basis. Booking flights from Chicago to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 22 inbound flights from Chicago per day.

  • Can I find flights from Chicago to Seattle for under £200 on Cheapflights?

    Yes, there are multiple flights from Chicago to Seattle for under £200. The cheapest flight booked recently is on Delta for just £117, but on average you can expect to pay £169.

  • Are there nonstop flights from Chicago to Seattle for under £200 on Cheapflights?

    Cheapflights has at least 20 direct flights from Chicago to Seattle under £200. A good price for a nonstop flight from Chicago to Seattle is less than £185.

  • Are there last-minute flights available from Chicago to Seattle for under £300?

    There are currently 20+ open flights from Chicago to Seattle within the next 7 days for less than £300.

  • What days are direct flights available from Chicago to Seattle?

    Direct flights can be found on the following days: Sunday, Monday, Wednesday, Thursday, Friday, Saturday.

  • How many flights depart from Chicago to Seattle on average per day?

    On average 39 flights depart from Chicago to Seattle per day.
    Morning (6am - Midday) - 23% of flight departures
    Afternoon (Midday - 6pm) - 28% of flight departures
    Evening (6pm - Midnight) - 49% of flight departures

  • How long is the flight from Chicago to Seattle?

    Departing from Chicago to Seattle will take you 4h 25m. The distance between Chicago and Seattle is about 1725 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Chicago to Seattle round-trip?

    According to our current data, Delta (£117), Alaska Airlines (£140), and Sun Country Air (£196) offers the cheapest pricing from Chicago to Seattle. Delta is currently priced 45% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago to Seattle one-way?

    £59 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Alaska Airlines and Sun Country Air, with prices starting from £82 and £102, respectively.

  • What are the most reliable airlines from Chicago to Seattle?

    The top 3 most reliable airlines when flying from Chicago to Seattle are WestJet (100%), KLM (94%) and Korean Air (93%).

  • What are the cheapest flights from Chicago to Seattle?

    While on average a flight from Chicago to Seattle is generally £129, our data shows the cheapest flight currently is £116. When looking at the most popular route, (Chicago O'Hare Intl - Seattle/Tacoma Intl), you can expect to pay £274 for that flight.

  • What does ORD to SEA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Seattle/Tacoma Intl Airport flight would often be abbreviated as a ORD to SEA flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).

  • Can I find deals for flights from Chicago to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Chicago to Seattle that include hotel bookings?

    Yes. In addition to deals on Chicago to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Seattle.

  • Can I find deals for business class flights from Chicago to Seattle?

    Yes. Cheapflights offers flight deals from Chicago to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Chicago to Seattle that allow pets onboard?

    Many airlines flying from Chicago to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Seattle?

    Yes, you can often find last-minute deals on Chicago to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Seattle flight deals updated?

    The Chicago to Seattle flight deals you see on this page were last updated on 29/5.

  • What is the cheapest month to book a flight from Chicago to Seattle?

    Currently, December is the cheapest month in which you can book a flight from Chicago to Seattle (average of £576). Flying from Chicago to Seattle in July is currently the most expensive (average of £809). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chicago to Seattle
See prices for flight routes from nearby airports that may be better suited for you.