$143+ Cheap flights from Hartford to Seattle (BDL - SEA)
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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — SEA
Jul 11 — Jul 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Hartford to Seattle with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Hartford to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Hartford to SeattleExplore the most affordable flight options available from Hartford to Seattle. 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 Hartford to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
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.
Wed 7/292:36 pm
BDL
- SEA
1 stop11h 20m
American Airlines
Mon 8/39:35 pm
SEA
- BDL
1 stop8h 53m
American Airlines
Deal found 6/7![American Airlines logo]()
$448
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.
Thu 12/245:29 pm
BDL
- SEA
1 stop8h 43m
American Airlines
Thu 12/3112:12 am
SEA
- BDL
1 stop8h 44m
American Airlines
Deal found 6/7![American Airlines logo]()
$453
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.
Thu 12/107:40 am
BDL
- SEA
1 stop8h 15m
Southwest
Sun 12/1312:15 am
SEA
- BDL
2 stops11h 05m
Southwest
Deal found 6/7![Southwest logo]()
$455
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.
Sat 9/55:41 pm
BDL
- SEA
1 stop9h 32m
American Airlines
Sun 9/1310:45 pm
SEA
- BDL
1 stop8h 32m
American Airlines
Deal found 6/7![American Airlines logo]()
$456
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.
Sun 8/1611:20 am
BDL
- SEA
1 stop8h 40m
Southwest
Fri 8/215:15 am
SEA
- BDL
1 stop14h 00m
Southwest
Deal found 6/6![Southwest logo]()
$458
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:10 pm
BDL
- SEA
2 stops39h 54m
Multiple Airlines
Sat 8/228:13 pm
SEA
- BDL
1 stop31h 02m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$459
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.
Tue 7/286:30 pm
BDL
- SEA
1 stop8h 55m
Southwest
Mon 8/1011:05 pm
SEA
- BDL
2 stops10h 05m
Southwest
Deal found 6/8![Southwest logo]()
$461
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 8/77:05 pm
BDL
- SEA
1 stop7h 49m
Delta
Tue 8/1811:59 pm
SEA
- BDL
1 stop7h 55m
Delta
Deal found 6/6![Delta logo]()
$462
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:05 pm
BDL
- SEA
1 stop20h 03m
Multiple Airlines
Wed 8/198:13 pm
SEA
- BDL
1 stop31h 02m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$463
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/412:24 pm
BDL
- SEA
1 stop11h 25m
Delta
Sat 7/1112:05 pm
SEA
- BDL
1 stop8h 34m
Delta
Deal found 6/7![Delta logo]()
$464
This Sun Country Air 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:09 pm
BDL
- SEA
1 stop24h 39m
Sun Country Air
Sun 8/3011:59 pm
SEA
- BDL
1 stop7h 51m
Sun Country Air
Deal found 6/8![Sun Country Air logo]()
$465
Best flights from Hartford to SeattleDiscover carefully curated flight deals from Hartford to Seattle 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 Hartford to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
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.
Wed 8/124:50 pm
BDL
- SEA
1 stop8h 53m
United Airlines
Wed 8/196:15 pm
SEA
- BDL
2 stops12h 22m
United Airlines
Deal found 6/7![United Airlines logo]()
$480
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/412:24 pm
BDL
- SEA
1 stop11h 25m
Delta
Thu 7/912:05 pm
SEA
- BDL
1 stop8h 34m
Delta
Deal found 6/7![Delta logo]()
$524
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.
Sat 7/115:15 pm
BDL
- SEA
2 stops11h 00m
Southwest
Fri 7/1711:05 pm
SEA
- BDL
1 stop8h 50m
Southwest
Deal found 6/10![Southwest logo]()
$525
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.
Fri 9/184:50 pm
BDL
- SEA
1 stop8h 55m
United Airlines
Fri 9/256:05 pm
SEA
- BDL
2 stops12h 32m
United Airlines
Deal found 6/10![United Airlines logo]()
$487
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.
Sat 7/115:55 pm
BDL
- SEA
1 stop8h 40m
Southwest
Sat 7/186:40 pm
SEA
- BDL
2 stops10h 15m
Southwest
Deal found 6/7![Southwest logo]()
$550
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.
Sun 8/26:55 pm
BDL
- SEA
1 stop8h 03m
Delta
Thu 8/205:30 am
SEA
- BDL
1 stop7h 50m
Delta
Deal found 6/9![Delta logo]()
$559
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.
Fri 8/2111:44 am
BDL
- SEA
2 stops14h 42m
United Airlines
Fri 8/286:10 pm
SEA
- BDL
2 stops12h 27m
United Airlines
Deal found 6/10![United Airlines logo]()
$514
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 7/2412:40 pm
BDL
- SEA
1 stop14h 55m
Southwest
Mon 8/310:45 pm
SEA
- BDL
2 stops10h 25m
Southwest
Deal found 6/10![Southwest logo]()
$558
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 8/77:05 pm
BDL
- SEA
1 stop7h 49m
Delta
Fri 8/216:05 am
SEA
- BDL
1 stop9h 07m
Delta
Deal found 6/6![Delta logo]()
$559
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.
Mon 7/1312:40 pm
BDL
- SEA
1 stop10h 05m
Southwest
Thu 7/169:25 pm
SEA
- BDL
1 stop7h 40m
Southwest
Deal found 6/8![Southwest logo]()
$572
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
BDL
- SEA
2 stops16h 08m
United Airlines
Mon 8/247:35 pm
SEA
- BDL
2 stops12h 03m
United Airlines
Deal found 6/8![United Airlines logo]()
$573
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 7/1612:40 pm
BDL
- SEA
2 stops12h 10m
Southwest
Mon 7/207:30 pm
SEA
- BDL
2 stops9h 40m
Southwest
Deal found 6/10![Southwest logo]()
$582
Last-minute flights from Hartford to SeattleDiscover last-minute flight deals from Hartford to Seattle. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Hartford to Seattle. Data last updated June 11, 2026 and is based on user searches.
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.
Tue 6/307:35 am
BDL
- SEA
1 stop8h 23m
Delta
Wed 7/811:59 pm
SEA
- BDL
1 stop7h 44m
Delta
Deal found 6/6![Delta logo]()
$467
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.
Wed 7/15:55 am
BDL
- SEA
2 stops11h 30m
Southwest
Wed 7/811:05 pm
SEA
- BDL
2 stops9h 55m
Southwest
Deal found 6/8![Southwest logo]()
$471
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:38 pm
BDL
- SEA
2 stops28h 40m
Multiple Airlines
Wed 8/198:13 pm
SEA
- BDL
1 stop31h 02m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$470
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/412:24 pm
BDL
- SEA
1 stop11h 25m
Delta
Sat 7/1112:05 pm
SEA
- BDL
1 stop8h 34m
Delta
Deal found 6/7![Delta logo]()
$464
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.
Sat 7/48:00 am
BDL
- SEA
2 stops10h 55m
Southwest
Wed 7/811:05 pm
SEA
- BDL
1 stop8h 50m
Southwest
Deal found 6/9![Southwest logo]()
$473
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.
Wed 7/155:22 pm
BDL
- SEA
1 stop10h 30m
American Airlines
Wed 7/295:10 am
SEA
- BDL
1 stop8h 22m
American Airlines
Deal found 6/7![American Airlines logo]()
$468
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/275:28 pm
BDL
- SEA
1 stop8h 32m
American Airlines
Tue 8/411:22 pm
SEA
- BDL
1 stop9h 24m
American Airlines
Deal found 6/6![American Airlines logo]()
$456
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.
Tue 7/286:30 pm
BDL
- SEA
1 stop8h 55m
Southwest
Mon 8/1011:05 pm
SEA
- BDL
2 stops10h 05m
Southwest
Deal found 6/8![Southwest logo]()
$461
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.
Wed 7/292:36 pm
BDL
- SEA
1 stop11h 20m
American Airlines
Mon 8/39:35 pm
SEA
- BDL
1 stop8h 53m
American Airlines
Deal found 6/7![American Airlines logo]()
$448
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.
Wed 7/292:36 pm
BDL
- SEA
1 stop11h 20m
American Airlines
Wed 8/59:42 pm
SEA
- BDL
1 stop9h 38m
American Airlines
Deal found 6/8![American Airlines logo]()
$475
One-way flights from Hartford to SeattleSearch for one-way flight options from Hartford to Seattle. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
Search for one-way flight options from Hartford to Seattle. 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.
Tue 9/85:55 pm
BDL
- SEA
1 stop8h 40m
Southwest
Deal found 6/9![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.
Mon 8/106:20 pm
BDL
- SEA
1 stop8h 10m
Southwest
Deal found 6/8![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 8/125:24 pm
BDL
- SEA
1 stop9h 33m
Delta
Deal found 6/10![Delta logo]()
$182
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.
Sat 8/152:54 pm
BDL
- SEA
1 stop10h 06m
Delta
Deal found 6/10![Delta logo]()
$183
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:40 pm
BDL
- SEA
1 stop19h 55m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$203
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.
Tue 9/86:05 pm
BDL
- SEA
2 stops33h 22m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$207
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.
Tue 7/145:30 am
BDL
- SEA
1 stop8h 04m
Delta
Deal found 6/10![Delta logo]()
$210
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.
Mon 8/107:05 pm
BDL
- SEA
1 stop7h 49m
Delta
Deal found 6/10![Delta logo]()
$222
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/304:05 pm
BDL
- SEA
2 stops44h 43m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$225
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.
Sat 7/115:15 pm
BDL
- SEA
2 stops11h 00m
Southwest
Deal found 6/10![Southwest logo]()
$227
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.
Fri 8/213:40 pm
BDL
- SEA
2 stops10h 15m
Southwest
Deal found 6/7![Southwest logo]()
$232
Find flight deals from Hartford to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Hartford (BDL) 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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $448 (American Airlines) |
One-way from | $143 (Southwest) |
Popular in | June |
Cheapest in | October |
Average price | $656 |
Cheapflights Fare Finder
Customize your flight search to find flights from Hartford 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 2,558,603 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Hartford to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Wed 8/12
4:50 pm-10:43 pm
1 stop8h 53m
Seattle/Tacoma Intl
Wed 8/19
6:15 pm-9:37 am
2 stops12h 22m
$480
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Fri 9/18
4:50 pm-10:45 pm
1 stop8h 55m
Seattle/Tacoma Intl
Fri 9/25
6:05 pm-9:37 am
2 stops12h 32m
$487
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Fri 8/21
11:44 am-11:26 pm
2 stops14h 42m
Seattle/Tacoma Intl
Fri 8/28
6:10 pm-9:37 am
2 stops12h 27m
$514
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Sat 7/4
12:24 pm-8:49 pm
1 stop11h 25m
Seattle/Tacoma Intl
Thu 7/9
12:05 pm-11:39 pm
1 stop8h 34m
$524
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Sat 7/11
5:15 pm-1:15 am
2 stops11h 00m
Seattle/Tacoma Intl
Fri 7/17
11:05 pm-10:55 am
1 stop8h 50m
$525
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Sat 7/11
5:55 pm-11:35 pm
1 stop8h 40m
Seattle/Tacoma Intl
Sat 7/18
6:40 pm-7:55 am
2 stops10h 15m
$550
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Fri 7/24
12:40 pm-12:35 am
1 stop14h 55m
Seattle/Tacoma Intl
Mon 8/3
10:45 pm-12:10 pm
2 stops10h 25m
$558
Quickest round-trip
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Sun 8/2
6:55 pm-11:58 pm
1 stop8h 03m
Seattle/Tacoma Intl
Thu 8/20
5:30 am-4:20 pm
1 stop7h 50m
$559
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Fri 8/7
7:05 pm-11:54 pm
1 stop7h 49m
Seattle/Tacoma Intl
Fri 8/21
6:05 am-6:12 pm
1 stop9h 07m
$559
HartfordSeattle
BDL - SEA
BDLSEA
Hartford Bradley Intl
Mon 7/13
12:40 pm-7:45 pm
1 stop10h 05m
Seattle/Tacoma Intl
Thu 7/16
9:25 pm-8:05 am
1 stop7h 40m
$572
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Hartford to Seattle
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 Hartford to Seattle in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Hartford-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hartford-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hartford-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Hartford-Seattle 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 Hartford-Seattle 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 Hartford to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Hartford with our price prediction graph.
BDL-SEA
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 Hartford to Seattle
How far ahead should I book a flight from Hartford to Seattle?
The best time to book flights from Hartford to Seattle is 47 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Hartford to Seattle?
Currently, October is the cheapest month in which you can book a flight from Hartford to Seattle (average of $464). Flying from Hartford to Seattle in June is currently the most expensive (average of $656). 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 Hartford to Seattle?
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 June 11, 2026.
Read through reviews of airlines operating flights from Hartford to Seattle, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Hartford to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Seattle flight routes
Alternative routes for Hartford to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Hartford to Seattle by cabin class
Find flights from Hartford to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hartford and Seattle flights
Browse other Hartford and Seattle flight options. Last updated on June 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 11, 2026.
Top 5 airlines flying from Hartford to Seattle
Discover the top 5 airlines that operate flights from Hartford to Seattle. 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$191 | Average$415 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$289 | Average$568 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$324 | Average$554 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$352 | Average$571 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$388 | Average$630 | FlexibilityNo cancel fee | On-time63% |