$123+ Cheap flights from Hartford to Seattle (BDL - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — SEA
Nov 7 — Nov 141
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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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 October 8, 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 October 8, 2026.
This deal was found by Cheapflights users on 10/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
1 stop9h 19m
Wed 11/117:00 am -
1 stop7h 54m
Deal found 10/7![United Airlines logo]()
$375
This Southwest deal was found by Cheapflights users on 10/7. 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 12/116:40 pm -
1 stop8h 50m
Mon 12/146:10 am -
2 stops12h 55m
Deal found 10/7![Southwest logo]()
$376
This Delta deal was found by Cheapflights users on 10/7. 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.
Thu 12/102:59 pm -
1 stop8h 50m
Fri 12/111:45 pm -
1 stop6h 57m
Deal found 10/7![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/106:00 am -
2 stops11h 39m
Wed 11/1110:56 pm -
1 stop8h 47m
Deal found 10/7![United Airlines logo]()
$380
This Southwest deal was found by Cheapflights users on 10/7. 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.
Mon 11/22:30 pm -
2 stops13h 10m
Fri 11/65:30 am -
1 stop13h 45m
Deal found 10/7![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 10/5. 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 12/196:50 pm -
1 stop8h 50m
Fri 1/1512:15 am -
2 stops9h 20m
Deal found 10/5![Southwest logo]()
$383
This Delta deal was found by Cheapflights users on 10/6. 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 11/65:23 am -
2 stops16h 42m
Fri 11/131:35 pm -
1 stop7h 06m
Deal found 10/6![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 10/7. 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.
Thu 12/106:00 am -
1 stop9h 41m
Mon 12/145:52 pm -
2 stops15h 14m
Deal found 10/7![Delta logo]()
$385
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 11/79:38 am -
2 stops14h 18m
Mon 11/98:18 pm -
2 stops10h 23m
Deal found 10/7![United Airlines logo]()
$386
This Southwest deal was found by Cheapflights users on 10/5. 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 11/48:40 am -
2 stops13h 00m
Wed 11/115:40 am -
2 stops12h 45m
Deal found 10/5![Southwest logo]()
$388
This Southwest deal was found by Cheapflights users on 10/7. 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 11/186:25 pm -
1 stop8h 10m
Mon 11/3012:15 am -
2 stops11h 05m
Deal found 10/7![Southwest logo]()
$389
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 October 8, 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 October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
2 stops11h 39m
Wed 11/117:00 am -
1 stop7h 54m
Deal found 10/6![United Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 10/7. 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.
Sun 11/87:20 am -
2 stops14h 45m
Tue 11/106:00 am -
1 stop7h 26m
Deal found 10/7![Delta logo]()
$431
This Southwest deal was found by Cheapflights users on 10/7. 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 11/2012:55 pm -
1 stop14h 40m
Fri 11/276:15 am -
1 stop8h 45m
Deal found 10/7![Southwest logo]()
$468
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/109:37 am -
2 stops14h 19m
Wed 11/117:04 pm -
2 stops11h 37m
Deal found 10/7![United Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 10/7. 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.
Fri 10/165:20 pm -
1 stop9h 32m
Sat 10/316:00 am -
1 stop7h 29m
Deal found 10/7![Delta logo]()
$472
This Southwest deal was found by Cheapflights users on 10/6. 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.
Sat 12/192:30 pm -
2 stops13h 10m
Mon 1/185:30 am -
1 stop7h 15m
Deal found 10/6![Southwest logo]()
$498
This United Airlines deal was found by Cheapflights users on 10/3. 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 10/276:00 am -
2 stops10h 54m
Tue 12/85:05 am -
2 stops9h 28m
Deal found 10/3![United Airlines logo]()
$482
This Southwest deal was found by Cheapflights users on 10/7. 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 12/227:25 pm -
1 stop8h 50m
Sun 1/315:30 am -
2 stops11h 15m
Deal found 10/7![Southwest logo]()
$552
This United Airlines deal was found by Cheapflights users on 10/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:00 am -
2 stops13h 18m
Mon 12/77:00 am -
1 stop7h 33m
Deal found 10/6![United Airlines logo]()
$514
Last-minute flights from Hartford to SeattleDiscover last-minute flight deals from Hartford to Seattle. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from Hartford to Seattle. Data last updated October 8, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 10/5. 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 10/297:25 pm -
1 stop8h 15m
Sun 11/112:15 am -
1 stop7h 55m
Deal found 10/5![Southwest logo]()
$399
This Southwest deal was found by Cheapflights users on 10/7. 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 10/304:25 pm -
2 stops11h 15m
Thu 11/512:15 am -
2 stops12h 55m
Deal found 10/7![Southwest logo]()
$390
This United Airlines deal was found by Cheapflights users on 10/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:37 am -
2 stops11h 26m
Sun 11/85:05 am -
1 stop7h 51m
Deal found 10/6![United Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 10/7. 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.
Mon 11/22:30 pm -
2 stops13h 10m
Fri 11/65:30 am -
1 stop13h 45m
Deal found 10/7![Southwest logo]()
$382
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/26:26 pm -
1 stop9h 09m
Sun 11/85:24 pm -
1 stop15h 01m
Deal found 10/6![American Airlines logo]()
$385
This deal was found by Cheapflights users on 10/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
1 stop9h 19m
Wed 11/117:00 am -
1 stop7h 54m
Deal found 10/7![United Airlines logo]()
$375
This Southwest deal was found by Cheapflights users on 10/5. 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 11/48:40 am -
2 stops13h 00m
Wed 11/115:40 am -
2 stops12h 45m
Deal found 10/5![Southwest logo]()
$388
This Delta deal was found by Cheapflights users on 10/6. 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 11/65:23 am -
2 stops16h 42m
Fri 11/131:35 pm -
1 stop7h 06m
Deal found 10/6![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 11/79:38 am -
2 stops14h 18m
Mon 11/98:18 pm -
2 stops10h 23m
Deal found 10/7![United Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/106:00 am -
1 stop9h 19m
Thu 11/129:05 am -
2 stops11h 54m
Deal found 10/7![United Airlines logo]()
$380
This Southwest deal was found by Cheapflights users on 10/7. 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 11/186:25 pm -
1 stop8h 10m
Mon 11/3012:15 am -
2 stops11h 05m
Deal found 10/7![Southwest logo]()
$389
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 October 8, 2026.
Search for one-way flight options from Hartford to Seattle. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:20 pm -
1 stop10h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$123
This Delta deal was found by Cheapflights users on 10/5. 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 11/165:30 am -
1 stop8h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Delta logo]()
$149
This United Airlines deal was found by Cheapflights users on 10/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am -
1 stop9h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$155
This Southwest deal was found by Cheapflights users on 10/6. 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.
Fri 10/304:25 pm -
2 stops11h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Southwest logo]()
$160
This Southwest deal was found by Cheapflights users on 10/4. 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 10/271:25 pm -
2 stops12h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Southwest logo]()
$186
This Delta deal was found by Cheapflights users on 10/4. 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 11/33:00 pm -
1 stop8h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Delta logo]()
$188
This United Airlines deal was found by Cheapflights users on 10/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:00 am -
1 stop9h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$190
This United Airlines deal was found by Cheapflights users on 10/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:37 am -
2 stops11h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$192
This United Airlines deal was found by Cheapflights users on 10/4. 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 11/310:37 am -
2 stops11h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![United Airlines logo]()
$193
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 October 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $375 |
One-way from | $123 (United Airlines) |
Popular in | July |
Cheapest in | November |
Average price | $470 |
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 7,457,451 searches. Data last updated October 8, 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 Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Tue 11/3
3:00 pm-8:50 pm
1 stop8h 50m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$123
HartfordSeattle
BDL Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Mon 11/16
5:30 am-11:09 am
1 stop8h 39m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$149
HartfordSeattle
BDL Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Thu 11/5
6:00 am-3:32 pm
2 stops12h 32m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$195
Quickest round-trip
HartfordSeattle
BDL Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Thu 11/5
5:23 am-10:40 am
1 stop8h 17m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$230
HartfordSeattle
BDL Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Wed 10/28
6:10 am-6:54 pm
2 stops15h 44m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$232
HartfordSeattle
BDL Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Fri 12/18
7:25 pm-1:15 am
1 stop8h 50m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$232
HartfordSeattle
BDL Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Sat 11/21
2:30 pm-12:45 am
2 stops13h 15m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$235
HartfordSeattle
BDL Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Mon 11/2
2:30 pm-12:40 am
2 stops13h 10m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$237
HartfordSeattle
BDL Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Sat 11/21
5:02 pm-11:07 pm
1 stop9h 05m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$253
HartfordSeattle
BDL Hartford Bradley Intl - SEA Seattle/Tacoma Intl
BDLSEA
Hartford Bradley Intl
Wed 11/4
6:00 am-2:39 pm
2 stops11h 39m
Seattle/Tacoma Intl
Wed 11/11
7:00 am-5:54 pm
1 stop7h 54m
$380
Showing 1-10 of 18 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 October.
| 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 84 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, November is the cheapest month in which you can book a flight from Hartford to Seattle (average of $462). Flying from Hartford to Seattle in July is currently the most expensive (average of $668). 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?
Airfare is below average for this route at the moment.
Hartford to Seattle flights typically cost between $425 and $592 in November.The cheapest round-trip price found within the last 5 days was $375 on United Airlines (Nov 4-Nov 11).
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 October 8, 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.
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
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.
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Top 4 airlines flying from Hartford to Seattle
Discover the top 4 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 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$343 | Average$574 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$364 | Average$582 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$364 | Average$557 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$419 | Average$645 | FlexibilityNo cancel fee | On-time63% |