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Cheap flights from Hartford to Bilbao from $889

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Hartford to Bilbao departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Hartford to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:09 am - 10:45 am
BDL
-
BIO
22h 36m
2 stops
United Airlines Logo
6:50 am - 9:38 pm
BIO
-
BDL
20h 48m
3 stops
$889United Airlines
Tue, Aug 4 - Tue, Aug 11
Delta Logo
6:00 am - 9:50 am
BDL
-
BIO
21h 50m
2 stops
Delta Logo
7:10 am - 11:51 pm
BIO
-
BDL
22h 41m
2 stops
$894Delta
Tue, Aug 4 - Tue, Aug 11
Multiple Airlines Logo
12:55 pm - 9:50 am
BDL
-
BIO
14h 55m
2 stops
Multiple Airlines Logo
7:10 am - 6:05 pm
BIO
-
BDL
16h 55m
2 stops
$895Multiple Airlines
Tue, Aug 4 - Tue, Aug 11
United Airlines Logo
3:01 pm - 4:00 pm
BDL
-
BIO
18h 59m
2 stops
United Airlines Logo
2:00 pm - 11:59 pm
BIO
-
BDL
15h 59m
2 stops
$923United Airlines
Thu, Aug 20 - Thu, Aug 27
Multiple Airlines Logo
6:00 pm - 5:25 pm
BDL
-
BIO
17h 25m
1 stop
Multiple Airlines Logo
5:35 pm - 11:31 pm
BIO
-
BDL
35h 56m
2 stops
$1,159Multiple Airlines
Tue, Aug 4 - Tue, Aug 11
Aer Lingus Logo
6:00 pm - 5:25 pm
BDL
-
BIO
17h 25m
1 stop
Aer Lingus Logo
6:05 pm - 4:30 pm
BIO
-
BDL
28h 25m
1 stop
$1,210Aer Lingus
Tue, Aug 4 - Tue, Aug 11
United Airlines Logo
8:47 am - 11:25 pm
BDL
-
BIO
32h 38m
2 stops
United Airlines Logo
6:50 am - 11:59 pm
BIO
-
BDL
23h 09m
2 stops
$1,677United Airlines
Sun, Aug 9 - Sat, Aug 15
Multiple Airlines Logo
6:00 pm - 10:25 pm
BDL
-
BIO
22h 25m
3 stops
Multiple Airlines Logo
6:50 am - 7:00 pm
BIO
-
BDL
18h 10m
3 stops
$2,587Multiple Airlines
Tue, Aug 4 - Tue, Aug 11

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United Airlines flights from Hartford to Bilbao

Our best United Airlines deals on Hartford to Bilbao flight tickets
United Airlines
Aug 4
BDL6:09 amHartford Bradley Intl
22h 36m
2 stops
BIO10:45 amBilbao
Aug 11
BIO6:50 amBilbao
20h 48m
3 stops
BDL9:38 pmHartford Bradley Intl
$889
United Airlines
Aug 9
BDL8:47 amHartford Bradley Intl
32h 38m
2 stops
BIO11:25 pmBilbao
Aug 15
BIO6:50 amBilbao
23h 09m
2 stops
BDL11:59 pmHartford Bradley Intl
$1,677

momondo Fare Finder

 
Customize your flight search to find flights from Hartford to Bilbao 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, momondo users made 832,500 searches. Data last updated July 12, 2026.
Use the filters below to find and compare flights from Hartford to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HartfordBilbao

BDL - BIO

BDLBIO

Hartford Bradley Intl

Tue 8/4

6:09 am-10:45 am

2 stops22h 36m

Bilbao

Tue 8/11

6:50 am-9:38 pm

3 stops20h 48m

$889

HartfordBilbao

BDL - BIO

BDLBIO

Hartford Bradley Intl

Tue 8/4

6:00 am-9:50 am

2 stops21h 50m

Bilbao

Tue 8/11

7:10 am-11:51 pm

2 stops22h 41m

$894
Quickest round-trip

HartfordBilbao

BDL - BIO

BDLBIO

Hartford Bradley Intl

Tue 8/4

12:55 pm-9:50 am

2 stops14h 55m

Bilbao

Tue 8/11

7:10 am-6:05 pm

2 stops16h 55m

$895

HartfordBilbao

BDL - BIO

BDLBIO

Hartford Bradley Intl

Thu 8/20

3:01 pm-4:00 pm

2 stops18h 59m

Bilbao

Thu 8/27

2:00 pm-11:59 pm

2 stops15h 59m

$923

HartfordBilbao

BDL - BIO

BDLBIO

Hartford Bradley Intl

Tue 8/4

6:00 pm-5:25 pm

1 stop17h 25m

Bilbao

Tue 8/11

5:35 pm-11:31 pm

2 stops35h 56m

$1,159

HartfordBilbao

BDL - BIO

BDLBIO

Hartford Bradley Intl

Tue 8/4

6:00 pm-5:25 pm

1 stop17h 25m

Bilbao

Tue 8/11

6:05 pm-4:30 pm

1 stop28h 25m

$1,210

HartfordBilbao

BDL - BIO

BDLBIO

Hartford Bradley Intl

Sun 8/9

8:47 am-11:25 pm

2 stops32h 38m

Bilbao

Sat 8/15

6:50 am-11:59 pm

2 stops23h 09m

$1,677

HartfordBilbao

BDL - BIO

BDLBIO

Hartford Bradley Intl

Tue 8/4

6:00 pm-10:25 pm

3 stops22h 25m

Bilbao

Tue 8/11

6:50 am-7:00 pm

3 stops18h 10m

$2,587

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Bilbao from

How to get the cheapest flight ticket from Hartford to Bilbao

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Hartford to Bilbao flights?

You could potentially save up to 32% on your flight if you consider stops on a Hartford to Bilbao flight.

When to book flights from Hartford to Bilbao

Are you open to changing your travel dates? Check out the ideal times to fly from Hartford to Bilbao according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hartford to Bilbao (BDL to BIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hartford to Bilbao

Fastest flight time

28h 00m

Direct flights

None
The fastest flight from Hartford to Bilbao takes 28h 00m
There are no direct flights from Hartford to Bilbao. There are no popular flight routes from Hartford to Bilbao.
Search flight deals

Frequently asked questions about flying from Hartford to Bilbao

  • How far is Hartford Bradley Intl to Bilbao by plane?

    A flight from Hartford Bradley Intl to Bilbao will travel around 3443.1 mi. Typically, this will take 28h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Hartford Bradley Intl Airport to Bilbao Airport?

    Prices for flights from Hartford Bradley Intl Airport to Bilbao Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Hartford Bradley Intl Airport to Bilbao Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hartford Bradley Intl Airport to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The travel and health documents required for your trip to Bilbao Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bilbao Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

Why should I use momondo to find a flight deal from Hartford to Bilbao?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Hartford to Bilbao. momondo saves you time and could save you money on your trip.

Can I find flights from Hartford to Bilbao with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Hartford to Bilbao flights to just show those with flexible booking policies.

How can momondo help me find flights from Hartford to Bilbao?

Once all potential Hartford to Bilbao flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Hartford to Bilbao right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Hartford to Bilbao now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bilbao and let you know when they change.

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