$156+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BDL
May 12 — May 191
Round-trip
1 adult, Economy
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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 April 12, 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 April 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Mon 4/2710:11 pm
SEA
- BDL
1 stop18h 48m
Multiple Airlines
Mon 5/43:50 pm
BDL
- SEA
2 stops20h 59m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Mon 4/2710:11 pm
SEA
- BDL
1 stop18h 48m
Multiple Airlines
Tue 5/58:05 am
BDL
- SEA
2 stops28h 44m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Mon 5/1810:53 pm
SEA
- BDL
1 stop8h 02m
United Airlines
Thu 5/284:50 pm
BDL
- SEA
1 stop10h 09m
United Airlines
Deal found 4/10![United Airlines logo]()
$378
This American Airlines deal was found by Cheapflights users on 4/6. 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.
Fri 5/111:33 pm
SEA
- BDL
1 stop8h 49m
American Airlines
Sat 5/96:43 pm
BDL
- SEA
1 stop9h 01m
American Airlines
Deal found 4/6![American Airlines logo]()
$383
This Southwest deal was found by Cheapflights users on 4/8. 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 5/67:10 pm
SEA
- BDL
2 stops10h 00m
Southwest
Wed 5/136:20 pm
BDL
- SEA
1 stop8h 50m
Southwest
Deal found 4/8![Southwest logo]()
$388
This Southwest deal was found by Cheapflights users on 4/10. 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 6/109:25 pm
SEA
- BDL
1 stop7h 40m
Southwest
Tue 6/166:30 pm
BDL
- SEA
1 stop8h 50m
Southwest
Deal found 4/10![Southwest logo]()
$393
This American Airlines deal was found by Cheapflights users on 4/10. 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.
Sat 5/239:35 pm
SEA
- BDL
1 stop8h 53m
American Airlines
Sat 5/305:24 pm
BDL
- SEA
1 stop8h 35m
American Airlines
Deal found 4/10![American Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Mon 4/2710:11 pm
SEA
- BDL
1 stop18h 48m
Multiple Airlines
Wed 5/66:34 pm
BDL
- SEA
2 stops18h 48m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 5/2611:21 am
SEA
- BDL
2 stops33h 06m
Multiple Airlines
Tue 6/96:05 pm
BDL
- SEA
1 stop19h 30m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Wed 8/198:13 pm
SEA
- BDL
1 stop31h 02m
Multiple Airlines
Tue 9/16:05 pm
BDL
- SEA
1 stop19h 30m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$402
This Delta deal was found by Cheapflights users on 4/8. 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.
Sun 5/3111:59 pm
SEA
- BDL
1 stop7h 47m
Delta
Fri 6/54:59 pm
BDL
- SEA
1 stop8h 47m
Delta
Deal found 4/8![Delta logo]()
$403
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 April 12, 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 April 12, 2026.
This Southwest deal was found by Cheapflights users on 4/8. 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 6/16:15 pm
SEA
- BDL
2 stops10h 55m
Southwest
Thu 6/47:10 pm
BDL
- SEA
1 stop8h 15m
Southwest
Deal found 4/8![Southwest logo]()
$429
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Sat 5/235:20 pm
SEA
- BDL
2 stops13h 36m
United Airlines
Sat 5/304:50 pm
BDL
- SEA
1 stop10h 09m
United Airlines
Deal found 4/10![United Airlines logo]()
$543
This Southwest deal was found by Cheapflights users on 4/7. 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 6/246:55 pm
SEA
- BDL
2 stops10h 10m
Southwest
Tue 6/306:30 pm
BDL
- SEA
1 stop8h 50m
Southwest
Deal found 4/7![Southwest logo]()
$511
This United Airlines deal was found by Cheapflights users on 4/11. 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.
Sun 7/1911:52 pm
SEA
- BDL
1 stop7h 04m
United Airlines
Wed 7/226:09 am
BDL
- SEA
1 stop8h 29m
United Airlines
Deal found 4/11![United Airlines logo]()
$586
This Southwest deal was found by Cheapflights users on 4/7. 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.
Tue 5/1211:45 pm
SEA
- BDL
2 stops9h 25m
Southwest
Sun 5/176:45 pm
BDL
- SEA
1 stop8h 25m
Southwest
Deal found 4/7![Southwest logo]()
$579
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Sun 6/2810:40 pm
SEA
- BDL
1 stop8h 16m
United Airlines
Tue 6/304:55 pm
BDL
- SEA
1 stop10h 19m
United Airlines
Deal found 4/9![United Airlines logo]()
$622
This Southwest deal was found by Cheapflights users on 4/9. 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.
Fri 7/39:25 pm
SEA
- BDL
1 stop7h 30m
Southwest
Mon 7/67:10 pm
BDL
- SEA
1 stop8h 15m
Southwest
Deal found 4/9![Southwest logo]()
$586
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Tue 6/307:01 am
SEA
- BDL
2 stops13h 58m
United Airlines
Tue 7/712:12 pm
BDL
- SEA
2 stops13h 58m
United Airlines
Deal found 4/9![United Airlines logo]()
$626
This Southwest deal was found by Cheapflights users on 4/11. 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 7/1911:05 pm
SEA
- BDL
2 stops9h 55m
Southwest
Wed 7/224:00 pm
BDL
- SEA
2 stops10h 30m
Southwest
Deal found 4/11![Southwest logo]()
$627
Last-minute flights from Seattle to HartfordDiscover last-minute flight deals from Seattle to Hartford. Data last updated April 12, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Hartford. Data last updated April 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/7. 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 4/2810:25 am
SEA
- BDL
1 stop10h 11m
American Airlines
Tue 5/54:09 pm
BDL
- SEA
1 stop11h 27m
American Airlines
Deal found 4/7![American Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 4/6. 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.
Fri 5/111:33 pm
SEA
- BDL
1 stop8h 49m
American Airlines
Sat 5/96:43 pm
BDL
- SEA
1 stop9h 01m
American Airlines
Deal found 4/6![American Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 4/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:47 pm
SEA
- BDL
1 stop8h 25m
American Airlines
Sun 5/106:00 am
BDL
- SEA
1 stop8h 34m
American Airlines
Deal found 4/9![American Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 4/8. 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 5/67:10 pm
SEA
- BDL
2 stops10h 00m
Southwest
Wed 5/136:20 pm
BDL
- SEA
1 stop8h 50m
Southwest
Deal found 4/8![Southwest logo]()
$388
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Mon 5/1810:53 pm
SEA
- BDL
1 stop8h 02m
United Airlines
Thu 5/284:50 pm
BDL
- SEA
1 stop10h 09m
United Airlines
Deal found 4/10![United Airlines logo]()
$378
This Southwest deal was found by Cheapflights users on 4/10. 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.
Mon 5/1811:55 pm
SEA
- BDL
1 stop7h 45m
Southwest
Wed 5/276:20 pm
BDL
- SEA
1 stop8h 50m
Southwest
Deal found 4/10![Southwest logo]()
$413
This American Airlines deal was found by Cheapflights users on 4/10. 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.
Sat 5/239:35 pm
SEA
- BDL
1 stop8h 53m
American Airlines
Sat 5/305:24 pm
BDL
- SEA
1 stop8h 35m
American Airlines
Deal found 4/10![American Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 5/2611:21 am
SEA
- BDL
2 stops33h 06m
Multiple Airlines
Tue 6/96:05 pm
BDL
- SEA
1 stop19h 30m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 4/9. 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.
Thu 5/2811:21 am
SEA
- BDL
2 stops33h 10m
Multiple Airlines
Tue 6/96:05 pm
BDL
- SEA
1 stop19h 30m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 4/8. 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.
Sun 5/3111:59 pm
SEA
- BDL
1 stop7h 47m
Delta
Wed 6/36:59 pm
BDL
- SEA
1 stop7h 44m
Delta
Deal found 4/8![Delta logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Sun 5/3111:59 pm
SEA
- BDL
1 stop7h 08m
Multiple Airlines
Fri 6/55:40 pm
BDL
- SEA
2 stops51h 55m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$419
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 April 12, 2026.
Search for one-way flight options from Seattle to Hartford. Find affordable one-way fares based on user searches. Data last updated April 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Sat 5/27:12 pm
SEA
- BDL
2 stops40h 37m
Frontier
Deal found 4/7![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 6/211:21 am
SEA
- BDL
2 stops33h 38m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Tue 5/127:50 pm
SEA
- BDL
2 stops20h 02m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/44:20 pm
SEA
- BDL
2 stops22h 51m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/117:50 pm
SEA
- BDL
2 stops23h 52m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Wed 6/311:21 am
SEA
- BDL
2 stops32h 52m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$189
This American Airlines deal was found by Cheapflights users on 4/8. 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 6/108:10 am
SEA
- BDL
1 stop10h 03m
American Airlines
Deal found 4/8![American Airlines logo]()
$192
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Sat 5/97:36 pm
SEA
- BDL
2 stops11h 01m
United Airlines
Deal found 4/9![United Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 4/7. 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.
Mon 5/49:45 pm
SEA
- BDL
1 stop9h 58m
Delta
Deal found 4/7![Delta logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Thu 5/711:06 am
SEA
- BDL
2 stops33h 25m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$207
This Cheapflightsfares deal was found by Cheapflights users on 4/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3111:59 pm
SEA
- BDL
1 stop7h 08m
Sun Country Air
Deal found 4/9![Sun Country Air logo]()
$212
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 April 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $378 (United Airlines) |
One-way from | $156 (Kiwi.com) |
Popular in | November |
Cheapest in | September |
Average price | $547 |
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 April 12, 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
Mon 6/1
6:15 pm-8:10 am
2 stops10h 55m
Hartford Bradley Intl
Thu 6/4
7:10 pm-12:25 am
1 stop8h 15m
$429
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Wed 6/24
6:55 pm-8:05 am
2 stops10h 10m
Hartford Bradley Intl
Tue 6/30
6:30 pm-12:20 am
1 stop8h 50m
$511
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Sat 5/23
5:20 pm-9:56 am
2 stops13h 36m
Hartford Bradley Intl
Sat 5/30
4:50 pm-11:59 pm
1 stop10h 09m
$543
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Tue 5/12
11:45 pm-12:10 pm
2 stops9h 25m
Hartford Bradley Intl
Sun 5/17
6:45 pm-12:10 am
1 stop8h 25m
$579
Quickest round-trip
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Sun 7/19
11:52 pm-9:56 am
1 stop7h 04m
Hartford Bradley Intl
Wed 7/22
6:09 am-11:38 am
1 stop8h 29m
$586
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Fri 7/3
9:25 pm-7:55 am
1 stop7h 30m
Hartford Bradley Intl
Mon 7/6
7:10 pm-12:25 am
1 stop8h 15m
$586
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Sun 6/28
10:40 pm-9:56 am
1 stop8h 16m
Hartford Bradley Intl
Tue 6/30
4:55 pm-12:14 am
1 stop10h 19m
$622
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Tue 6/30
7:01 am-11:59 pm
2 stops13h 58m
Hartford Bradley Intl
Tue 7/7
12:12 pm-11:10 pm
2 stops13h 58m
$626
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Sun 7/19
11:05 pm-12:00 pm
2 stops9h 55m
Hartford Bradley Intl
Wed 7/22
4:00 pm-11:30 pm
2 stops10h 30m
$627
Cheapest one-way
Quickest one-way
SeattleHartford
SEA - BDL
SEABDL
Seattle/Tacoma Intl
Sun 6/7
11:10 pm-8:50 am
1 stop6h 40m
$192
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 April.
| 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?
Use this chart to determine the optimal time to book a round-trip flight from Seattle to Hartford. Price data was last updated on April 9, 2026.
To ensure you get the cheapest price possible for a flight from Seattle to Hartford, you should look to book at least 76 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, September is the cheapest month in which you can book a flight from Seattle to Hartford (average of $213). Flying from Seattle to Hartford in May is currently the most expensive (average of $382). 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 April 12, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, 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.
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Seattle to Hartford. 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 Hartford?
Book flights to Hartford if you plan to visit one of these locationsNew Britain
Enfield
Uncasville
Windsor Locks
Cromwell
Farmington
Windsor
Southington
East Hartford
Rocky Hill
Northampton
Westfield
Glastonbury
Meriden
West Springfield
Newington
Lee
West Hartford
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Seattle and Hartford flights
Browse other Seattle and Hartford flight options. Last updated on April 12, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on April 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 April 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$316 | Average$544 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$316 | Average$510 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$324 | Average$507 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$376 | Average$553 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$576 | Average$925 | FlexibilityNo cancel fee | On-time75% |