Airline guide
jetBlueIATA code B6
Baggage allowances, fare rules, check-in cut-offs and contact details for jetBlue. Policy figures are read from jetBlue’s own published pages and each one shows where it came from and when we checked it.
- Home country
- United States
- Destinations
- 63 in 15 countries
- Route data Jul 2026
jetBlue at a glance
Cabin bag size
- Cabin bag size
- Carry-on bags must fit within 22 x 14 x 9 inches, including handles and wheels.
Verified 5 Sep 2026jetblue.com (opens in a new tab)Full rules: Cabin bag sizeCabin bag weight
- Cabin bag weight
- JetBlue publishes no carry-on weight limit; you must be able to lift your bag into the overhead bin if assistance is unavailable.
Verified 5 Sep 2026jetblue.com (opens in a new tab)Full rules: Cabin bag weightChecked bag
Covered in full in the section below. Read it (Checked bag)
Online check-in
- Online check-in
- Online and app check-in open 24 hours before departure.
Verified 5 Sep 2026jetblue.com (opens in a new tab)Full rules: Online check-inAirport check-in closes
- International
- International check-in and bag drop require at least 60 minutes; Dublin requires at least 80 minutes.
Verified 5 Sep 2026jetblue.com (opens in a new tab)Full rules: Airport check-in closesCustomer service
- Customer service phone
- +1 800 538 2583
Verified 5 Oct 2026jetblue.com (opens in a new tab)Full rules: Customer service
jetBlue carry-on baggage allowance
All fares include a cabin bag and a personal item.
- Cabin bag size
- Carry-on bags must fit within 22 x 14 x 9 inches, including handles and wheels.
- Personal item
- Personal items must fit under the seat and measure no more than 17 x 13 x 8 inches.
- Cabin bag weight
- JetBlue publishes no carry-on weight limit; you must be able to lift your bag into the overhead bin if assistance is unavailable.
jetBlue checked baggage allowance
Bag prices vary by route, fare, travel dates and when you pay. Use the booking's allowance before purchasing extras.
- Checked bag fees
- Base fares generally charge for checked bags. Route-specific exceptions and eligible loyalty or card benefits can apply.
- Mint baggage
- Mint and Mint Flex include two checked bags, each up to 70 lb / 32 kg.
- Prepay bags
- Adding the first two bags more than 24 hours before departure can save up to USD 10 per bag.
What jetBlue’s cheapest fare includes
JetBlue's current fee page lists Main Base. Older bookings may use Blue Basic terminology; follow the conditions attached to your ticket.
- Seat selection
- Main Base charges for choosing a seat; otherwise a seat is assigned before departure.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- Change cancel fees
- Main Base and EvenMore Base have a USD 150 per-person change or cancellation fee; fare differences also apply to changes.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- Included carry-on
- Even the lowest fare includes one carry-on and one personal item within JetBlue's size limits.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
jetBlue cabins and aircraft
Choose the onboard experience for your route, then compare seat selection and flexibility within that fare. Mint availability depends on the flight.
- Main
- JetBlue's Main experience includes seatback entertainment, Fly-Fi connectivity, and complimentary snacks and drinks. Connectivity and entertainment availability can vary by coverage area.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- Evenmore
- EvenMore adds extra legroom near the front, Group 2 boarding and dedicated overhead space. Priority security is available at participating airports; onboard food and drink perks depend on the flight.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- Mint
- Mint offers lie-flat seats or suites on all transatlantic flights and selected coast-to-coast, Caribbean and Latin America routes. Check the aircraft and seat map for the configuration on your flight.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- Bluefirst launch
- BlueFirst is announced for rollout later in 2026 on flights without Mint. Do not assume it is available unless it appears for your chosen flight.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
If your jetBlue flight is delayed or cancelled
Start with Flight Tracker and Manage Trips to see your status, replacement itinerary and available choices.
- Cancelled flight
- JetBlue may automatically rebook a cancelled flight. Review the new itinerary in Manage Trips before choosing another option.
- Significant disruption
- JetBlue lists arrival delays of at least three hours domestically or six hours internationally among qualifying disruptions. Airport changes, extra connections and certain other itinerary changes can also qualify.
- Refund or rebooking
- For qualifying disruptions, review free rebooking or cancellation for a refund to the original payment method, including eligible extras. Cancel online or contact JetBlue before departure if choosing a refund.
- Delayed departure
- Continue planning around the original departure time: an estimated delay can shorten.
jetBlue check-in times and airport cut-offs
Online check-in does not replace the airport bag-drop deadline or international document checks.
- Online check-in
- Online and app check-in open 24 hours before departure.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- Domestic bag drop
- Domestic bag drop closes 45 minutes before departure, or 60 minutes for flights from the U.S. Virgin Islands.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- International check-in closes
- International check-in and bag drop require at least 60 minutes; Dublin requires at least 80 minutes.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- Without checked bags
- Domestic boarding-pass cutoffs vary: 45 minutes at listed major airports, 60 minutes from the U.S. Virgin Islands and 30 minutes at other airports. Check your departure airport's listing.
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
How to contact jetBlue
Use JetBlue's official contact and legal pages for support and your ticket conditions.
- Help centre
- jetblue.com/contact-us (opens in a new tab)
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- Conditions of carriage
- jetblue.com/legal/flights-terms (opens in a new tab)
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
- Cancellations and refunds
- jetblue.com/help/delays-and-cancellations (opens in a new tab)
- Verified 5 Sep 2026jetblue.com (opens in a new tab)
Where jetBlue flies
Source: Originfacts route-network dataset, built from TravelPayouts route data (updated 2026-07). Not verified by hand.
We track 334 jetBlue routes serving 63 destinations across 15 countries.
- Destinations
- 63
- Countries
- 15
- Routes tracked
- 334
- Longest route
- 4,341 km
Busiest markets by route count
- New York68 routes
- Boston40 routes
- Orlando22 routes
- Fort Lauderdale20 routes
- San Juan14 routes
A market may include more than one airport.
Longest route in the dataset
4,341 km great-circle distance between the two airports.
Destinations in the route data
- New York
- Boston
- Orlando
- Fort Lauderdale
- San Juan
- Long Beach
- Washington
- Tampa
- West Palm Beach
- Austin
- Westchester County
- Fort Myers
- Los Angeles
- Nassau
- San Francisco
- Santo Domingo
- Buffalo
- Cancun
- Hartford
- Las Vegas
- Jacksonville
- Oakland
- Portland
- Raleigh
- and 39 more
Common questions about flying jetBlue
What size cabin bag can I take on jetBlue?
According to jetBlue’s own website (jetblue.com, checked 5 Sep 2026): Carry-on bags must fit within 22 x 14 x 9 inches, including handles and wheels.
How heavy can my jetBlue carry-on bag be?
According to jetBlue’s own website (jetblue.com, checked 5 Sep 2026): JetBlue publishes no carry-on weight limit; you must be able to lift your bag into the overhead bin if assistance is unavailable.
When can I check in online with jetBlue?
According to jetBlue’s own website (jetblue.com, checked 5 Sep 2026): Online and app check-in open 24 hours before departure.
When does jetBlue check-in close for international flights?
According to jetBlue’s own website (jetblue.com, checked 5 Sep 2026): International check-in and bag drop require at least 60 minutes; Dublin requires at least 80 minutes.
What is the jetBlue customer service phone number?
According to jetBlue’s own website (jetblue.com, checked 5 Oct 2026): +1 800 538 2583.
How many destinations does jetBlue fly to?
Originfacts tracks 63 jetBlue destinations across 15 countries, on 334 routes.
Where is jetBlue based?
jetBlue is based in United States. In the Originfacts route dataset, its busiest market is New York, followed by Boston, Orlando and Fort Lauderdale.
What aircraft appear on jetBlue routes?
The routes we hold name Airbus A320 and Embraer E190. That dataset accumulates over time, so treat it as a record of what has flown rather than a current fleet list.
What is the longest jetBlue route?
Boston to San Francisco, at 4,341 km.
Sources and verification
Baggage, fare, check-in, disruption and contact figures are published only when they are read from jetBlue’s own pages or a named regulator, and each one shows the page and the date it was checked. Where sources disagree we show both and publish neither. Route and destination figures come from the Originfacts route dataset and show its date instead; they are not verified by hand.
- Carry-onVerified 5 Sep 2026
- Checked bagsVerified 5 Sep 2026
- Cheapest fareVerified 5 Sep 2026
- Cabins & aircraftVerified 5 Sep 2026
- Delays & cancellationsVerified 5 Sep 2026
- Check-inVerified 5 Sep 2026
- ContactVerified 5 Sep 2026 – 5 Oct 2026
- Where they flyRoute data, Jul 2026Originfacts route-network dataset, built from TravelPayouts route data