$120+ Cheap flights from Seattle to Hartford (SEA - BDL)
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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BDL
Jul 11 — Jul 181
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
Last-minute
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Cheapest flights from Seattle to HartfordExplore the most affordable flight options available from Seattle to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
Explore the most affordable flight options available from Seattle to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:10 pm
SEA
- BDL
1 stop6h 38m
Delta
Wed 9/25:50 am
BDL
- SEA
1 stop7h 41m
Delta
Deal found 6/9![Delta logo]()
$239
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:59 pm
SEA
- BDL
1 stop7h 57m
Delta
Tue 10/65:05 pm
BDL
- SEA
1 stop10h 04m
Delta
Deal found 6/8![Delta logo]()
$262
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:59 pm
SEA
- BDL
1 stop7h 57m
Delta
Wed 9/305:45 pm
BDL
- SEA
1 stop9h 14m
Delta
Deal found 6/9![Delta logo]()
$263
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:40 am
SEA
- BDL
1 stop11h 02m
American Airlines
Sat 10/31:12 pm
BDL
- SEA
1 stop11h 24m
American Airlines
Deal found 6/8![American Airlines logo]()
$285
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:56 pm
SEA
- BDL
1 stop9h 12m
American Airlines
Tue 9/157:16 am
BDL
- SEA
1 stop11h 01m
American Airlines
Deal found 6/10![American Airlines logo]()
$286
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:05 am
SEA
- BDL
1 stop9h 07m
Delta
Mon 8/316:50 am
BDL
- SEA
1 stop9h 10m
Delta
Deal found 6/9![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:50 am
SEA
- BDL
1 stop8h 25m
Southwest
Tue 9/2912:40 pm
BDL
- SEA
2 stops10h 45m
Southwest
Deal found 6/10![Southwest logo]()
$301
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:04 pm
SEA
- BDL
1 stop7h 33m
United Airlines
Wed 9/303:11 pm
BDL
- SEA
2 stops10h 45m
United Airlines
Deal found 6/9![United Airlines logo]()
$306
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:00 pm
SEA
- BDL
2 stops11h 00m
Southwest
Wed 8/265:55 pm
BDL
- SEA
1 stop8h 40m
Southwest
Deal found 6/9![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:05 am
SEA
- BDL
1 stop9h 07m
Delta
Sat 8/295:06 pm
BDL
- SEA
1 stop7h 59m
Delta
Deal found 6/10![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:59 pm
SEA
- BDL
1 stop7h 57m
Delta
Thu 10/15:00 pm
BDL
- SEA
1 stop8h 02m
Delta
Deal found 6/9![Delta logo]()
$310
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:00 pm
SEA
- BDL
1 stop12h 20m
Southwest
Wed 8/263:05 pm
BDL
- SEA
2 stops11h 20m
Southwest
Deal found 6/10![Southwest logo]()
$313
Best flights from Seattle to HartfordDiscover carefully curated flight deals from Seattle to Hartford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
Discover carefully curated flight deals from Seattle to Hartford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
This Southwest deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:30 pm
SEA
- BDL
2 stops9h 40m
Southwest
Tue 7/216:30 pm
BDL
- SEA
1 stop8h 55m
Southwest
Deal found 6/6![Southwest logo]()
$448
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:35 pm
SEA
- BDL
2 stops15h 54m
United Airlines
Sun 8/306:00 am
BDL
- SEA
1 stop8h 32m
United Airlines
Deal found 6/9![United Airlines logo]()
$547
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:05 pm
SEA
- BDL
2 stops9h 55m
Southwest
Tue 7/216:30 pm
BDL
- SEA
1 stop8h 55m
Southwest
Deal found 6/10![Southwest logo]()
$448
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:25 pm
SEA
- BDL
2 stops12h 05m
Southwest
Fri 8/281:40 pm
BDL
- SEA
2 stops10h 05m
Southwest
Deal found 6/8![Southwest logo]()
$486
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:20 pm
SEA
- BDL
2 stops14h 18m
United Airlines
Thu 9/2412:38 pm
BDL
- SEA
1 stop9h 14m
United Airlines
Deal found 6/7![United Airlines logo]()
$568
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:30 pm
SEA
- BDL
2 stops9h 40m
Southwest
Tue 8/45:55 pm
BDL
- SEA
1 stop8h 40m
Southwest
Deal found 6/8![Southwest logo]()
$525
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1611:05 pm
SEA
- BDL
2 stops10h 55m
Southwest
Mon 8/241:40 pm
BDL
- SEA
2 stops10h 05m
Southwest
Deal found 6/8![Southwest logo]()
$571
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/177:30 pm
SEA
- BDL
2 stops9h 40m
Southwest
Sun 7/265:35 am
BDL
- SEA
2 stops10h 40m
Southwest
Deal found 6/10![Southwest logo]()
$582
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:45 pm
SEA
- BDL
2 stops10h 15m
Southwest
Sun 7/125:35 am
BDL
- SEA
2 stops15h 40m
Southwest
Deal found 6/7![Southwest logo]()
$600
Last-minute flights from Seattle to HartfordDiscover last-minute flight deals from Seattle to Hartford. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Hartford. Data last updated June 11, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/710:35 pm
SEA
- BDL
1 stop8h 47m
American Airlines
Tue 7/145:28 pm
BDL
- SEA
1 stop8h 32m
American Airlines
Deal found 6/7![American Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1411:56 pm
SEA
- BDL
1 stop9h 32m
American Airlines
Tue 7/215:28 pm
BDL
- SEA
1 stop8h 32m
American Airlines
Deal found 6/8![American Airlines logo]()
$365
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:10 am
SEA
- BDL
1 stop8h 22m
American Airlines
Tue 7/215:28 pm
BDL
- SEA
1 stop8h 32m
American Airlines
Deal found 6/10![American Airlines logo]()
$404
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:05 pm
SEA
- BDL
2 stops9h 55m
Southwest
Tue 7/215:50 am
BDL
- SEA
2 stops11h 35m
Southwest
Deal found 6/10![Southwest logo]()
$453
This Southwest deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2211:05 pm
SEA
- BDL
1 stop8h 50m
Southwest
Tue 7/284:00 pm
BDL
- SEA
2 stops11h 25m
Southwest
Deal found 6/6![Southwest logo]()
$409
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:30 pm
SEA
- BDL
2 stops9h 40m
Southwest
Wed 8/55:55 pm
BDL
- SEA
1 stop8h 40m
Southwest
Deal found 6/10![Southwest logo]()
$436
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2911:05 pm
SEA
- BDL
1 stop8h 50m
Southwest
Wed 8/55:55 pm
BDL
- SEA
1 stop8h 40m
Southwest
Deal found 6/10![Southwest logo]()
$431
One-way flights from Seattle to HartfordSearch for one-way flight options from Seattle to Hartford. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
Search for one-way flight options from Seattle to Hartford. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:05 pm
SEA
- BDL
1 stop9h 55m
Southwest
Deal found 6/9![Southwest logo]()
$120
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:20 am
SEA
- BDL
1 stop7h 00m
Southwest
Deal found 6/7![Southwest logo]()
$143
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:15 am
SEA
- BDL
1 stop14h 00m
Southwest
Deal found 6/8![Southwest logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:13 pm
SEA
- BDL
1 stop31h 07m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$173
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:30 pm
SEA
- BDL
1 stop8h 10m
Southwest
Deal found 6/10![Southwest logo]()
$176
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:05 pm
SEA
- BDL
1 stop6h 42m
Delta
Deal found 6/10![Delta logo]()
$182
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:05 pm
SEA
- BDL
1 stop9h 55m
Southwest
Deal found 6/9![Southwest logo]()
$183
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:00 am
SEA
- BDL
1 stop9h 05m
Delta
Deal found 6/6![Delta logo]()
$185
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:15 pm
SEA
- BDL
2 stops12h 22m
United Airlines
Deal found 6/10![United Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:13 pm
SEA
- BDL
1 stop31h 02m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$190
Find flight deals from Seattle to Hartford
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hartford (BDL). 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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $239 (Delta) |
One-way from | $120 (Southwest) |
Popular in | June |
Cheapest in | October |
Average price | $679 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Hartford 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 2,558,603 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Seattle to Hartford that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Tue 7/14
7:30 pm-8:10 am
2 stops9h 40m
Hartford Bradley Intl
Tue 7/21
6:30 pm-12:25 am
1 stop8h 55m
$448
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Wed 7/15
11:05 pm-12:00 pm
2 stops9h 55m
Hartford Bradley Intl
Tue 7/21
6:30 pm-12:25 am
1 stop8h 55m
$448
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Fri 8/21
7:25 pm-10:30 am
2 stops12h 05m
Hartford Bradley Intl
Fri 8/28
1:40 pm-8:45 pm
2 stops10h 05m
$486
Quickest round-trip
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Fri 7/31
7:30 pm-8:10 am
2 stops9h 40m
Hartford Bradley Intl
Tue 8/4
5:55 pm-11:35 pm
1 stop8h 40m
$525
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Fri 8/21
7:35 pm-2:29 pm
2 stops15h 54m
Hartford Bradley Intl
Sun 8/30
6:00 am-11:32 am
1 stop8h 32m
$547
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Tue 9/8
5:20 pm-10:38 am
2 stops14h 18m
Hartford Bradley Intl
Thu 9/24
12:38 pm-6:52 pm
1 stop9h 14m
$568
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Sun 8/16
11:05 pm-1:00 pm
2 stops10h 55m
Hartford Bradley Intl
Mon 8/24
1:40 pm-8:45 pm
2 stops10h 05m
$571
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Fri 7/17
7:30 pm-8:10 am
2 stops9h 40m
Hartford Bradley Intl
Sun 7/26
5:35 am-1:15 pm
2 stops10h 40m
$582
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Sun 7/5
10:45 pm-12:00 pm
2 stops10h 15m
Hartford Bradley Intl
Sun 7/12
5:35 am-6:15 pm
2 stops15h 40m
$600
Cheapest one-way
Quickest one-way
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Wed 12/2
11:05 pm-8:47 am
1 stop6h 42m
$182
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Seattle to Hartford
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Hartford in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Hartford flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Hartford flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Hartford flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Hartford flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Hartford flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Hartford
Have a flexible travel schedule? Discover the best time to fly to Hartford from Seattle with our price prediction graph.
SEA-BDL
Estimated round-trip 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.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Hartford
How far ahead should I book a flight from Seattle to Hartford?
To ensure you get the cheapest price possible for a flight from Seattle to Hartford, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Seattle to Hartford?
Currently, October is the cheapest month in which you can book a flight from Seattle to Hartford (average of $430). Flying from Seattle to Hartford in June is currently the most expensive (average of $679). 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.
How much does it cost to fly round-trip from Seattle to Hartford?
Reviews of airlines servicing Hartford
Get insights into the airlines that provide service to Hartford. 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 Hartford. Reviews last updated June 11, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Seattle to Hartford. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
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Seattle and Hartford flights
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Top 5 airlines flying from Seattle to Hartford
Discover the top 5 airlines that operate flights from Seattle to Hartford. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$316 | Average$516 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$324 | Average$543 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$324 | Average$574 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$376 | Average$580 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$576 | Average$925 | FlexibilityNo cancel fee | On-time75% |